The Sonos Beam vs Bose Smart Soundbar 300 comparison shows that these models have some important differences and common features. The Sonos Beam was rated 6, while the Bose Smart Soundbar 300 has a rating 7.6. The soundbars are equipped with a different number of buttons, volume down, volume up, microphone, play/pause for the Beam and microphone, action for the Smart Soundbar 300.
Each of the models under consideration has active amplification type. By the number of channels, the devices do not differ. The built-in subwoofer is not implemented in any of these models. An external subwoofer connects to the Beam via wireless, but Smart Soundbar 300 has wired and wireless connection type. Rate 6 out of 10 received the Sonos Beam for audio features and specs, but the Bose Smart Soundbar 300 received 5 out of 10.
AirPlay 2 supported by both soundbars. The Smart Soundbar 300 can play audio from Spotify.
Both models have a wireless Wi-Fi interface. Soundbars from this comparison have Bluetooth support. 1/0 HDMI inputs/outputs are in each of soundbars. The HDMI Audio Return Channel (ARC) is implemented only in the Smart Soundbar 300. Connecting devices via USB is not possible in both models. We rated the connectivity of the Beam at 6 out of 10, while the Smart Soundbar 300 was rated 8/10.
Both devices have integrated voice control via Amazon Alexa, Google Assistant. Each of the soundbars can be controlled using the application. The soundbars in this review are equipped with a microphone. The Bose Smart Soundbar 300 may become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the Beam or Smart Soundbar 300. Devices from this comparison cannot process surround sound due to lack of DTS:X. The same score of 4/10 was put to the soundbars for multichannel surround support.