vs
5.6Battery2.4
Why is Freebuds 6i better than HP-C28BT?
- Battery life8 h vs 3.5 h2.3×
- Driver size11 mm vs 6.1 mm+80%
Why is HP-C28BT better than Freebuds 6i?
HP-C28BT has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | — | Dynamic |
| Driver size | 11 mm | 6.1 mm |
| Number of drivers | 1 | — |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Impedance | — | 16 Ω |
| Sensitivity | — | 90 dB |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 8 h | 3.5 h |
| Battery life with ANC | 5 h | — |
| Total with charging case | 35 h | — |
| Battery capacity | 55 mAh | — |
| Charging time | 1.5 h | 1.5 h |
| Quick charge (claimed) | 10 min → 4 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | LC3, AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | — |
| LE Audio | Yes | — |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | — | 3 g |
| Protection rating | IP54 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Dust protection (IP) | 5 | — |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
