It makes sense comparing Polk Audio SIGNA S2 vs JBL Bar 5.0 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 8.2 for Bar 5.0. The competitors' control buttons are different: power, volume down, volume up, source, Bluetooth and power, source, volume down, volume up, 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 5.0 for the JBL Bar 5.0. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Polk Audio SIGNA S2 got our rating of 6 out of 10, and the JBL Bar 5.0 5 for its audio features and specs. Spotify support is available on the Bar 5.0.
Only the JBL Bar 5.0 can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Polk Audio SIGNA S2 has 1/0 HDMI inputs/outputs versus 1/1 of the JBL Bar 5.0. The HDMI Audio Return Channel (ARC) feature supports both devices. For connectivity, the SIGNA S2 received a rating of 6/10 versus 10/10, respectively.
App control is available for the Bar 5.0. A built-in microphone is present only on the Bar 5.0. Multi-room is only available for the JBL Bar 5.0.
Only the Bar 5.0 has a Dolby Atmos multichannel audio format support. The soundbars do not support the surround sound technology DTS:X. For multichannel surround Polk Audio SIGNA S2 got a rating of 4, and JBL Bar 5.0 7 out of 10.