vs
7.2Noise control & calls7.2
5.3Battery6.4
8.1Build & features5.4
Why is Free Pro 3 better than KH-BIZ70T?
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · KH-BIZ70T: No
- Water resistance (IPx)IPx5 vs IPx4+25%
- aptXYes · KH-BIZ70T: No
- Charging time1.5 h vs 2 h+33%
- Driver size7 mm vs 6 mm+17%
Why is KH-BIZ70T better than Free Pro 3?
- Battery life7.5 h vs 9 h+20%
- Battery life with ANC6 h vs 7 h+17%
- Earbud weight (each)5 g vs 4.6 g+9%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | Dynamic | — |
| Driver size | 7 mm | 6 mm |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Battery & charging | ||
| Battery life | 7.5 h | 9 h |
| Battery life with ANC | 6 h | 7 h |
| Charging time | 1.5 h | 2 h |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.2 |
| Bluetooth codecs | aptX Adaptive, AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | Yes | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | — |
| Design & build | ||
| Earbud weight (each) | 5 g | 4.6 g |
| Protection rating | IPX5 | IPX4 |
| Water resistance (IPx) | IPx5 | IPx4 |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
