--- # === IDENTITY === id: consumer-electronics/audio/noise-cancelling-headphones-under-400/2026 canonical_question: "What are the best noise-cancelling headphones under $400 in 2026?" aliases: - "best ANC headphones under 400 2026" - "premium noise cancelling headphones 2026" - "Sony WH-1000XM6 vs Bose QuietComfort Ultra vs Sennheiser Momentum 4" - "best over-ear headphones 300 to 400" - "noise cancelling headphones for travel 2026" - "best wireless headphones under 400" - "Sony XM5 vs XM6 which to buy" - "Bowers Wilkins PX7 S3 vs Sony XM6" entity_type: product_comparison domain: consumer_electronics > audio > headphones region: global jurisdiction: global temporal_scope: 2025-2026 # === VERIFICATION === last_verified: 2026-06-25 confidence: 0.92 version: 1.4 first_published: 2026-02-10 # === TEMPORAL VALIDITY === temporal_validity: status: volatile last_breaking_change: "June 2026 summer-sale pricing: Bose QC Ultra 2nd Gen dropped BACK under $400 ($379, from $449 in May) and now qualifies again. Sony XM6 at record-low $378 (from $398). JBL Tour One M3 fell to $250 (from $300-400). Mid-tier collapsed further: Sony XM5 $198, Bose QuietComfort $179, Sennheiser Momentum 4 ~$180, Nothing Headphone 1 $214, Sennheiser ACCENTUM Plus $117, Marshall Monitor III ANC ~$230 (summer sale). B&W PX7 S3 ASIN live but no Amazon buy-box price this run — still listed near $479 MSRP." next_review: 2026-07-25 change_sensitivity: high # === CONSTRAINTS === constraints: - "Prices are approximate US street prices as of June 25 2026; segment shifts weekly with sales — verify before recommending" - "Codec availability is source-device dependent: LDAC requires Android, aptX Adaptive requires Snapdragon 8 Gen 1+, Apple devices limited to SBC/AAC" - "Bose QuietComfort Ultra exists as 1st Gen (24h battery, BT 5.3) and 2nd Gen (30h, aptX Adaptive, BT 5.4) — confirm version before recommending" - "ANC effectiveness depends on ear-pad seal — over-ear designs degrade with glasses that break the seal; RTINGS measurements assume optimal fit" - "MSRP-to-street gap is large and volatile in this segment: Sony XM6 ($459 MSRP, ~$378 street June 2026), Bose QC Ultra Gen 2 ($449 MSRP, ~$379 street June 2026 — back under $400). B&W PX7 S3 ($449 MSRP) ASIN is live but Amazon shows no buy-box price this run; treat as near-$479 / over-cap and verify before recommending." # === SKIP CONDITIONS === skip_this_unit_if: - condition: "Budget is under $200" use_instead: "consumer-electronics/audio/noise-cancelling-headphones-under-200/2026" - condition: "User wants in-ear / true wireless earbuds, not over-ear headphones" use_instead: "consumer-electronics/audio/wireless-earbuds-over-150/2026" - condition: "User wants studio/wired audiophile headphones (no ANC required)" use_instead: "Search for wired audiophile headphone units" - condition: "Use case is running, gym, or sports (over-ear sealed cups overheat and lack IP rating)" use_instead: "consumer-electronics/audio/wireless-earbuds-for-running/2026" # === AGENT HINTS === inputs_needed: - key: budget question: "What is your budget?" type: choice options: ["$200-300", "$300-400", "$400+"] - key: primary_use question: "What will you primarily use them for?" type: choice options: ["travel/commute", "office/work-from-home", "music listening at home", "calls/meetings"] - key: source_device question: "What is your primary source device?" type: choice options: ["Android (LDAC/aptX)", "iPhone (SBC/AAC only)", "both"] - key: priority question: "What matters most?" type: choice options: ["best ANC", "best sound quality", "longest battery life", "lightest weight", "best comfort"] # === DISTRIBUTION === canonical_source: "https://knowledgelib.io/consumer-electronics/audio/noise-cancelling-headphones-under-400/2026" suggested_citation: "Source: knowledgelib.io — AI Knowledge Library (verified 2026-06-25)" # === BUY LINKS === buy_links: - slug: "sony-wh-1000xm5" product_name: "Sony WH-1000XM5 Premium Noise Canceling Headphones, Auto NC Optimizer, 30-Hour Battery, Alexa Voice Control, Black" asin: "B09XS7JWHH" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B09XS7JWHH?tag=knowledgelib-20" - slug: "sony-wh-1000xm6" product_name: "Sony WH-1000XM6 The Best Noise Canceling Wireless Headphones, HD NC Processor QN3, 12 Microphones, Adaptive NC Optimizer, Mastered by Engineers, Studio-Quality, 30-Hour Battery, Black" asin: "B0F3PQHWTZ" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0F3PQHWTZ?tag=knowledgelib-20" - slug: "bose-qc-ultra-2" product_name: "Bose QuietComfort Ultra Bluetooth Headphones (2nd Gen), Wireless Headphones with Spatial Audio, Over Ear Noise Cancelling with Mic, Up to 30 Hours of Play time, Black" asin: "B0FDKR293G" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0FDKR293G?tag=knowledgelib-20" - slug: "bose-quietcomfort-noise-cancelling-headphones-under-400" product_name: "Bose QuietComfort Headphones - Wireless Bluetooth Headphones, Active Over Ear Noise Cancelling and Mic, USB-C Charging, Deep Bass, Up to 24 Hours of Playtime, Black" asin: "B0CCZ26B5V" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0CCZ26B5V?tag=knowledgelib-20" - slug: "sennheiser-momentum-4" product_name: "Sennheiser Momentum 4 Wireless Noise Cancelling Headphones - Bluetooth Headset for Crystal-Clear Calls with Adaptive Noise Cancellation, Over-Ear Headphones, 60h Battery Life, Folding Design, Black" asin: "B0B6GHW1SX" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0B6GHW1SX?tag=knowledgelib-20" - slug: "jbl-tour-one-m3" product_name: "JBL Tour One M3 Smart Tx - Wireless Over-Ear Noise Cancelling Headphones with Smart Transmitter, Hi-Res Audio (3.5mm or USB-C), Spatial 360 Sound with Head Tracking & 70Hrs of Playback (Black)" asin: "B0F4RT7HFT" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0F4RT7HFT?tag=knowledgelib-20" - slug: "marshall-monitor-iii-anc" product_name: "Marshall Monitor III A.N.C. Wireless Over-Ear Bluetooth Headphones - Active Noise Cancellation | 100+ Hr Playtime | Microphone for Calls | Lightweight, Foldable Design for Travel - Black" asin: "B0DFDT1TWC" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0DFDT1TWC?tag=knowledgelib-20" - slug: "nothing-headphone-1" product_name: "Nothing Headphone (1) Hybrid Active Noise Cancelling Headphones, Wireless Over-Ear Headphones with 6 Mics, 80Hrs Playtime, Hi-Res Audio, KEF-Tuned, Spatial Sound, Comfort Fit & Fast Charging Black" asin: "B0F1Z88FBT" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0F1Z88FBT?tag=knowledgelib-20" - slug: "sennheiser-accentum-plus" product_name: "Sennheiser ACCENTUM Plus Wireless Bluetooth Headphones Noise Cancelling - Quick-Charge Feature, 50-Hr Battery Playtime, Adaptive Hybrid ANC, Bluetooth Over Ear Headphones for Traveling, School, Black" asin: "B0CQKDKPS6" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0CQKDKPS6?tag=knowledgelib-20" - slug: "bowers-wilkins-px7-s3" product_name: "Bowers & Wilkins Px7 S3 Wireless Headphones Over Ear Noise Cancelling, Active Noise Cancelling & Transparency Mode, Hi-Res Sound, Bluetooth, 30-Hr Playtime, Quick Charge, Indigo Blue" asin: "B0F462NHW2" retailer: amazon_us destination_url: "https://www.amazon.com/dp/B0F462NHW2?tag=knowledgelib-20" # === RELATED UNITS === related_kos: related_to: - id: "consumer-electronics/audio/noise-cancelling-headphones-under-200/2026" label: "Best ANC Headphones Under $200 (2026)" - id: "consumer-electronics/audio/wireless-earbuds-over-150/2026" label: "Best Wireless Earbuds Over $150 (2026)" - id: "consumer-electronics/audio/noise-cancelling-headphones-over-400/2026" label: "Best ANC Headphones Over $400 (2026)" - id: "consumer-electronics/audio/headphones-for-glasses/2026" label: "Best Headphones for Glasses Wearers (2026)" alternative_to: - id: "consumer-electronics/audio/wireless-earbuds-over-150/2026" label: "Best Wireless Earbuds Over $150 (2026)" - id: "consumer-electronics/audio/wireless-headphones-over-ear/2026" label: "Best Wireless Over-Ear Headphones (2026)" often_confused_with: - id: "consumer-electronics/audio/noise-cancelling-headphones-under-200/2026" label: "Best ANC Headphones Under $200 (2026) — different