Why is A15 W better than C20 W?
A15 W has no measurable advantages in this pair.
Why is C20 W better than A15 W?
C20 W has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Speaker channels | — | 2.0 |
| Channel count | — | 2 |
| Lowest frequency | 45 Hz | — |
| Highest frequency | 22,000 Hz | — |
| Stereo | — | Yes |
| Battery & charging | ||
| Battery life | 19 h | — |
| Mains powered | No | No |
| Battery powered (portable) | Yes | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 4.2 | — |
| Bluetooth codecs | SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| 3.5 mm jack / AUX | Yes | — |
| Smart & streaming | ||
| Wi-Fi | Yes | Yes |
| AirPlay | Yes | Yes |
| Chromecast / Google Cast | Yes | — |
| Spotify Connect | Yes | — |
| Multiroom | Yes | Yes |
| Voice assistant built in | Yes | Yes |
| Companion app | Yes | Yes |
| Design & build | ||
| Width | 286 mm | — |
| Height | 206 mm | — |
| Depth | 137 mm | — |
| Protection rating | IPX2 | — |
| Water resistance (IPx) | IPx2 | — |
