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Dimensions
Size comparison
Echo Dot (4th Gen)Boom 2
| Echo Dot (4th Gen) | Boom 2 | Difference | |
|---|---|---|---|
| Height | 89 mm | 167.3 mm | −78.3 mm |
| Width | 100 mm | 302 mm | −202 mm |
| Depth | 100 mm | 115.4 mm | −15.4 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Echo Dot (4th Gen) better than Boom 2?
Echo Dot (4th Gen) has no measurable advantages in this pair.
Why is Boom 2 better than Echo Dot (4th Gen)?
Boom 2 has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Output power | — | 80 W |
| Speaker channels | — | 2.0 |
| Channel count | — | 2 |
| Subwoofer | — | Built-in |
| Lowest frequency | — | 45 Hz |
| Highest frequency | — | 20,000 Hz |
| Adjustable equaliser | — | Yes |
| Stereo | — | Yes |
| Battery & charging | ||
| Battery life | — | 24 h |
| Battery capacity | — | 10,000 mAh |
| Charging time | — | 4 h |
| Fast charging support | — | Yes |
| Power bank function | — | Yes |
| Mains powered | Yes | No |
| Battery powered (portable) | No | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | — | 5.3 |
| Bluetooth codecs | SBC | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | Yes | — |
| Smart & streaming | ||
| Wi-Fi | Yes | — |
| Multiroom | Yes | — |
| Voice assistant | Alexa | Siri |
| Voice assistant built in | Yes | Yes |
| Companion app | Yes | Yes |
| Design & build | ||
| Weight | — | 1,540 g |
| Width | 100 mm | 302 mm |
| Height | 89 mm | 167 mm |
| Depth | 100 mm | 115 mm |
| Protection rating | — | IPX7 |
| Water resistance (IPx) | — | IPx7 |
| Floats | — | Yes |
| Colours | — | Phantom Black, Explorer Blue, Adventure Green |
| Features | ||
| Hands-free calls | Yes | Yes |
| Party / stereo pairing | — | Yes |
| Light effects | — | Yes |