price tier" - id: "consumer-electronics/audio/noise-cancelling-headphones-over-400/2026" label: "Best ANC Headphones Over $400 (2026) — higher price tier" depends_on: [] solves: [] # === SOURCES === sources: - id: src1 title: "The 5 Best Noise Cancelling Headphones of 2026" author: RTINGS.com url: https://www.rtings.com/headphones/reviews/best/by-feature/noise-cancelling type: product_testing published: 2026-04-01 reliability: high - id: src2 title: "Best Headphones Under $500" author: SoundGuys url: https://www.soundguys.com/best-bluetooth-headphones-under-400-70956/ type: product_testing published: 2026-03-25 reliability: high - id: src3 title: "The best noise-canceling headphones of 2026: Tested and reviewed" author: Tom's Guide url: https://www.tomsguide.com/us/best-noise-cancelling-headphones,review-5566.html type: product_testing published: 2026-04-05 reliability: high - id: src4 title: "Best Noise-Cancelling Headphones 2026" author: What Hi-Fi? url: https://www.whathifi.com/best-buys/headphones/best-noise-cancelling-headphones type: product_testing published: 2026-04-01 reliability: high - id: src5 title: "Sony WH-1000XM6 vs Bose QuietComfort Ultra Headphones: Battle of the ANC heavyweights" author: SoundGuys url: https://www.soundguys.com/sony-wh-1000xm6-vs-bose-quietcomfort-ultra-headphones-137869/ type: product_comparison published: 2026-03-15 reliability: high - id: src6 title: "JBL Tour One M3 Review" author: SoundGuys url: https://www.soundguys.com/jbl-tour-one-m3-review-the-next-generation-of-anc-135374/ type: product_review published: 2026-01-20 reliability: high - id: src7 title: "Bowers & Wilkins Px7 S3 review: beautiful headphones that make a stunning sound" author: What Hi-Fi? url: https://www.whathifi.com/headphones/bowers-and-wilkins-px7-s3 type: product_review published: 2026-02-20 reliability: high - id: src8 title: "Sony WH-1000XM6 vs Bose QuietComfort Ultra Headphones (2nd Gen): which flagship wireless over-ears are best?" author: What Hi-Fi? url: https://www.whathifi.com/headphones/wireless-headphones/sony-wh-1000xm6-vs-bose-quietcomfort-ultra-headphones-2nd-gen-which-flagship-wireless-over-ears-are-best type: product_comparison published: 2026-03-10 reliability: high - id: src9 title: "I tested the Sony WH-1000XM6 vs Bose QuietComfort Ultra 2 for 6 months — and there's a clear winner" author: Tom's Guide url: https://www.tomsguide.com/audio/headphones/i-tested-the-sony-wh-1000xm6-vs-bose-quietcomfort-ultra-2-for-6-months-and-theres-a-clear-winner type: product_comparison published: 2026-05-10 reliability: high - id: src10 title: "10 Best Budget And Expensive Noise-Cancelling Headphones In 2026" author: BGR url: https://www.bgr.com/2116307/best-budget-expensive-noise-cancelling-headphones/ type: product_testing published: 2026-05-01 reliability: high --- # Best Noise-Cancelling Headphones Under $400 (2026) ## What are the best noise-cancelling headphones under $400 in 2026? ## TL;DR **Top pick: Sony WH-1000XM6 (~$378)** — best measured ANC (87%) + best-in-class sound at a new record-low price, comfortably under the $400 ceiling. **Best value: Sony WH-1000XM5 (~$198)** — flagship-tier ANC + LDAC at 50% off MSRP. **Best budget: Sennheiser Momentum 4 (~$180)** — 56h battery + aptX Adaptive at the lowest flagship price in the bracket. Bose QC Ultra 2nd Gen has dropped back to ~$379 (under $400 again). B&W PX7 S3 still sits near $479 — wait for a sale. [src1, src2, src3, src9] ## Summary The $200–400 noise-cancelling headphone segment entered a deep summer-sale phase in June 2026, with prices falling across the board. The Sony WH-1000XM6 (~$378 street, MSRP $459) is the consensus best overall pick across RTINGS, Tom's Guide, What Hi-Fi?, BGR, and Rolling Stone — with QN3 processor and 12-microphone array delivering 87% measured ambient-noise reduction, and it has hit a new record-low $378 on Amazon. After a six-month head-to-head, Tom's Guide picked the Sony XM6 over the Bose QC Ultra 2 as "the clear winner" for sound, battery, and customization. The Bose QuietComfort