vs
7.2Noise control & calls7.9
6.6Battery7.0
Why is REAL Blue 2021 better than MIAMI Noise Cancelling?
- Battery life55 h vs 50 h+10%
- Lowest frequency10 Hz vs 20 Hz2×
- aptXYes · MIAMI Noise Cancelling: No
Why is MIAMI Noise Cancelling better than REAL Blue 2021?
MIAMI Noise Cancelling has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | — |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | Dynamic |
| Driver size | 40 mm | 40 mm |
| Number of drivers | 1 | — |
| Lowest frequency | 10 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 18 Ω | 32 Ω |
| Sensitivity | 102 dB | 107 dB |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 55 h | 50 h |
| Battery life with ANC | 41 h | — |
| Battery capacity | 700 mAh | — |
| Charging time | — | 1.5 h |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5 |
| Bluetooth codecs | aptX, AAC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | Yes | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Weight | 280 g | — |
| Foldable | Yes | Yes |
| Features | ||
| Hands-free calls | — | Yes |
