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Dimensions
Size comparison
Echo Studio 2025Authentics 300
| Echo Studio 2025 | Authentics 300 | Difference | |
|---|---|---|---|
| Height | 147 mm | 180 mm | −33 mm |
| Width | 155 mm | 196 mm | −41 mm |
| Depth | 142 mm | 34 mm | +108 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Echo Studio 2025 better than Authentics 300?
Echo Studio 2025 has no measurable advantages in this pair.
Why is Authentics 300 better than Echo Studio 2025?
Authentics 300 has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Output power | — | 100 W |
| Speaker channels | — | Stereo |
| Lowest frequency | — | 45 Hz |
| Highest frequency | — | 20,000 Hz |
| Spatial / 3D audio | Yes | — |
| Dolby Atmos | Yes | — |
| Stereo | — | Yes |
| Battery & charging | ||
| Battery life | — | 8 h |
| Charging time | — | 3.5 h |
| Mains powered | No | No |
| Battery powered (portable) | No | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 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 | Yes |
| AirPlay | — | Yes |
| Chromecast / Google Cast | — | Yes |
| Spotify Connect | — | Yes |
| Multiroom | — | Yes |
| Voice assistant | Alexa | Alexa, Google Assistant |
| Voice assistant built in | Yes | Yes |
| Smart home hub (Zigbee / Matter / Thread) | Yes | — |
| Companion app | Yes | — |
| Design & build | ||
| Weight | 1,630 g | — |
| Width | 155 mm | 196 mm |
| Height | 147 mm | 180 mm |
| Depth | 142 mm | 34 mm |
| Features | ||
| Hands-free calls | Yes | — |
