LG SP7R vs Polk Audio Signa S3 review

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The LG SP7R vs Polk Audio Signa S3 comparison shows that these models have some important differences and common features. The LG SP7R was rated 5, 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 SP7R has 7.1 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 8 out of 10 received the LG SP7R for audio features and specs, but the Polk Audio Signa S3 received 4 out of 10.

Streaming services

The Signa S3 can play audio from Spotify.

Connectivity

Wireless Internet connection is realized only in the Signa S3. Soundbars from this comparison have Bluetooth support. There are 1/1 HDMI inputs/outputs in the LG SP7R versus 1/0 HDMIs in the Polk Audio Signa S3. As in the SP7R, 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 SP7R at 7 out of 10, while the Signa S3 was rated 5/10.

Features

The manufacturer of the Signa S3 provides a device control application. The Polk Audio Signa S3 equipped with a microphone. The models under consideration cannot become part of a multiroom system.

Multichannel surround

Dolby Atmos audio decoder support is not implemented in either the SP7R or Signa S3. Devices from this comparison cannot process surround sound due to lack of DTS:X. The SP7R was rated 6/10, while the Signa S3 received a mark of 4/10 for multichannel surround.

Advantages Polk Audio Signa S3 over LG SP7R