vs
8.4Noise control & calls5.2
4.5Battery4.4
Why is AMIRON 100 better than Momentum True Wireless 4?
- Battery life8 h vs 7 h+14%
- Microphones6 vs 32×
- Charging time2 h vs 4 h2×
- LDACYes · Momentum True Wireless 4: No
- Highest frequency40,000 Hz vs 21,000 Hz+90%
Why is Momentum True Wireless 4 better than AMIRON 100?
- Lowest frequency20 Hz vs 5 Hz4×
- aptXNo · AMIRON 100: Yes
- Battery life with ANC5 h vs 6 h+20%
- Total with charging case27 h vs 30 h+11%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | — | 7 mm |
| Lowest frequency | 20 Hz | 5 Hz |
| Highest frequency | 40,000 Hz | 21,000 Hz |
| Impedance | 32 Ω | — |
| Sensitivity | — | 107 dB |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | — | Yes |
| Transparency / ambient mode | Yes | Yes |
| Microphones | 6 | 3 |
| Noise reduction for calls | Yes | Yes |
| Battery & charging | ||
| Battery life | 8 h | 7 h |
| Battery life with ANC | 5 h | 6 h |
| Total with charging case | 27 h | 30 h |
| Charging time | 2 h | 4 h |
| Quick charge (claimed) | 15 min → 3 h | 8 min → 1 h |
| Fast charging support | Yes | Yes |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.4 |
| Bluetooth codecs | LDAC, AAC, SBC | aptX Lossless, aptX Adaptive, aptX, LC3, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | No | Yes |
| LDAC | Yes | No |
| Multipoint (two devices) | Yes | Yes |
| LE Audio | — | Yes |
| Auracast | — | Yes |
| USB-C | — | Yes |
| Smart & streaming | ||
| Voice assistant | — | Alexa, Google Assistant |
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | — | 6.2 g |
| Protection rating | IP54 | IP54 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Dust protection (IP) | 5 | 5 |
| Colours | — | Black Copper, Black Graphite, Denim, Gold, White Silver |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | — | Yes |
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