The Samsung B650 vs Samsung Q910B comparison proves that these soundbars have many common features. Based on our rating, B650 has a total rating of 4.8 out of 10 versus 9.4 for Q910B.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Samsung B650 has 3.1 versus 9.1.2 for the Samsung Q910B. The output power is different and equal to 430 (overall) W for the B650 versus 520 (overall) W for the Q910B. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Samsung B650 got our rating of 7 out of 10, and the Samsung Q910B 9 for its audio features and specs.
Spotify support is available on the Q910B.
Only the Samsung Q910B 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. Both soundbars have a USB connector. For connectivity, the B650 received a rating of 7/10 versus 9/10, respectively.
App control is available for the Q910B. A built-in microphone is present only on the Q910B. Soundbars do not have Multi-room support.
Only the Q910B has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the Q910B. For multichannel surround Samsung B650 got a rating of 6, and Samsung Q910B 10 out of 10.