The Samsung Q800B vs Samsung HW-A550 comparison proves that these soundbars have many common features. Based on our rating, Q800B has a total rating of 9.2 out of 10 versus 4.6 for HW-A550.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Samsung Q800B has 5.1.2 versus 2.1 for the Samsung HW-A550. The output power is different and equal to 360 (overall) W for the Q800B 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 Q800B got our rating of 8 out of 10, and the Samsung HW-A550 5 for its audio features and specs.
Spotify support is available on the Q800B.
Only the Samsung Q800B can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Each soundbar has 1/1 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. For connectivity, the Q800B received a rating of 9/10 versus 8/10, respectively.
App control is available for the Q800B. A built-in microphone is present only on the Q800B. Soundbars do not have Multi-room support.
Only the Q800B has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the Q800B. For multichannel surround Samsung Q800B got a rating of 10, and Samsung HW-A550 6 out of 10.