vs
5.1Noise control & calls3.0
5.5Battery2.2
4.2Build & features4.7
Why is Accentum True Wireless better than LinkBuds Open?
- Active noise cancellingYes · LinkBuds Open: No
- Battery life8 h vs 4 h2×
- Total with charging case28 h vs 13 h2.2×
- Lowest frequency5 Hz vs 20 Hz4×
- aptXYes · LinkBuds Open: No
- Highest frequency21,000 Hz vs 20,000 Hz+5%
Why is LinkBuds Open better than Accentum True Wireless?
- Driver size7 mm vs 11 mm+57%
- Earbud weight (each)5.5 g vs 5.1 g+8%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | Open-back |
| Driver type | Dynamic | — |
| Driver size | 7 mm | 11 mm |
| Number of drivers | — | 4 |
| Lowest frequency | 5 Hz | 20 Hz |
| Highest frequency | 21,000 Hz | 20,000 Hz |
| Impedance | — | 11 Ω |
| Sensitivity | 107 dB | — |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Transparency / ambient mode | Yes | — |
| Microphones | 2 | — |
| Battery & charging | ||
| Battery life | 8 h | 4 h |
| Battery life with ANC | 6 h | — |
| Total with charging case | 28 h | 13 h |
| Battery capacity | — | 22 mAh |
| Charging time | 1.5 h | 1.5 h |
| Fast charging support | Yes | — |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | aptX, AAC, SBC | LC3, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | Yes | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | Yes |
| LE Audio | — | Yes |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Alexa, Google Assistant, Siri |
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | 5.5 g | 5.1 g |
| Protection rating | IP54 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Dust protection (IP) | 5 | — |
| Colours | Black, White, Blue | — |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