Ultra (2nd Gen) — the comfort + passive-isolation champion at 85% measured ANC — has dropped **back under $400 to ~$379** (from $449 in May), so it once again qualifies for this bracket. [src1, src3, src5, src8, src9, src10] The Sennheiser Momentum 4 has fallen to ~$180 (from $289 list) and still dominates marathon battery life at 56+ hours with ANC on at the lowest flagship price in the bracket. The Sony WH-1000XM5 has dropped further to ~$198 (down from ~$248 in May) as XM6 stock stabilized — that's a 50% discount from its $399 MSRP and the most lopsided deal in the category. Nothing Headphone (1) is now ~$214 and the Bose QuietComfort is ~$179, both strong sub-$220 value picks. JBL Tour One M3 has fallen to ~$250 (from $300–400). The Marshall Monitor III ANC is on a summer sale at ~$230. The Bowers & Wilkins PX7 S3 (MSRP $449) ASIN is live but Amazon showed no buy-box price this run — it remains near $479, the best-sound pick but still over the $400 cap. [src2, src3, src4, src7] ## Top 10 Models Compared | Model | Price | ANC | Battery (ANC on / off) | Codecs | BT | Weight | Best For | Buy | |---|---|---|---|---|---|---|---|---| | Sony WH-1000XM6 | ~$378 | Yes (12 mic, QN3, 87% reduction) | 30h / 40h | SBC, AAC, LDAC, LC3 | 5.3 | 252g | Best overall | [Check price](https://knowledgelib.io/go/sony-wh-1000xm6) | | Bose QC Ultra 2nd Gen | ~$379 | Yes (85% reduction, 10 levels) | 30h / 45h | SBC, AAC, aptX Adaptive | 5.4 | 254g | Best comfort + ANC | [Check price](https://knowledgelib.io/go/bose-qc-ultra-2) | | Bowers & Wilkins Px7 S3 | ~$479 (over cap) | Yes (83-84% reduction) | 30h / — | SBC, AAC, aptX Adaptive, LDAC | 5.3 | 236g | Best sound (on sale) | [Check price](https://knowledgelib.io/go/bowers-wilkins-px7-s3) | | Sony WH-1000XM5 | ~$198 | Yes (8 mic, dual processor) | 30h / 40h | SBC, AAC, LDAC | 5.2 | 250g | Best value flagship | [Check price](https://knowledgelib.io/go/sony-wh-1000xm5) | | Sennheiser Momentum 4 | ~$180 | Yes (adaptive) | 56h / 60h | SBC, AAC, aptX, aptX Adaptive | 5.2 | 293g | Best battery life + value | [Check price](https://knowledgelib.io/go/sennheiser-momentum-4) | | JBL Tour One M3 | ~$250 | Yes (8 mic, adaptive 3-stage) | 70h / 70h | SBC, AAC, LDAC, LC3 | 5.3 | 268g | Best features | [Check price](https://knowledgelib.io/go/jbl-tour-one-m3) | | Marshall Monitor III ANC | ~$230 | Yes (adaptive) | 70h / 100h | SBC, AAC, LC3 | 5.4 | 320g | Best for travel | [Check price](https://knowledgelib.io/go/marshall-monitor-iii-anc) | | Bose QuietComfort | ~$179 | Yes (near-flagship level) | 24h / — | SBC, AAC | 5.1 | 240g | Best value comfort | [Check price](https://knowledgelib.io/go/bose-quietcomfort-noise-cancelling-headphones-under-400) | | Nothing Headphone (1) | ~$214 | Yes (KEF-tuned) | 35h / 80h | SBC, AAC, LDAC | 5.3 | 329g | Best design | [Check price](https://knowledgelib.io/go/nothing-headphone-1) | | Sennheiser ACCENTUM Plus | ~$117 | Yes (adaptive) | 50h / — | SBC, AAC, aptX Adaptive | 5.3 | 227g | Best lightweight | [Check price](https://knowledgelib.io/go/sennheiser-accentum-plus) | ## Best for Each Use Case ### Best Overall: Sony WH-1000XM6 (~$378) — [Check price](https://knowledgelib.io/go/sony-wh-1000xm6) The XM6's HD NC Processor QN3 is 7x faster than the QN1 in the XM5 and processes 12 microphones in real time — SoundGuys measured 87% ambient noise reduction, the best in the category. What Hi-Fi? calls it "the most detailed, dynamic, precise and open sound heard from a wireless Sony flagship." Real-world battery measured at 37h 14min with ANC. The asymmetrical headband distributes weight evenly, and the new design folds compactly. MSRP is $459, but the Amazon street price has fallen to a new record-low ~$378 as of June 2026 — comfortably under the $400 ceiling. Tom's Guide picked it over the Bose QC Ultra 2 after a six-month head-to-head as "the clear winner" overall. [src1, src3, src5, src8, src9] ### Best Comfort + ANC: Bose QuietComfort Ultra 2nd Gen (~$379) — [Check price](https://knowledgelib.io/go/bose-qc-ultra-2) SoundGuys measured 85% ambient