The Vizio V51-H6 vs Sony HT-A3000 comparison proves that these soundbars have many common features. Based on our rating, V51-H6 has a total rating of 6 out of 10 versus 7.6 for HT-A3000.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Vizio V51-H6 has 5.1 versus 3.1 for the Sony HT-A3000. Only the Sony HT-A3000 has a built-in subwoofer. Both models received our 7 rating of 10 for their audio features and specs.
Spotify support is available on the HT-A3000.
Only the Sony HT-A3000 can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Each soundbar has 0/1 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. Both soundbars have a USB connector. For connectivity, the V51-H6 received a rating of 6/10 versus 7/10, respectively. App control is available for the V51-H6. A built-in microphone is present only on the V51-H6. Soundbars do not have Multi-room support.
Only the HT-A3000 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HT-A3000. For multichannel surround Vizio V51-H6 got a rating of 5, and Sony HT-A3000 10 out of 10.