The Samsung HW-LST70T vs Polk Audio Signa S3 comparison shows that these models have some important differences and common features. Both soundbars received a score of 6.4 in our ranking. The soundbars are equipped with a different number of buttons, volume down, volume up, power, source for the HW-LST70T 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-LST70T has 3.0 and Signa S3 has 2.1. A built-in subwoofer is available only in the Samsung HW-LST70T. An external subwoofer can be connected to any of the units in this comparison. Rate 6 out of 10 received the Samsung HW-LST70T for audio features and specs, but the Polk Audio Signa S3 received 4 out of 10.
Each of the competitors can play content from Spotify.
Both models have a wireless Wi-Fi interface. 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-LST70T at 6 out of 10, while the Signa S3 was rated 5/10. Each of the soundbars can be controlled using the application. The soundbars in this review are equipped with a microphone. The Samsung HW-LST70T may become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the HW-LST70T or Signa S3. Devices from this comparison cannot process surround sound due to lack of DTS:X. The HW-LST70T was rated 5/10, while the Signa S3 received a mark of 4/10 for multichannel surround.