vs
6.6Noise control & calls6.9
6.4Battery6.6
3.8Connectivity2.6
Why is Crusher ANC 2 better than REAL Blue 2021?
- Battery life with ANC50 h vs 41 h+22%
- Bluetooth version5.2 vs 5+4%
Why is REAL Blue 2021 better than Crusher ANC 2?
- Battery life50 h vs 55 h+10%
- Lowest frequency20 Hz vs 10 Hz2×
- Weight312 g vs 280 g+11%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | Over-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 40 mm | 40 mm |
| Number of drivers | 1 | 1 |
| Lowest frequency | 20 Hz | 10 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 32 Ω | 18 Ω |
| Sensitivity | 100 dB | 102 dB |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Microphones | 4 | — |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 50 h | 55 h |
| Battery life with ANC | 50 h | 41 h |
| Battery capacity | — | 700 mAh |
| Charging time | 2.5 h | — |
| Quick charge (claimed) | 10 min → 4 h | — |
| Fast charging support | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5 |
| Bluetooth codecs | — | aptX, AAC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | Yes |
| LDAC | — | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Companion app | Yes | Yes |
| Design & build | ||
| Weight | 312 g | 280 g |
| Foldable | Yes | Yes |
| Colours | Plasma, True Black, Bone, Drab, Hazard, Primer, Leopard, Realtree EDGE COLORS Drab, Realtree EDGE COLORS Espresso, Realtree EDGE COLORS Hazard, All Love | — |
| Features | ||
| Hands-free calls | Yes | — |
