l would like to share my experience after comparing and testing two soundbars – Yamaha SR-B20A vs VIZIO SB4451-C0. The Yamaha SR-B20A was rated 5.4, while the VIZIO SB4451-C0 has a rating 7.2. The soundbars are equipped with a different number of buttons, volume down, volume up, power, source for the SR-B20A and power, input, Bluetooth, volume down, volume up for the SB4451-C0.
Each of the models under consideration has active amplification type. A built-in subwoofer is available only in the Yamaha SR-B20A. An external subwoofer connects to the SR-B20A via wired, but SB4451-C0 has wireless connection type. Rate 6 out of 10 received the Yamaha SR-B20A for audio features and specs, but the VIZIO SB4451-C0 received 8 out of 10. The SB4451-C0 can play audio from Spotify.
Wireless Internet connection is realized only in the SB4451-C0. Soundbars from this comparison have Bluetooth support. There are 0/1 HDMI inputs/outputs in the Yamaha SR-B20A versus 1/0 HDMIs in the VIZIO SB4451-C0. As in the SR-B20A, so in the SB4451-C0 there is the HDMI Audio Return Channel (ARC). Connecting devices via USB is possible in both models. We rated the connectivity of the SR-B20A at 7 out of 10, while the SB4451-C0 was rated 8/10.
Each of the soundbars can be controlled using the application. Soundbars in this review are not equipped with a microphone. The VIZIO SB4451-C0 may become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the SR-B20A or SB4451-C0. Devices from this comparison cannot process surround sound due to lack of DTS:X. The SR-B20A was rated 6/10, while the SB4451-C0 received a mark of 4/10 for multichannel surround.