The Vizio V51-H6 vs Sony HT-X9000F 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 for HT-X9000F. The competitors' control buttons are different: power, volume down, volume up, source, Bluetooth and power, input, Bluetooth, volume down, volume up, respectively.
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 2.1 for the Sony HT-X9000F. Competitors do not have a built-in subwoofer. The V51-H6 has a wired and wireless connection to separate subwoofer, and the HT-X9000F - wireless. Both models received our 7 rating of 10 for their audio features and specs. Spotify support is available on the HT-X9000F.
Both models do not have WI-FI support. Rivals from our review have Bluetooth support. The Vizio V51-H6 has 0/1 HDMI inputs/outputs versus 1/0 of the Sony HT-X9000F. 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-X9000F has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HT-X9000F. For multichannel surround Vizio V51-H6 got a rating of 5, and Sony HT-X9000F 9 out of 10.