It makes sense comparing Polk Audio SIGNA S2 vs Akixno SR210 because they both are able to give some premium features. Based on our rating, SIGNA S2 has a total rating of 5 out of 10 versus 4 for SR210. The competitors' control buttons are different: power, volume down, volume up, source, Bluetooth and power, volume down, volume up, Bluetooth, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Polk Audio SIGNA S2 has 2.1 versus 2.0 for the Akixno SR210. Competitors do not have a built-in subwoofer. The Polk Audio SIGNA S2 got our rating of 6 out of 10, and the Akixno SR210 5 for its audio features and specs. Spotify support not implemented in both soundbars.
Both models do not have WI-FI support. Rivals from our review have Bluetooth support. Only the SIGNA S2 supports HDMI Audio Return Channel (ARC). The compared models do not have a USB connector. For connectivity, the SIGNA S2 received a rating of 6/10 versus 4/10, respectively.
Compared soundbars have no app control. None of the models under consideration have a built-in microphone. Soundbars do not have Multi-room support.
None of soundbars equipped with Dolby Atmos multichannel audio decoder. The soundbars do not support the surround sound technology DTS:X.