The Samsung HW-S40T vs Polk Audio Signa S3 comparison shows that these models have some important differences and common features. The Samsung HW-S40T was rated 5, while the Polk Audio Signa S3 has a rating 6.4. The soundbars are equipped with a different number of buttons, volume down, volume up, power, source for the HW-S40T and power, source, demo, volume down, volume up for the Signa S3.
Each of the models under consideration has active amplification type. A noticeable difference is the number of channels that HW-S40T has 2.0 and Signa S3 has 2.1. A built-in subwoofer is available only in the Samsung HW-S40T. Rate 6 out of 10 received the Samsung HW-S40T 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. 1/0 HDMI inputs/outputs are in each of soundbars. The HDMI Audio Return Channel (ARC) is implemented only in the Signa S3. Connecting devices via USB is possible in both models. We rated the connectivity of the HW-S40T at 6 out of 10, while the Signa S3 was rated 5/10.
Each of the soundbars can be controlled using the 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 HW-S40T or Signa S3. Devices from this comparison cannot process surround sound due to lack of DTS:X. The HW-S40T was rated 5/10, while the Signa S3 received a mark of 4/10 for multichannel surround.