Samsung HW-Q90R vs Samsung HW-R650 comparison definitely makes sense. Based on our rating, HW-Q90R has a total rating of 8.2 out of 10 versus 5.2 for HW-R650. The competitors' control buttons are different: power, volume down, volume up, source and volume down, volume up, power, source, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Samsung HW-Q90R has 7.1.4 versus 3.1 for the Samsung HW-R650. The output power is different and equal to 512 (overall) W for the HW-Q90R versus 340 (overall) W for the HW-R650. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Samsung HW-Q90R got our rating of 9 out of 10, and the Samsung HW-R650 7 for its audio features and specs.
Soundbars do not have AirPlay support. Spotify support is available on the HW-Q90R.
Only the Samsung HW-Q90R can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Samsung HW-Q90R has 2/1 HDMI inputs/outputs versus 1/1 of the Samsung HW-R650. The HDMI Audio Return Channel (ARC) feature supports both devices. Both soundbars have a USB connector. For connectivity, each of the soundbars received a rating of 7/10. App control is available for the HW-Q90R. A built-in microphone is present only on the HW-Q90R. Multi-room is only available for the Samsung HW-Q90R.
Only the HW-Q90R has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HW-Q90R. For multichannel surround Samsung HW-Q90R got a rating of 10, and Samsung HW-R650 5 out of 10.