Polk Audio Command Bar vs Sony HT-S400 comparison definitely makes sense. Based on our rating, Command Bar has a total rating of 6.6 out of 10 versus 4.4 for HT-S400.
Both soundbars have active amplification type. Soundbars have the same number of channels on 2.1. The output power is different and equal to 160 (overall) W for the Command Bar versus 330 (overall) W for the HT-S400. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. Both models received our 6 rating of 10 for their audio features and specs.
Soundbars do not have AirPlay support. Spotify support is available on the Command Bar.
Both models do not have WI-FI support. Rivals from our review have Bluetooth support. The Polk Audio Command Bar has 1/1 HDMI inputs/outputs versus 0/1 of the Sony HT-S400. The HDMI Audio Return Channel (ARC) feature supports both devices. Both soundbars have a USB connector. For connectivity, each of the soundbars received a rating of 7/10. Compared soundbars have no app control. A built-in microphone is present only on the Command Bar. Multi-room is only available for the Polk Audio Command Bar.
None of soundbars equipped with Dolby Atmos multichannel audio decoder. The soundbars do not support the surround sound technology DTS:X. For multichannel surround, each of the opponents received 5 points out of 10.