vs
4.2Sound8.4
5.8Noise control & calls5.3
9.0Battery4.5
6.2Connectivity8.3
Why is Epic Lab Edition better than Momentum True Wireless 4?
- Battery life13 h vs 7 h+86%
- Total with charging case56 h vs 30 h+87%
- Battery life with ANC9 h vs 6 h+50%
- Water resistance (IPx)IPx5 vs IPx4+25%
- Microphones6 vs 32×
- Charging time2 h vs 4 h2×
- LDACYes · Momentum True Wireless 4: No
- Driver size10 mm vs 7 mm+43%
Why is Momentum True Wireless 4 better than Epic Lab Edition?
- Lowest frequency20 Hz vs 5 Hz4×
- aptXNo · Epic Lab Edition: Yes
- Highest frequency20,000 Hz vs 21,000 Hz+5%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 10 mm | 7 mm |
| Lowest frequency | 20 Hz | 5 Hz |
| Highest frequency | 20,000 Hz | 21,000 Hz |
| Impedance | 16 Ω | — |
| Sensitivity | 98 dB | 107 dB |
| Spatial / 3D audio | Yes | — |
| Dolby Atmos | Yes | — |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | — | Yes |
| Noise reduction (claimed) | 38 dB | — |
| Transparency / ambient mode | Yes | Yes |
| Microphones | 6 | 3 |
| Noise reduction for calls | Yes | Yes |
| Battery & charging | ||
| Battery life | 13 h | 7 h |
| Battery life with ANC | 9 h | 6 h |
| Total with charging case | 56 h | 30 h |
| Battery capacity | 85 mAh | — |
| Charging time | 2 h | 4 h |
| Quick charge (claimed) | 10 min → 2 h | 8 min → 1 h |
| Fast charging support | Yes | Yes |
| Wireless charging (case) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.4 |
| Bluetooth codecs | LDAC, LC3, 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 | Yes |
| Auracast | — | Yes |
| USB-C | Yes | Yes |
| Latency | 50 ms | — |
| Low-latency game mode | Yes | — |
| Smart & streaming | ||
| Voice assistant | Google Assistant, Siri | Alexa, Google Assistant |
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | — | 6.2 g |
| Protection rating | IP55 | IP54 |
| Water resistance (IPx) | IPx5 | IPx4 |
| Dust protection (IP) | 5 | 5 |
| Colours | Black | Black Copper, Black Graphite, Denim, Gold, White Silver |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | — | Yes |
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