The Polk Audio SIGNA S2 vs Sony HT-X9000F comparison proves that these soundbars have many common features. Based on our rating, SIGNA S2 has a total rating of 5 out of 10 versus 7 for HT-X9000F. The competitors' control buttons are different: power, volume down, volume up, source, Bluetooth and power, input, Bluetooth, volume down, volume up, respectively.
Both soundbars have active amplification type. Soundbars have the same number of channels on 2.1. 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 Sony HT-X9000F 7 for its audio features and specs.
Each of rivals supports AirPlay. Spotify support is available on the HT-X9000F.
Both models do not have WI-FI support. Rivals from our review have Bluetooth support. Each soundbar has 1/0 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. For connectivity, the SIGNA S2 received a rating of 6/10 versus 7/10, 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.
Only the HT-X9000F has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HT-X9000F. For multichannel surround Polk Audio SIGNA S2 got a rating of 4, and Sony HT-X9000F 9 out of 10.