The Polk Audio SIGNA S2 vs Samsung HW-S40T comparison proves that these soundbars have many common features. Based on our rating, both soundbars have the same overall rating of 5. The competitors' control buttons are different: power, volume down, volume up, source, Bluetooth and volume down, volume up, power, source, 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 Samsung HW-S40T. Only the Samsung HW-S40T has a built-in subwoofer. Both models received our 6 rating of 10 for their 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. Each soundbar has 1/0 HDMI inputs/outputs. Only the SIGNA S2 supports HDMI Audio Return Channel (ARC). For connectivity, each of the soundbars received a rating of 6/10.
App control is available for the HW-S40T. 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. For multichannel surround Polk Audio SIGNA S2 got a rating of 4, and Samsung HW-S40T 5 out of 10.