The Samsung HW-Q950T vs Samsung HW-A550 comparison proves that these soundbars have many common features. Based on our rating, HW-Q950T has a total rating of 8.4 out of 10 versus 4.6 for HW-A550. The competitors' control buttons are different: multi function, volume down, volume up, microphone and power, source, demo, volume down, volume up, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Samsung HW-Q950T has 9.1.4 versus 2.1 for the Samsung HW-A550. The output power is different and equal to 546 (overall) W for the HW-Q950T versus 410 (overall) W for the HW-A550. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Samsung HW-Q950T got our rating of 9 out of 10, and the Samsung HW-A550 5 for its audio features and specs.
Soundbars do not have AirPlay support. Spotify support is available on the HW-Q950T.
Only the Samsung HW-Q950T can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Samsung HW-Q950T has 2/1 HDMI inputs/outputs versus 1/1 of the Samsung HW-A550. The HDMI Audio Return Channel (ARC) feature supports both devices. For connectivity, each of the soundbars received a rating of 8/10. App control is available for the HW-Q950T. A built-in microphone is present only on the HW-Q950T. Multi-room is only available for the Samsung HW-Q950T.
Only the HW-Q950T has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HW-Q950T. For multichannel surround Samsung HW-Q950T got a rating of 9, and Samsung HW-A550 6 out of 10.