noise reduction — within 2 percentage points of the Sony XM6, but with notably better passive isolation thanks to plusher ear cushions. The 2nd Gen adds 30h battery (up from 24h on Gen 1), aptX Adaptive for Android lossless streaming, Bluetooth 5.4, and a Cinema Mode for immersive spatial audio. CustomTune ear profiling personalizes the sound on first wear. Amazon street has dropped back to ~$379 in June 2026 (from $449 in May) — **once again under the $400 ceiling** and only ~$1 more than the Sony XM6. The pick if you wear headphones >4 hours/day. [src2, src3, src5, src8, src9] ### Best Sound (on sale): Bowers & Wilkins Px7 S3 (~$479) — [Check price](https://knowledgelib.io/go/bowers-wilkins-px7-s3) Tom's Guide calls it the best for "premium audio quality with incredible, well-rounded sound" and What Hi-Fi? gave it a full 5-star review for "stunning sound." Bluetooth 5.3 with aptX Adaptive and LDAC. ANC measured at 83–84% reduction by SoundGuys — slightly behind Sony/Bose but well within the top tier and "less intrusive" in tone. 30h battery, lightest of the flagships at 236g, and B&W's signature warm, refined tuning. MSRP is $449, but Amazon street is currently $479 — **also above the $400 ceiling** as of May 2026. Recommend only on sale; the previous $399 sale window has not returned. [src3, src4, src7] ### Best Value Flagship: Sony WH-1000XM5 (~$198) — [Check price](https://knowledgelib.io/go/sony-wh-1000xm5) With the XM6 displacing it, the XM5 has fallen to ~$198 on Amazon — a 50% discount from its $399 MSRP. Dual-processor ANC with 8 microphones, LDAC hi-res audio, 30h battery, and ultralight 250g. Its 30mm drivers deliver the balanced, refined sound Sony has tuned across five generations. DSEE Extreme upscales compressed audio. The XM5 set the benchmark every competitor measured against for three years and remains a top-3 pick across all major reviewers in 2026. The most lopsided sub-$200 deal in the entire category. [src1, src2, src4] ### Best Battery Life + Best Value: Sennheiser Momentum 4 (~$180) — [Check price](https://knowledgelib.io/go/sennheiser-momentum-4) SoundGuys measured 56h 21min with ANC on — more than double Sony XM6 (37h) and Bose QC Ultra (28h). Supports aptX Adaptive for high-bitrate streaming on Android. Sound quality is consistently praised as ahead of the pack at this price. Smart Pause auto-detects when you remove the headphones. The Amazon price dropped to ~$180 in June 2026 (from $289 list earlier in the year), making it the **lowest-priced flagship ANC headphone in the bracket** and arguably the best raw value if battery and sound matter more than top-tier ANC. The pick for travelers, weekly commuters, and anyone who hates charging. [src2, src5] ### Best Features: JBL Tour One M3 (~$250) — [Check price](https://knowledgelib.io/go/jbl-tour-one-m3) The standout feature is the SMART Tx — a remote/transmitter that lets you control the headphones AND act as a Bluetooth transmitter for sources without Bluetooth (airplane entertainment, gym equipment). Eight microphones power 3-stage adaptive ANC. JBL's specs page now claims 70h with ANC on (revised up from 35h via 2026 firmware optimization) and 70h ANC off. LDAC, LC3 codec support, JBL Spatial 360 with head tracking. SoundGuys calls its ANC "a credible competitor to the AirPods Max, Bose QC Ultra, and Sony XM6." [src2, src6] ### Best for Travel: Marshall Monitor III ANC (~$230) — [Check price](https://knowledgelib.io/go/marshall-monitor-iii-anc) Tom's Guide names it "Best Battery Life" for the entire ANC category at 70h ANC on / 100h ANC off — the longest-lasting in the bracket. Foldable hard case, premium build, Marshall's signature aesthetic. On a summer sale at ~$230 in June 2026 (down from $379.99 MSRP — verify live price, as it lists at MSRP between sales). LC3 codec support and Soundstage spatial audio. The pick for long-haul flights and multi-week trips where you can't reliably charge. [src2, src3] ### Best Value Comfort: Bose QuietComfort (~$179) — [Check