vs
5.6Noise control & calls7.2
6.6Battery3.7
Why is TONE Free T90S better than EAH-AZ40M2?
- Battery life9 h vs 7 h+29%
- Total with charging case36 h vs 24 h+50%
- aptXYes · EAH-AZ40M2: No
Why is EAH-AZ40M2 better than TONE Free T90S?
- LDACNo · TONE Free T90S: Yes
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | — | 6 mm |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 40,000 Hz |
| Spatial / 3D audio | Yes | — |
| Head tracking | Yes | — |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | Yes | — |
| Transparency / ambient mode | — | Yes |
| Microphones | 4 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 9 h | 7 h |
| Battery life with ANC | — | 5 h |
| Total with charging case | 36 h | 24 h |
| Charging time | 2 h | 2 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | aptX Adaptive, AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | Yes | No |
| LDAC | No | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | Google Assistant, Siri | Alexa |
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | — | 5 g |
| Protection rating | — | IPX4 |
| Water resistance (IPx) | — | IPx4 |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | — | Yes |
