vs
6.1Noise control & calls3.0
6.6Battery4.3
Why is AeroFit 2 Pro better than Spark?
- Active noise cancellingYes · Spark: No
- LDACYes · Spark: No
- Total with charging case34 h vs 30 h+13%
- Bluetooth version6.1 vs 5.4+13%
Why is Spark better than AeroFit 2 Pro?
Spark has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | In-ear |
| Ear cup design | Open-back | Open-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 11.8 mm | — |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 16 Ω | — |
| Sensitivity | 92 dB | — |
| Spatial / 3D audio | Yes | — |
| Head tracking | Yes | — |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Microphones | 4 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 7 h | 7 h |
| Battery life with ANC | 24 h | — |
| Total with charging case | 34 h | 30 h |
| Battery capacity | 60 mAh | — |
| Charging time | 1 h | — |
| Quick charge (claimed) | 10 min → 3,5 h | — |
| Fast charging support | Yes | — |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6.1 | 5.4 |
| Bluetooth codecs | LDAC, AAC, SBC | LHDC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | No | No |
| LDAC | Yes | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | — |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | 10.5 g | — |
| Protection rating | IP55 | IP55 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Dust protection (IP) | 5 | 5 |
| Colours | Matte Black, Gloss White, Matte Purple, Gloss Blue | — |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | — |
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