price](https://knowledgelib.io/go/bose-quietcomfort-noise-cancelling-headphones-under-400) Reviewers consistently find its noise cancellation "basically as good as headphones costing $100–200 more." At 240g and with Bose's signature plush earcups, engineered for all-day wear. The simplified feature set (no spatial audio, no aptX) keeps the price low. Amazon price dropped to ~$179 in June 2026 (down from $359 list — 50% off). If comfort and ANC are your only priorities and you don't need the Ultra's spatial audio, this delivers ~90% of the experience at half the price of the Ultra. [src3] ### Best Design: Nothing Headphone (1) (~$214) — [Check price](https://knowledgelib.io/go/nothing-headphone-1) KEF-tuned acoustics — Nothing partnered with the British speaker company for the audio profile. 80h battery with ANC off (35h with ANC on). Physical roller and paddle controls replace touch surfaces for reliable tactile feedback. LDAC support, 8-band EQ via the Nothing X app, and the transparent industrial design that defines Nothing's product line. IP52 rating is rare for over-ear ANC headphones. Amazon price dropped to ~$214 in June 2026 (down from $299 list), making this one of the strongest value picks in the sub-$220 tier. [src2] ### Best Lightweight: Sennheiser ACCENTUM Plus (~$117) — [Check price](https://knowledgelib.io/go/sennheiser-accentum-plus) At 227g, it's the lightest ANC headphone in this roundup. 50 hours of battery with ANC on. aptX Adaptive codec support. Sennheiser's adaptive ANC adjusts to your environment. Now on Amazon at ~$117 — the cheapest pick in the roundup, with adequate ANC for office/commute use. A strong pick for all-day work where weight matters more than absolute ANC depth, or as a backup pair. [src2] ## Head-to-Head Comparisons ### Sony WH-1000XM6 vs Bose QuietComfort Ultra (2nd Gen) Tom's Guide's six-month review crowned Sony XM6 the "clear winner" — it leads on measured ANC (87% vs 85%), sound customization (10-band EQ vs 3-band), battery life (37h vs 28h real-world), and codec support (LDAC). Bose wins on passive isolation, comfort during long sessions, and spatialized audio (Cinema Mode). In June 2026 the two are nearly price-matched — Sony at ~$378 vs Bose at ~$379 — so the decision is now purely about which sound/comfort profile you prefer, not price. [src5, src8, src9] **Pick Sony XM6 if:** you want best raw ANC, longest battery, and full sound customization. **Pick Bose QC Ultra 2 if:** you wear headphones 6+ hours/day, prioritize passive isolation and plush comfort, or want Cinema Mode for movies. ### Sony WH-1000XM6 vs Bowers & Wilkins Px7 S3 The XM6 is the "best all-rounder" pick (ANC + sound + features + price). The PX7 S3 is a "best sound" specialist — What Hi-Fi? 5-star review and Tom's Guide "Best Sound" award. ANC is 83–84% (PX7 S3) vs 87% (XM6). At Amazon's current ~$479 (PX7 S3) vs ~$378 (XM6), the Sony is the obvious value pick; the PX7 S3 only makes sense if audiophile-grade music tuning outweighs ANC and a ~$100 premium. [src1, src3, src4, src7] **Pick Sony XM6 if:** you want the best balance and under-$400 pricing. **Pick PX7 S3 if:** music quality is your top priority and you find it on sale at $399 or below. ### Sony WH-1000XM5 vs Sennheiser Momentum 4 At ~$198 vs ~$180, these are the two cheapest flagship-tier picks in the bracket. XM5 wins on ANC depth (measured ~85% by SoundGuys), LDAC, and Sony's refined sound tuning. Momentum 4 wins on battery (56h vs 30h, nearly 2x) and codec breadth (adds aptX/aptX Adaptive). Both have weaker comfort than Bose QC and lighter passive isolation than Sony XM6. [src1, src2, src5] **Pick Sony XM5 if:** ANC and Sony's sound signature matter most, or you mainly use iOS (LDAC offers nothing extra there but the XM5's tuning is still excellent on AAC). **Pick Momentum 4 if:** battery life dominates, or you're an Android user with Snapdragon Sound (aptX Adaptive at $230 is unmatched value). ### Sony WH-1000XM6 vs Sony WH-1000XM5 The XM6 (~$378) adds the QN3 processor (7x faster than QN1), 12 microphones (vs 8), measurable 2-point ANC improvement (87% vs 85%), LC3 