The Samsung Q990B vs Polk Audio Signa S3 comparison shows that these models have some important differences and common features. The Samsung Q990B was rated 9.8, while the Polk Audio Signa S3 has a rating 6.4.
Each of the models under consideration has active amplification type. A noticeable difference is the number of channels that Q990B has 11.1.4 and Signa S3 has 2.1. 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 10 out of 10 received the Samsung Q990B 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. Audio streaming from Pandora, SoundCloud is in each of the presented soundbars.
Both models have a wireless Wi-Fi interface. Soundbars from this comparison have Bluetooth support. There are 2/1 HDMI inputs/outputs in the Samsung Q990B versus 1/0 HDMIs in the Polk Audio Signa S3. As in the Q990B, so in the Signa S3 there is the HDMI Audio Return Channel (ARC). Connecting devices via USB is possible in both models. We rated the connectivity of the Q990B at 10 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 models under consideration cannot become part of a multiroom system.
Dolby Atmos audio decoder is onboard the Q990B. The Q990B can work with surround sound due to DTS:X support. The Q990B was rated 10/10, while the Signa S3 received a mark of 4/10 for multichannel surround.