The Samsung HW-T450 vs Vizio V51-H6 comparison shows that these models have some important differences and common features. The Samsung HW-T450 was rated 4.5, while the Vizio V51-H6 has a rating 6. The soundbars are equipped with a different number of buttons, volume down, volume up, power, source for the HW-T450 and power, volume down, volume up, source, Bluetooth for the V51-H6.
Each of the models under consideration has active amplification type. A noticeable difference is the number of channels that HW-T450 has 2.1 and V51-H6 has 5.1. The built-in subwoofer is not implemented in any of these models. An external subwoofer connects to the HW-T450 via wireless, but V51-H6 has wired and wireless connection type. Rate 6 out of 10 received the Samsung HW-T450 for audio features and specs, but the Vizio V51-H6 received 7 out of 10.
Soundbars do not have AirPlay support. The units in this comparison do not support Spotify.
Both models do not have a wireless Wi-Fi interface. Soundbars from this comparison have Bluetooth support. The HDMI Audio Return Channel (ARC) is implemented only in the V51-H6. Connecting devices via USB is possible in both models. We rated the connectivity of the HW-T450 at 5 out of 10, while the V51-H6 was rated 6/10. The manufacturer of the V51-H6 provides a device control application. The Vizio V51-H6 equipped with a microphone. The models under consideration cannot become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the HW-T450 or V51-H6. Devices from this comparison cannot process surround sound due to lack of DTS:X. The HW-T450 was rated 4/10, while the V51-H6 received a mark of 5/10 for multichannel surround.