If you have already decided that you want to buy a new soundbar, but still don’t know what exactly you want, the Sony HT-S400 vs Polk Audio Signa S4 comparison is here to offer you two decent solutions. The Sony HT-S400 was rated 4.4, while the Polk Audio Signa S4 has a rating 7.8.
Each of the models under consideration has active amplification type. A noticeable difference is the number of channels that HT-S400 has 2.1 and Signa S4 has 3.1.2. These rivals can be compared in terms of power, 330 (overall) versus 80 (overall) according to devices. 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 6 out of 10 received the Sony HT-S400 for audio features and specs, but the Polk Audio Signa S4 received 5 out of 10.
The Signa S4 can play audio from Spotify.
Wireless Internet connection is realized only in the Signa S4. Soundbars from this comparison have Bluetooth support. 0/1 HDMI inputs/outputs are in each of soundbars. As in the HT-S400, so in the Signa S4 there is the HDMI Audio Return Channel (ARC). Connecting devices via USB is possible in both models. We rated the connectivity of the HT-S400 at 7 out of 10, while the Signa S4 was rated 6/10.
The manufacturer of the Signa S4 provides a device control application. The Polk Audio Signa S4 equipped with a microphone. The models under consideration cannot become part of a multiroom system.
Dolby Atmos audio decoder is onboard the Signa S4. Devices from this comparison cannot process surround sound due to lack of DTS:X. The HT-S400 was rated 5/10, while the Signa S4 received a mark of 9/10 for multichannel surround.