The present review is aimed to compare two soundbars - Polk Audio Signa S3 vs Denon DHT-S517 that are meant to satisfy the needs of cinema and music lovers. Based on our rating, Signa S3 has a total rating of 6.4 out of 10 versus 5.4 for DHT-S517. The set of control buttons for competitors is the same and is: power, source, demo, volume down, volume up.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Polk Audio Signa S3 has 2.1 versus 3.1.2 for the Denon DHT-S517. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Polk Audio Signa S3 got our rating of 4 out of 10, and the Denon DHT-S517 5 for its audio features and specs.
Spotify support is available on the Signa S3.
Only the Polk Audio Signa S3 can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Polk Audio Signa S3 has 1/0 HDMI inputs/outputs versus 1/1 of the Denon DHT-S517. The HDMI Audio Return Channel (ARC) feature supports both devices. For connectivity, the Signa S3 received a rating of 5/10 versus 7/10, respectively.
App control is available in every soundbar. A built-in microphone is present only on the Signa S3. Soundbars do not have Multi-room support.
Only the DHT-S517 has a Dolby Atmos multichannel audio format support. The soundbars do not support the surround sound technology DTS:X. For multichannel surround Polk Audio Signa S3 got a rating of 4, and Denon DHT-S517 7 out of 10.