✦ SIDE-BY-SIDE COMPARE

QuietComfort Ultra vs Px7 S2e: which is better?

QuietComfort Ultra and Px7 S2e compared side by side across 73 specs and 9 scored categories — every winner highlighted, so the right pick is obvious.

2 PRODUCTS · 73 SPECS · 9 SCORED CATEGORIES · LIVE RE-RANKING

COMPARING

2 / 4

HEADPHONES

Add or remove products — every chart and spec row re-ranks live.

← TOP PICK

BOSE

QuietComfort Ultra

$429

BEST OVERALL

BOWERS & WILKINS

Px7 S2e

$399

BEST VALUE

Add product

2 AVAILABLE

⚡ COMPARZONE VERDICT

The QuietComfort Ultra takes the overall win.

Highest composite at 8.9/10 — 0.3 ahead of the Px7 S2e. Tightest race: value, just 0.2 apart. Scroll for the category-by-category breakdown.

View best price →

CATEGORY WINS · 9 SCOREDTIES SHOWN GREY

SOUN

NOIS

COMF

BATT

FEAT

VALU

SOUN

NOIS

BATT

QuietComfort Ultra×6

Px7 S2e×3

Bose QuietComfort Ultra HeadphonesBEST OVERALL

Bowers & Wilkins Px7 S2eBEST VALUE

01 · SCORE RADAR

Performance profile

CLICK A PRODUCT TO ISOLATE ITS SHAPE

LARGEST GAPNoise Cancelling — QuietComfort Ultra leads by 9.3

TIGHTESTValue — only 0.2 between the top two

02 · CATEGORY BREAKDOWN

Category showdown

QUIETCOMFOPX7 S2E

SoundiQuietComfort Ultra · +9.0

QUIETCOMFO9.0

PX7 S2E0.0

Noise CancellingiQuietComfort Ultra · +9.3

QUIETCOMFO9.3

PX7 S2E0.0

ComfortiQuietComfort Ultra · +0.9

QUIETCOMFO9.5

PX7 S2E8.6

BatteryiQuietComfort Ultra · +8.2

QUIETCOMFO8.2

PX7 S2E0.0

FeaturesiQuietComfort Ultra · +1.0

QUIETCOMFO8.8

PX7 S2E7.8

ValueiQuietComfort Ultra · +0.2

QUIETCOMFO8.3

PX7 S2E8.1

Sound QualityiPx7 S2e · +9.1

QUIETCOMFO0.0

PX7 S2E9.1

Noise CancellationiPx7 S2e · +8.0

QUIETCOMFO0.0

PX7 S2E8.0

Battery LifeiPx7 S2e · +8.0

QUIETCOMFO0.0

PX7 S2E8.0

03 · VALUE MAP

Price vs performance

TOP-LEFT IS THE SWEET SPOT

SCORE PER $100 · RANKED

01Px7 S2e2.16BEST DEAL

02QuietComfort Ultra2.07

Map shows current starting prices · trends show tracked street prices. Check live deals before deciding.

