Between the Beoplay HX and WH-CH720N, the Beoplay HX comes out ahead in driver size, while the WH-CH720N wins on weight. Overall, the Beoplay HX scores 68.3 and the WH-CH720N scores 61.4 on our Mars Score.
Which should you buy?
The Beoplay HX edges ahead on the Mars Score (68.3 vs 61.4), but the 6.9-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Beoplay HX if you care most about driver size. The biggest gaps in its favor are driver size.
Pick the WH-CH720N if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are weight.
Both ship with comparable battery life, active noise cancellation, spatial audio, so those specs don't separate the two — focus on the differences below.
Bottom line: the Beoplay HX is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Bang & Olufsen - Beoplay HX wins
- ▲Driver size — 33.33% more. 40 mm vs 30 mm.
Why Sony - WH-CH720N wins
- ▲Weight — 93.00 g less. 192 vs 285.
Spec comparison
Design
| Spec | Bang & Olufsen - Beoplay HX | Sony - WH-CH720N |
|---|---|---|
| Type | over-ear | over-ear |
| Weight | 285 g | 192 glead |
| Water resistance | none | none |
Audio
| Spec | Bang & Olufsen - Beoplay HX | Sony - WH-CH720N |
|---|---|---|
| Driver sizeⓘ | 40 mmlead | 30 mm |
| Impedanceⓘ | 21 Ω | 48 Ωlead |
| Sensitivityⓘ | 96 dB | 100 dBlead |
| Active noise cancellationⓘ | true | true |
| Transparency mode | true | true |
| Spatial audioⓘ | false | false |
Battery
| Spec | Bang & Olufsen - Beoplay HX | Sony - WH-CH720N |
|---|---|---|
| Battery life | 35 h | 35 h |
| Fast chargeⓘ | true | true |
Connectivity
| Spec | Bang & Olufsen - Beoplay HX | Sony - WH-CH720N |
|---|---|---|
| Bluetoothⓘ | 5.1 | 5.2lead |
| Multipointⓘ | true | true |
| 3.5mm jack | true | true |
| LDACⓘ | false | false |
| aptX HDⓘ | truelead | false |
Frequently asked
Which has better battery life, Beoplay HX or WH-CH720N?+
WH-CH720N lasts 35 hours vs 35 hours.
Do Beoplay HX or WH-CH720N have active noise cancellation?+
Both models have active noise cancellation.
Which supports LDAC, Beoplay HX or WH-CH720N?+
Neither supports LDAC.
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.