If you have already decided that you want to buy a new soundbar, but still don’t know what exactly you want, the Polk Audio SIGNA S2 vs Yamaha SR-B20A comparison is here to offer you two decent solutions. The Polk Audio SIGNA S2 was rated 5, while the Yamaha SR-B20A has a rating 3.8. The soundbars are equipped with a different number of buttons, power, volume down, volume up, source, Bluetooth for the SIGNA S2 and power, source, demo, volume down, volume up for the SR-B20A.
Each of the models under consideration has active amplification type. By the number of channels, the devices do not differ. A built-in subwoofer is available only in the Yamaha SR-B20A. Rate 6 out of 10 received the Polk Audio SIGNA S2 for audio features and specs, but the Yamaha SR-B20A received 5 out of 10. The units in this comparison do not support Spotify.
Both models do not have a wireless Wi-Fi interface. Soundbars from this comparison have Bluetooth support. There are 1/0 HDMI inputs/outputs in the Polk Audio SIGNA S2 versus 0/1 HDMIs in the Yamaha SR-B20A. As in the SIGNA S2, so in the SR-B20A there is the HDMI Audio Return Channel (ARC). We rated the connectivity of the SIGNA S2 at 6 out of 10, while the SR-B20A was rated 4/10.
None of these soundbars can be controlled using the app. Soundbars in this review are not equipped with a microphone. The models under consideration cannot become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the SIGNA S2 or SR-B20A. Devices from this comparison cannot process surround sound due to lack of DTS:X. The SIGNA S2 was rated 4/10, while the SR-B20A received a mark of 6/10 for multichannel surround.