Polk Audio Signa S4 vs Polk Audio Signa S3 review

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The Polk Audio Signa S4 vs Polk Audio Signa S3 comparison shows that these models have some important differences and common features. The Polk Audio Signa S4 was rated 7.8, while the Polk Audio Signa S3 has a rating 6.4. Soundbars have the same set of buttons - power, source, demo, volume down, volume up.

Audio features

Each of the models under consideration has active amplification type. A noticeable difference is the number of channels that Signa S4 has 3.1.2 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 5 out of 10 received the Polk Audio Signa S4 for audio features and specs, but the Polk Audio Signa S3 received 4 out of 10.

Streaming services

Each of the competitors can play content from Spotify. Audio streaming from Pandora, SoundCloud is in each of the presented soundbars.

Connectivity

Both models have a wireless Wi-Fi interface. Soundbars from this comparison have Bluetooth support. There are 0/1 HDMI inputs/outputs in the Polk Audio Signa S4 versus 1/0 HDMIs in the Polk Audio Signa S3. As in the Signa S4, 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 Signa S4 at 6 out of 10, while the Signa S3 was rated 5/10.

Features

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.

Multichannel surround

Dolby Atmos audio decoder is onboard the Signa S4. Devices from this comparison cannot process surround sound due to lack of DTS:X. The Signa S4 was rated 9/10, while the Signa S3 received a mark of 4/10 for multichannel surround.

Advantages Polk Audio Signa S4 over Polk Audio Signa S3