vs
2.4Battery8.2
6.7Build & features3.6
Why is HP-C28BTF better than Push 540 Open?
HP-C28BTF has no measurable advantages in this pair.
Why is Push 540 Open better than HP-C28BTF?
- Battery life3.5 h vs 10 h2.9×
- Driver size6.1 mm vs 12 mm+97%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Open-ear |
| Ear cup design | — | Open-back |
| Driver type | Dynamic | — |
| Driver size | 6.1 mm | 12 mm |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 16 Ω | 16 Ω |
| Sensitivity | 90 dB | 114 dB |
| Adjustable equaliser | — | Yes |
| Battery & charging | ||
| Battery life | 3.5 h | 10 h |
| Total with charging case | — | 42 h |
| Charging time | 1.5 h | — |
| Quick charge (claimed) | — | 10 min → 2 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | AAC, SBC | LC3 |
| 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 | — |
| Smart & streaming | ||
| Companion app | — | Yes |
| Design & build | ||
| Weight | — | 60 g |
| Earbud weight (each) | 3 g | — |
| Protection rating | IPX4 | IP44 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Dust protection (IP) | — | 4 |
| Colours | — | Plasma, True Black, Bone |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
