Between the QuietComfort Headphones and WH-CH720N, the QuietComfort Headphones comes out ahead in driver size, while the WH-CH720N wins on weight / battery life. Overall, the QuietComfort Headphones scores 62.9 and the WH-CH720N scores 61.4 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (62.9 vs 61.4). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the QuietComfort Headphones if you care most about driver size. The biggest gaps in its favor are driver size.
Pick the WH-CH720N if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. Its strongest claims are weight, battery life.
Both ship with comparable active noise cancellation, spatial audio, multipoint, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Why Bose - QuietComfort Headphones wins
- ▲Driver size — 16.67% more. 35 mm vs 30 mm.
Why Sony - WH-CH720N wins
- ▲Weight — 48.00 g less. 192 vs 240.
- ▲Battery life — 45.83% more. 35 h vs 24 h.
Spec comparison
Design
| Spec | Bose - QuietComfort Headphones | Sony - WH-CH720N |
|---|---|---|
| Type | over-ear | over-ear |
| Weight | 240 g | 192 glead |
| Water resistance | none | none |
Audio
| Spec | Bose - QuietComfort Headphones | Sony - WH-CH720N |
|---|---|---|
| Driver sizeⓘ | 35 mmlead | 30 mm |
| Impedanceⓘ | 32 Ω | 48 Ωlead |
| Sensitivityⓘ | 98 dB | 100 dBlead |
| Active noise cancellationⓘ | true | true |
| Transparency mode | true | true |
| Spatial audioⓘ | false | false |
Battery
| Spec | Bose - QuietComfort Headphones | Sony - WH-CH720N |
|---|---|---|
| Battery life | 24 h | 35 hlead |
| Fast chargeⓘ | true | true |
Connectivity
| Spec | Bose - QuietComfort Headphones | Sony - WH-CH720N |
|---|---|---|
| Bluetoothⓘ | 5.1 | 5.2lead |
| Multipointⓘ | true | true |
| 3.5mm jack | true | true |
| LDACⓘ | false | false |
| aptX HDⓘ | false | false |
Frequently asked
Which has better battery life, QuietComfort Headphones or WH-CH720N?+
WH-CH720N lasts 35 hours vs 24 hours.
Do QuietComfort Headphones or WH-CH720N have active noise cancellation?+
Both models have active noise cancellation.
Which supports LDAC, QuietComfort Headphones or WH-CH720N?+
Neither supports LDAC.
Spec-level deep dives
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