vs
7.2Noise control & calls4.2
2.6Battery3.7
4.3Build & features2.5
Why is HA-FX550T better than OpenFit Air?
- Active noise cancellingYes · OpenFit Air: No
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · OpenFit Air: No
- Lowest frequency20 Hz vs 50 Hz2.5×
- LDACYes · OpenFit Air: No
- Earbud weight (each)5.4 g vs 8.7 g+61%
- Highest frequency20,000 Hz vs 16,000 Hz+25%
Why is OpenFit Air better than HA-FX550T?
- Charging time2 h vs 1 h2×
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | Open-back |
| Driver type | — | Dynamic |
| Driver size | 11 mm | — |
| Lowest frequency | 20 Hz | 50 Hz |
| Highest frequency | 20,000 Hz | 16,000 Hz |
| Sensitivity | — | 96 dB |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Transparency / ambient mode | Yes | — |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 6 h | 6 h |
| Battery life with ANC | 4 h | — |
| Total with charging case | — | 20 h |
| Battery capacity | — | 40 mAh |
| Charging time | 2 h | 1 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.2 |
| Bluetooth codecs | LDAC, AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | No | No |
| LDAC | Yes | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | — | Yes |
| Design & build | ||
| Earbud weight (each) | 5.4 g | 8.7 g |
| Protection rating | IPX4 | IP54 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Dust protection (IP) | — | 5 |
| Colours | — | Black, White, Pink |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