04 · THE FULL SHEET

Full specifications

73 SPECS · ALL SHOWN

SPECS

QuietComfort Ultra$4292W8.9

Px7 S2e$3992W8.6

Typei

Over-ear closed-back

Over-ear

Driver SizeMMi

35 mm

40 mm← BEST +14%

Frequency Responsei

Tuned, undisclosed

10 Hz - 30 kHz

Codec Supporti

aptX Adaptive / AAC / SBC

SBC, AAC, aptX, aptX Adaptive, aptX HD

Hi-Res AudioiSAME

Yes

Spatial Audioi

Yes← BEST

Battery Life (ANC)HRi

24 hr

30 hr← BEST +25%

Quick Chargei

15 min = 2.5 hours

15 min = 7 hours

Has A WirediSAME

—

Has A WirelessiSAME

—

Bluetooth VersioniSAME

—

Has Aptx AdaptiveiSAME

—

Has AptxiSAME

—

Has LdaciSAME

—

Has LdhciSAME

—

Has Bluetooth Le AudioiSAME

—

Has Aptx Low LatencyiSAME

—

Has Aptx HdiSAME

—

Has Aptx LosslessiSAME

—

Has AaciSAME

—

Has AuracastiSAME

—

Audio LatencyiSAME

—

Maximum Bluetooth RangeMiSAME

—

Has Fast PairingiSAME

—

Supports Bluetooth Pairing Using NfciSAME

—

MultipointiSAME

Yes

FitiSAME

—

Has A Detachable CableiSAME

—

Is Designed for KidsiSAME

—

Can be FoldediSAME

—

Has a Tangle Free CableiSAME

—

Travel Bag is IncludediSAME

—

Has an Open-Back DesigniSAME

—

Cable LengthMiSAME

—

Has Stereo SpeakersiSAME

—

WeightGi

254 g← 17% lighter

307 g

Water Resistancei

IPX4

None

Build QualityiSAME

—

Sound QualityiSAME

—

Release DateiSAME

—

Has A Noise-Canceling MicrophoneiSAME

—

Has Ambient Sound ModeiSAME

—

Has In/On-Ear DetectioniSAME

—

Number Of MicrophonesiSAME

—

Has A Mute FunctioniSAME

—

Multipoint CountiSAME

—

Has A Control Panel On The DeviceiSAME

—

Can Be Used As A HeadsetiSAME

—

Has An In-Line Control PaneliSAME

—

Value-for-MoneyiSAME

—

Warranty PeriodYEARSiSAME

—

Noise IsolationiSAME

—

ComfortiSAME

—

Active Noise CancellationiSAME

Yes

ANC MicrophonesiSAME

Battery LifeHOURSiSAME

—

Charge TimeiSAME

—

Has Usb Type-CiSAME

—

Has A Battery Level IndicatoriSAME

—

Has Wireless ChargingiSAME

—

Battery PoweriSAME

—

Has A Solar Power BatteryiSAME

—

Has A Rechargeable BatteryiSAME

—

Has A Removable BatteryiSAME

—

Has Active Noise Cancellation (Anc)iSAME

—

Lowest FrequencyHZiSAME

—

Highest FrequencyHZiSAME

—

Driver Unit SizeMMiSAME

—

ImpedanceOHMSiSAME

—

Supports Spatial AudioiSAME

—

Sound Pressure LevelDB/MWiSAME

—

Has A Neodymium MagnetiSAME

—

Has Passive Noise ReductioniSAME

—

ROW WINS

05 · WHICH ONE IS FOR YOU

Pick by persona

RE-RANKS LIVE AS YOU ADD OR REMOVE PRODUCTS

THE ALL-ROUNDER

Best overall

QuietComfort UltraBOSE8.9

ALL GROUPSEQUAL WEIGHT

Best total score across weighted category factors.

RUNNER-UP · Px7 S2e (8.6)

FOR VALUE SEEKERS

Best bang for buck

Px7 S2eBOWERS & WILKINS8.6

SCORE ÷ PRICELIVE PRICES

Strongest score-to-price ratio from the available price data.

RUNNER-UP · QuietComfort Ultra (2.1)

PRIORITY · NOISE CANCELLING

Best for noise cancelling

QuietComfort UltraBOSE9.3

NOISE CANCELLING WEIGHTEDCONF 89%

Best visible score in the noise cancelling category group.

RUNNER-UP · Px7 S2e (0.0)

PRIORITY · SOUND QUALITY

Best for sound quality

Px7 S2eBOWERS & WILKINS9.1

SOUND QUALITY WEIGHTEDCONF 87%

Best visible score in the sound quality category group.

RUNNER-UP · QuietComfort Ultra (0.0)

06 · BOTTOM LINE

Why pick each

STRENGTHS · AND ONE HONEST TRADE-OFF

#1BOSE0.0

QuietComfort Ultra

“The comfort-and-immersion pick: plush all-day fit, excellent ANC, and Bose Immersive spatial audio.”

Comfort 9.5

Noise Cancelling 9.3

Wins Active Noise Cancellation

Wins ANC Microphones

TRADE-OFF24-hour battery trails rivals

BEST OVERALLBest price →

#2BOWERS & WILKINS0.0

Px7 S2e

“A luxury hi-fi wireless headphone with refined sound, premium materials, and aptX Adaptive hi-res support.”

Sound Quality 9.1

Comfort 8.6

Wins Battery Life (ANC)

Wins Driver Size

TRADE-OFFANC trails Sony and Bose

BEST VALUEBest price →

Still deciding? The QuietComfort Ultra is the safest pick.

