It makes sense comparing Samsung HW-Q80R vs Samsung HW-LST70T because they both are able to give some premium features. Based on our rating, HW-Q80R has a total rating of 8 out of 10 versus 6.4 for HW-LST70T. 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-Q80R has 5.1.2 versus 3.0 for the Samsung HW-LST70T. The output power is different and equal to 372 (overall) W for the HW-Q80R versus 210 (overall) W for the HW-LST70T. Only the Samsung HW-LST70T has a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Samsung HW-Q80R got our rating of 8 out of 10, and the Samsung HW-LST70T 6 for its audio features and specs.
Soundbars do not have AirPlay support. Spotify is available on each of the soundbars.
These models have the ability to connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Samsung HW-Q80R has 2/1 HDMI inputs/outputs versus 1/0 of the Samsung HW-LST70T. Only the HW-Q80R supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the HW-Q80R received a rating of 7/10 versus 6/10, respectively.
Both models support voice control using Amazon Alexa. App control is available in every soundbar. A built-in microphone is present in each model. Multi-room is available to every soundbar.
Only the HW-Q80R has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HW-Q80R. For multichannel surround Samsung HW-Q80R got a rating of 10, and Samsung HW-LST70T 5 out of 10.