vs
5.2Noise control & calls5.6
5.7Battery7.5
Why is Ace better than FreeBuds SE 4 ANC?
- Charging time1 h vs 2 h2×
Why is FreeBuds SE 4 ANC better than Ace?
- Battery life8 h vs 10 h+25%
- Total with charging case34 h vs 50 h+47%
- Battery life with ANC5 h vs 7 h+40%
- Microphones2 vs 3+50%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | — | 10 mm |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Microphones | 2 | 3 |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 8 h | 10 h |
| Battery life with ANC | 5 h | 7 h |
| Total with charging case | 34 h | 50 h |
| Battery capacity | — | 41 mAh |
| Charging time | 1 h | 2 h |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | — | 5.4 |
| Bluetooth codecs | — | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Multipoint (two devices) | Yes | — |
| USB-C | — | Yes |
| Low-latency game mode | — | Yes |
| Smart & streaming | ||
| Voice assistant | Alexa, Google Assistant | — |
| Companion app | — | Yes |
| Design & build | ||
| Earbud weight (each) | — | 4.3 g |
| Protection rating | IPX4 | IP54 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Dust protection (IP) | — | 5 |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | — | Yes |