COMPOSITE 8.9/10 · WINS 6 OF 9 CATEGORIES

Buy the winner →

Bose QuietComfort Ultra Headphones vs Bowers & Wilkins Px7 S2e: which is better?

The Bose QuietComfort Ultra Headphones is our overall pick, scoring 8.9/10 against 8.6/10 for the Bowers & Wilkins Px7 S2e — a 4% edge. Current starting prices span $399–$429. The score weighs category-specific headphones attributes, spec wins, price signals, and data confidence — not sponsorships.

Bose QuietComfort Ultra Headphones leads overall with a 8.9 total score.
Bose QuietComfort Ultra Headphones wins 6 comparable specs with a 8% weighted win rate.
Bowers & Wilkins Px7 S2e has the strongest high-impact advantage in Battery Life (ANC).
Bowers & Wilkins Px7 S2e has the best visible score-to-price balance based on available starting price.

Bose QuietComfort Ultra HeadphonesWINNER 8.9/10

The comfort-and-immersion pick: plush all-day fit, excellent ANC, and Bose Immersive spatial audio.

Pros

+ Best-in-class comfort
+ Excellent noise cancellation
+ Immersive spatial audio
+ Folds at the hinge for travel

Cons

− 24-hour battery trails rivals
− Expensive
− Immersive mode reduces battery

Best for: Long listening sessions · Comfort-first buyers · Spatial audio fans

“The most comfortable premium ANC headphone with excellent noise cancelling and engaging spatial audio. Battery life trails Sony and the price is high.”

Bowers & Wilkins Px7 S2e8.6/10

A luxury hi-fi wireless headphone with refined sound, premium materials, and aptX Adaptive hi-res support.

Pros

+ Refined, detailed, musical sound
+ Premium materials and elegant design
+ aptX Adaptive 24-bit hi-res support
+ Very comfortable plush earpads

Cons

− ANC trails Sony and Bose
− 30-hour battery is only average for the price
− Fewer software features than rivals

Best for: Audiophiles wanting refined sound · Buyers who value design and materials · Android users with aptX Adaptive devices

“The Px7 S2e is for buyers who treat headphones as a hi-fi component first and a gadget second. The sound is wonderfully refined and the build feels genuinely premium, but the ANC and feature set trail Sony and Bose, and 30 hours of battery is merely adequate.…”

Frequently asked questions

Which is better, Bose QuietComfort Ultra Headphones or Bowers & Wilkins Px7 S2e?

By ComparZone's weighted scoring of category-specific headphones specs, the Bose QuietComfort Ultra Headphones scores highest overall (8.9/10, 0.3 points ahead of the Bowers & Wilkins Px7 S2e). It is the better all-round pick, but the right choice depends on your priorities — the spec table above shows exactly where each one wins.

What are the main differences between Bose QuietComfort Ultra Headphones and Bowers & Wilkins Px7 S2e?

The biggest measurable differences are Battery Life (ANC), Codec Support, Type — with the Bowers & Wilkins Px7 S2e leading on Battery Life (ANC). The grouped spec sheet above marks the winner of every comparable spec.

Is the Bose QuietComfort Ultra Headphones better value than the Bowers & Wilkins Px7 S2e?

The Bose QuietComfort Ultra Headphones starts around $429 and the Bowers & Wilkins Px7 S2e around $399. Weigh the score gap against the price gap: a small score lead rarely justifies a large premium unless it comes from the specs you personally care about.

Can I compare other headphones on ComparZone?

Yes — ComparZone supports dynamic comparison pages for any 2 to 4 headphones from the same category, with verified specs, transparent scores, and live prices. See the related comparisons below or build your own from the category page.

More headphones comparisons

Bose QuietComfort Ultra Headphones vs Sony WH-1000XM5 Bose QuietComfort Ultra Headphones vs Sennheiser Momentum 4 Wireless Bose QuietComfort Ultra Headphones vs Shure Aonic 50 Gen 2 Wireless Noise-Cancelling Headphones Bowers & Wilkins Px7 S2e vs Sony WH-1000XM5 Bowers & Wilkins Px7 S2e vs Sennheiser Momentum 4 Wireless Bowers & Wilkins Px7 S2e vs Shure Aonic 50 Gen 2 Wireless Noise-Cancelling Headphones Bose QuietComfort Ultra Headphones vs Bowers & Wilkins Px7 S2e vs Sony WH-1000XM5 All headphones →Best headphones 2026