Bose - QuietComfort SC vs Sennheiser - Momentum 4 Wireless
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Bose - QuietComfort SC | Sennheiser - Momentum 4 Wireless |
|---|---|---|
| Battery life | 24 h | 60 h |
| Weight | 240 g | 293 g |
| Driver size | 35 mm | 42 mm |
| LDAC | false | true |
Between the QuietComfort SC and Momentum 4 Wireless, the QuietComfort SC comes out ahead in weight, while the Momentum 4 Wireless wins on battery life / driver size. Overall, the QuietComfort SC scores 70.2 and the Momentum 4 Wireless scores 76.3 on our Mars Score.
Which should you buy?
The Momentum 4 Wireless edges ahead on the Mars Score (70.2 vs 76.3), but the 6.1-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the QuietComfort SC if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are weight. The single most decisive one: Weight — 53.00 g less. 240 vs 293.
Pick the Momentum 4 Wireless 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 battery life, driver size, ldac. The single most decisive one: Battery life — 150.00% more. 60 h vs 24 h.
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: the Momentum 4 Wireless is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Bose - QuietComfort SC or Sennheiser - Momentum 4 Wireless?
Sennheiser - Momentum 4 Wireless leads the current Mars Score by 6.1 points.The more useful decision is the trade-off behind that result: compare driver size, battery life, weight against the way you will actually use the product.
Choose Bose - QuietComfort SC if…
Bose - QuietComfort SC has the measurable edge on weight g.
Choose Sennheiser - Momentum 4 Wireless if…
Sennheiser - Momentum 4 Wireless has the measurable edge on battery life h, driver size mm, supports ldac.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Bose - QuietComfort SC wins
- ▲Weight — 53.00 g less. 240 vs 293.
Why Sennheiser - Momentum 4 Wireless wins
- ▲Battery life — 150.00% more. 60 h vs 24 h.
- ▲Driver size — 20.00% more. 42 mm vs 35 mm.
- ▲Has LDAC.
Spec comparison
Design
| Spec | Bose - QuietComfort SC | Sennheiser - Momentum 4 Wireless |
|---|---|---|
| Type | over-ear | over-ear |
| Weight | 240 glead | 293 g |
| Water resistance | none | none |
Audio
| Spec | Bose - QuietComfort SC | Sennheiser - Momentum 4 Wireless |
|---|---|---|
| Driver sizeⓘ | 35 mm | 42 mmlead |
| Impedanceⓘ | 32 Ω | 60 Ωlead |
| Sensitivityⓘ | 98 dB | 106 dBlead |
| Active noise cancellationⓘ | true | true |
| Transparency mode | true | true |
| Spatial audioⓘ | false | false |
Battery
| Spec | Bose - QuietComfort SC | Sennheiser - Momentum 4 Wireless |
|---|---|---|
| Battery lifeⓘ | 24 h | 60 hlead |
| Fast chargeⓘ | true | true |
Connectivity
| Spec | Bose - QuietComfort SC | Sennheiser - Momentum 4 Wireless |
|---|---|---|
| Bluetoothⓘ | 5.1 | 5.2lead |
| Multipointⓘ | true | true |
| 3.5mm jack | true | true |
| LDACⓘ | false | truelead |
| aptX HDⓘ | false | truelead |
Frequently asked
Which has better battery life, QuietComfort SC or Momentum 4 Wireless?+
Momentum 4 Wireless lasts 60 hours vs 24 hours.
Do QuietComfort SC or Momentum 4 Wireless have active noise cancellation?+
Both models have active noise cancellation.
Which supports LDAC, QuietComfort SC or Momentum 4 Wireless?+
Momentum 4 Wireless supports LDAC; QuietComfort SC does not.