The Sony HT-S350 vs Polk Audio Signa S3 comparison shows that these models have some important differences and common features. The Sony HT-S350 was rated 5, while the Polk Audio Signa S3 has a rating 6.4. The soundbars are equipped with a different number of buttons, power, volume down, volume up, Bluetooth, TV for the HT-S350 and power, source, demo, volume down, volume up for the Signa S3.
Each of the models under consideration has active amplification type. By the number of channels, the devices do not differ. The built-in subwoofer is not implemented in any of these models. An external subwoofer can be connected to any of the units in this comparison. Rate 7 out of 10 received the Sony HT-S350 for audio features and specs, but the Polk Audio Signa S3 received 4 out of 10.
The Signa S3 can play audio from Spotify.
Wireless Internet connection is realized only in the Signa S3. Soundbars from this comparison have Bluetooth support. There are 0/1 HDMI inputs/outputs in the Sony HT-S350 versus 1/0 HDMIs in the Polk Audio Signa S3. As in the HT-S350, so in the Signa S3 there is the HDMI Audio Return Channel (ARC). We rated the connectivity of the HT-S350 at 6 out of 10, while the Signa S3 was rated 5/10.
The manufacturer of the Signa S3 provides a device control application. The Polk Audio Signa S3 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 HT-S350 or Signa S3. Devices from this comparison cannot process surround sound due to lack of DTS:X. The same score of 4/10 was put to the soundbars for multichannel surround support.