Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Beyerdynamic - Aventho 300 | Bowers & Wilkins - Px8 |
|---|---|---|
| Battery life | 60 h | 30 h |
| Weight | 260 g | 320 g |
| LDAC | true | false |
Between the Aventho 300 and Px8, the Aventho 300 comes out ahead in battery life / weight, while the Px8 wins on several specs. Overall, the Aventho 300 scores 76.4 and the Px8 scores 70.8 on our Mars Score.
Which should you buy?
The Aventho 300 edges ahead on the Mars Score (76.4 vs 70.8), but the 5.6-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Aventho 300 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 life, weight, ldac. The single most decisive one: Battery life — 100.00% more. 60 h vs 30 h.
The Px8 similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable driver size, active noise cancellation, spatial audio, so those specs do not separate the two — focus on the differences below.
Bottom line: the Aventho 300 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: Beyerdynamic - Aventho 300 or Bowers & Wilkins - Px8?
Beyerdynamic - Aventho 300 leads the current Mars Score by 5.6 points.The more useful decision is the trade-off behind that result: compare battery life, weight against the way you will actually use the product.
Choose Beyerdynamic - Aventho 300 if…
Beyerdynamic - Aventho 300 has the measurable edge on battery life h, weight g, supports ldac.
Choose Bowers & Wilkins - Px8 if…
Bowers & Wilkins - Px8 does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
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 Beyerdynamic - Aventho 300 wins
- ▲Battery life — 100.00% more. 60 h vs 30 h.
- ▲Weight — 60.00 g less. 260 vs 320.
- ▲Has LDAC.
Why Bowers & Wilkins - Px8 wins
- No decisive advantages.
Spec comparison
Design
| Spec | Beyerdynamic - Aventho 300 | Bowers & Wilkins - Px8 |
|---|---|---|
| Type | over-ear | over-ear |
| Weight | 260 glead | 320 g |
| Water resistance | none | none |
Audio
| Spec | Beyerdynamic - Aventho 300 | Bowers & Wilkins - Px8 |
|---|---|---|
| Driver sizeⓘ | 40 mm | 40 mm |
| Impedanceⓘ | 32 Ω | 32 Ω |
| Sensitivityⓘ | 100 dB | 111 dBlead |
| Active noise cancellationⓘ | true | true |
| Transparency mode | true | true |
| Spatial audioⓘ | false | false |
Battery
| Spec | Beyerdynamic - Aventho 300 | Bowers & Wilkins - Px8 |
|---|---|---|
| Battery lifeⓘ | 60 hlead | 30 h |
| Fast chargeⓘ | true | true |
Connectivity
| Spec | Beyerdynamic - Aventho 300 | Bowers & Wilkins - Px8 |
|---|---|---|
| Bluetoothⓘ | 5.3lead | 5.2 |
| Multipointⓘ | true | true |
| 3.5mm jack | true | true |
| LDACⓘ | truelead | false |
| aptX HDⓘ | true | true |
Frequently asked
Which has better battery life, Aventho 300 or Px8?+
Aventho 300 lasts 60 hours vs 30 hours.
Do Aventho 300 or Px8 have active noise cancellation?+
Both models have active noise cancellation.
Which supports LDAC, Aventho 300 or Px8?+
Aventho 300 supports LDAC; Px8 does not.