codec, foldable design, asymmetrical headband. The XM5 (~$198) keeps you within $180 of the same sound signature with the older but still excellent ANC. Same 30h battery and same 250g weight. [src1, src5, src8] **Pick XM6 if:** you want top-tier ANC and longevity, and the ~$180 premium is fine. **Pick XM5 if:** ~$180 is meaningful and you can accept marginally weaker ANC for huge savings on near-identical sound and battery. ### Marshall Monitor III ANC vs JBL Tour One M3 Both target the "battery monster" buyer at 70h ANC on. Marshall wins on ANC-off battery (100h vs 70h) and polished aesthetics with a foldable hard case; at ~$230 (summer sale) vs ~$250 it's also marginally cheaper. JBL wins on features (SMART Tx transmitter for sources without Bluetooth, JBL Spatial 360 with head tracking) and codec breadth (LDAC + LC3). [src2, src3, src6] **Pick Marshall Monitor III ANC if:** budget under $250 and you want longest-possible battery + premium build (grab it on the summer sale). **Pick JBL Tour One M3 if:** you fly often (the SMART Tx is genuinely useful with airplane entertainment) or care about head-tracked spatial audio. ## Decision Logic ### If budget is $200–300 --> Sennheiser Momentum 4 (~$180) is the strongest value pick — flagship-tier sound, 56h battery, aptX Adaptive at the lowest price in the category. Sony WH-1000XM5 (~$198) if you want Sony's tuning and slightly stronger ANC. Bose QuietComfort (~$179) if comfort matters more than features. Nothing Headphone (1) (~$214) for design + LDAC. [src1, src2, src9] ### If budget is $300–400 and primary use is travel/commute --> Sony WH-1000XM6 (~$378) for best ANC + sound combo, or Bose QC Ultra 2nd Gen (~$379) for plusher comfort + Cinema Mode — both now sit just under the ceiling and are essentially price-matched. Marshall Monitor III ANC (~$230) if 70h+ battery for long-haul flights matters more than peak ANC. [src1, src3] ### If primary use is music listening at home --> Sony WH-1000XM6 (~$378) — Tom's Guide and What Hi-Fi? both name it best sound under $400 while the PX7 S3 sits above the cap. If PX7 S3 returns to a sub-$400 sale, prefer it for warm/refined tuning. [src3, src4, src7, src9] ### If user has Apple devices only (iPhone/iPad) --> LDAC and aptX Adaptive offer no benefit. Choose on ANC and comfort: Sony WH-1000XM6 (best ANC), Sony WH-1000XM5 (best value), or Bose QuietComfort (best comfort under $200) — all use AAC on iOS. [src5, src8] ### If user has Android with Snapdragon Sound (Galaxy S23+, Pixel 8+) --> Bose QC Ultra 2nd Gen (~$379) unlocks aptX Lossless and is now under $400. Otherwise Sony XM6 with LDAC delivers higher bit-rate streaming. Sennheiser Momentum 4 (~$180) is the budget aptX Adaptive pick. [src5, src8] ### If wears headphones >4 hours/day --> Bose QuietComfort (~$179) for plush cushions at the lowest price, Bose QC Ultra 2 (~$379) for the plushest cushions + best passive isolation, or Sennheiser ACCENTUM Plus (227g, ~$117) if weight matters most. [src2, src3] ### If user hates charging --> Marshall Monitor III ANC (70h ANC on / 100h off, ~$230) or JBL Tour One M3 (70h ANC on, ~$250). Both more than double Sony/Bose flagships. Sennheiser Momentum 4 (56h, ~$180) is the cheapest 50h+ option. [src2, src3] ### Default recommendation --> Sony WH-1000XM6 (~$378). Best overall pick across RTINGS, Tom's Guide, What Hi-Fi?, BGR, and Rolling Stone in 2026 — and Tom's Guide's six-month head-to-head winner over Bose QC Ultra 2. Best ANC measurement (87%), strong battery (37h real-world), broad codec support, proven build, and now a record-low price. [src1, src3, src4, src9, src10] ## Key Market Trends (June 2026) - **Bose QC Ultra 2 dropped BACK under $400**: After bouncing to $449 in May, the Bose QC Ultra 2nd Gen fell to ~$379 on Amazon in June 2026 — once again inside the under-$400 band and essentially price-matched with the Sony XM6 ($378). Only the B&W PX7 S3 (~$479) remains above the cap. [src10] - **Summer-sale price collapse across the bracket**: June 2026 saw deep cuts. Sony WH-1000XM5 ($198), Bose QuietComfort ($179), Sennheiser Momentum 4 (~$180), Nothing Headphone (1) ($214), and Sennheiser ACCENTUM Plus ($117) all hit new lows; JBL Tour One M3 fell to $250 and Marshall Monitor III ANC to ~$230 on a summer sale. The whole segment is at its cheapest of the year. [src2, src5] - **Sony XM6 hit a record-low $378**: After launching at $459 MSRP, the XM6 dropped to a new all-time-low ~$378 on Amazon — below last Prime Day's price. Tom's Guide's six-month head-to-head review crowned it the winner over Bose QC Ultra 2 — settling the two-flagship debate that has shaped this segment for two years. [src1, src9] - **B&W PX7 S3 still leads on sound quality**: Tom's Guide ("Best Sound"), What Hi-Fi? (5 stars), and SoundGuys consider PX7 S3 the best music-listening pick — but it's the only model still above the $400 cap (~$479; no Amazon buy-box price returned this run). [src3, src4, src7] - **Battery life now expected at 50h+**: Sennheiser Momentum 4 (56h), Marshall Monitor III ANC (70h via 2026 firmware), and Sennheiser ACCENTUM Plus (50h) all exceed 50h with ANC. JBL revised Tour One M3 spec to 70h. The 30h baseline that defined flagships in 2024 is now mid-tier. [src2, src3] - **ANC measurement convergence**: Sony XM6 (87%), Bose QC Ultra (85%), B&W PX7 S3 (83–84%) cluster within 4 percentage points. Differentiation is now sound tuning, comfort, price, and feature set — not raw ANC numbers. [src5, src7, src8] - **aptX Adaptive standard above $300**: Bose QC Ultra 2nd Gen, Sennheiser Momentum 4, ACCENTUM Plus, and B&W PX7 S3 all support aptX Adaptive. Sony XM6 sticks with LDAC. Apple devices remain limited to SBC/AAC. [src2, src7] - **Spatial/immersive audio standard above $300**: Bose QC Ultra (Cinema Mode), JBL Tour One M3 (Spatial 360 + head tracking), Sony XM6 (360 Reality Audio), and Marshall Monitor III (Soundstage). Now table stakes at this price point. [src2, src6] ## Important Caveats - Prices are approximate US Amazon street prices as of June 25 2026, during a summer-sale window. Prices in this segment swing weekly and many of these are sale lows that may revert — check current prices before recommending. - As of June 2026, the Bose QC Ultra 2nd Gen has dropped back to ~$379 (under the $400 cap again). The B&W Px7 S3 (~$479 near MSRP; no Amazon buy-box price returned this run) remains **above the $400 cap** — it is still included because it routinely crosses back under $400 on sale, but agents must verify the live price before recommending it as "under $400." - The Marshall Monitor III ANC ~$230 figure is a summer-sale price; it lists at $379.99 MSRP between sales — verify the live price before recommending. - Codec availability depends on your source device. LDAC requires Android; aptX Adaptive requires Android with Snapdragon 8 Gen 1+; Apple devices are limited to SBC and AAC regardless of headphone capability. - ANC performance varies with ear-pad seal and head shape. Over-ear designs degrade with glasses that break the seal. RTINGS' and SoundGuys' measurements assume optimal fit. - The Bose QuietComfort Ultra exists in both 1st Gen and 2nd Gen versions. The 2nd Gen (late 2025) adds 30h battery, aptX Adaptive, and BT 5.4. The 1st Gen (24h, BT 5.3) is a better deal if found under $300 — confirm version before purchase. - JBL Tour One M3 battery rating was revised from 35h to 70h with ANC on after 2026 firmware optimization. Older reviews cite the lower number. ## Related Units - [Best ANC Headphones Under $200 (2026)](/consumer-electronics/audio/noise-cancelling-headphones-under-200/2026) - [Best ANC Headphones Over $400 (2026)](/consumer-electronics/audio/noise-cancelling-headphones-over-400/2026) - [Best Earbuds Under $150 (2026)](/consumer-electronics/audio/wireless-earbuds-under-150/2026) - [Best Earbuds Over $150 (2026)](/consumer-electronics/audio/wireless-earbuds-over-150/2026) - [Best Headphones for Glasses Wearers (2026)](/consumer-electronics/audio/headphones-for-glasses/2026) - [Best Wireless Over-Ear Headphones (2026)](/consumer-electronics/audio/wireless-headphones-over-ear/2026)