Sennheiser - Accentum True Wireless vs Bose - QuietComfort Earbuds (II)
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Sennheiser - Accentum True Wireless | Bose - QuietComfort Earbuds (II) |
|---|---|---|
| Battery — with case | 28 h | 18 h |
| Battery — buds | 8 h | 6 h |
| Driver size | 7 mm | 9.3 mm |
| Multipoint | true | false |
| Weight per bud | 6.0 g | 6.2 g |
Between the Accentum True Wireless and QuietComfort Earbuds (II), the Accentum True Wireless comes out ahead in battery — with case / battery — buds, while the QuietComfort Earbuds (II) wins on driver size. Overall, the Accentum True Wireless scores 72 and the QuietComfort Earbuds (II) scores 70.9 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (72 vs 70.9). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Accentum True Wireless if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are battery — with case, battery — buds, multipoint, among others. The single most decisive one: Battery — with case — 55.56% more. 28 h vs 18 h.
Pick the QuietComfort Earbuds (II) if you care most about driver size. Its strongest claims are driver size. The single most decisive one: Driver size — 32.86% more. 9.3 mm vs 7 mm.
Both ship with comparable active noise cancellation, water resistance, spatial audio, 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.
Which should you buy: Sennheiser - Accentum True Wireless or Bose - QuietComfort Earbuds (II)?
Sennheiser - Accentum True Wireless leads the current Mars Score by 1.1 points.The more useful decision is the trade-off behind that result: compare driver size, battery — buds, weight per bud against the way you will actually use the product.
Choose Sennheiser - Accentum True Wireless if…
Sennheiser - Accentum True Wireless has the measurable edge on battery life case h, battery life buds h, has multipoint.
Choose Bose - QuietComfort Earbuds (II) if…
Bose - QuietComfort Earbuds (II) has the measurable edge on driver size mm.
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 Sennheiser - Accentum True Wireless wins
- ▲Battery — with case — 55.56% more. 28 h vs 18 h.
- ▲Battery — buds — 33.33% more. 8 h vs 6 h.
- ▲Has Multipoint.
- ▲Weight per bud — 0.20 g less. 6.0 vs 6.2.
Why Bose - QuietComfort Earbuds (II) wins
- ▲Driver size — 32.86% more. 9.3 mm vs 7 mm.
Spec comparison
Design
| Spec | Sennheiser - Accentum True Wireless | Bose - QuietComfort Earbuds (II) |
|---|---|---|
| Form factor | in-ear | in-ear |
| Weight per bud | 6.0 glead | 6.2 g |
| Water resistanceⓘ | IPX4 | IPX4 |
Audio
| Spec | Sennheiser - Accentum True Wireless | Bose - QuietComfort Earbuds (II) |
|---|---|---|
| Driver sizeⓘ | 7 mm | 9.3 mmlead |
| Active noise cancellationⓘ | true | true |
| Transparency mode | true | true |
| Spatial audioⓘ | false | false |
Battery
| Spec | Sennheiser - Accentum True Wireless | Bose - QuietComfort Earbuds (II) |
|---|---|---|
| Battery — buds | 8 hlead | 6 h |
| Battery — with case | 28 hlead | 18 h |
| Wireless case chargingⓘ | false | truelead |
Connectivity
| Spec | Sennheiser - Accentum True Wireless | Bose - QuietComfort Earbuds (II) |
|---|---|---|
| Bluetoothⓘ | 5.3 | 5.3 |
| Codecsⓘ | aptX,AAC,SBC | AAC,SBC |
| Multipointⓘ | truelead | false |
| In-ear detection | false | truelead |
Frequently asked
Which has longer battery, Accentum True Wireless or QuietComfort Earbuds (II)?+
Accentum True Wireless lasts 8h per charge vs 6h.
Do Accentum True Wireless or QuietComfort Earbuds (II) support multipoint?+
Accentum True Wireless supports multipoint pairing; QuietComfort Earbuds (II) does not.
Which has ANC, Accentum True Wireless or QuietComfort Earbuds (II)?+
Both models have active noise cancellation.