vs
6.9Noise control & calls3.8
6.6Battery4.2
Why is REAL Blue 2021 better than Supreme On?
- Active noise cancellingYes · Supreme On: No
- Battery life55 h vs 30 h+83%
Why is Supreme On better than REAL Blue 2021?
- Weight280 g vs 165 g+70%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | On-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | — |
| Driver size | 40 mm | 40 mm |
| Number of drivers | 1 | — |
| Lowest frequency | 10 Hz | 10 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 18 Ω | 26 Ω |
| Sensitivity | 102 dB | — |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Transparency / ambient mode | Yes | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 55 h | 30 h |
| Battery life with ANC | 41 h | — |
| Battery capacity | 700 mAh | — |
| Quick charge (claimed) | — | 15 min → 1 h |
| Fast charging support | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5 |
| Bluetooth codecs | aptX, AAC | aptX, AAC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | Yes | Yes |
| LDAC | No | No |
| Multipoint (two devices) | Yes | — |
| NFC pairing | — | Yes |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Companion app | Yes | Yes |
| Design & build | ||
| Weight | 280 g | 165 g |
| Foldable | Yes | — |
