vs
3.9Battery4.7
8.4Build & features9.0
Why is Elite 4 Active better than KH-CRZ40T?
- Water resistance (IPx)IPx7 vs IPx5+40%
- aptXYes · KH-CRZ40T: No
Why is KH-CRZ40T better than Elite 4 Active?
- Battery life7 h vs 7.5 h+7%
- Earbud weight (each)10 g vs 4.1 g2.4×
- Charging time3 h vs 2 h+50%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | — | Closed-back |
| Driver size | 6 mm | 6 mm |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | — |
| Microphones | 4 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 7 h | 7.5 h |
| Total with charging case | 28 h | — |
| Charging time | 3 h | 2 h |
| Quick charge (claimed) | 10 min → 1 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5.1 |
| Bluetooth codecs | aptX, SBC | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | Yes | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | — |
| Smart & streaming | ||
| Voice assistant | Alexa, Google Assistant, Siri | — |
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | 10 g | 4.1 g |
| Protection rating | IP57 | IPX5 |
| Water resistance (IPx) | IPx7 | IPx5 |
| Dust protection (IP) | 5 | — |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | — | Yes |
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