Why is Clam Ace better than RB-HX330B?
- Battery life60 h vs 55 h+9%
Why is RB-HX330B better than Clam Ace?
- Charging time3 h vs 2.5 h+20%
Specifications
Side by side
| Sound | ||
| Fit | — | Over-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | — |
| Driver size | — | 40 mm |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Impedance | — | 29 Ω |
| Sensitivity | — | 124 dB |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | — |
| Microphones | 2 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 60 h | 55 h |
| Battery life with ANC | 50 h | — |
| Charging time | 3 h | 2.5 h |
| Quick charge (claimed) | 10 min → 3 h | — |
| Fast charging support | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | — | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | — | Yes |
| Smart & streaming | ||
| Voice assistant | Google Assistant, Siri | Google Assistant, Siri |
| Design & build | ||
| Foldable | — | Yes |
| Colours | — | Black |
| Features | ||
| Hands-free calls | Yes | — |
