It makes sense comparing Samsung HW-LST70T vs Samsung HW-N850 because they both are able to give some premium features. Based on our rating, HW-LST70T has a total rating of 6.4 out of 10 versus 8.6 for HW-N850. The competitors' control buttons are different: volume down, volume up, power, source and power, input, 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-LST70T has 3.0 versus 5.1.2 for the Samsung HW-N850. The output power is different and equal to 210 (overall) W for the HW-LST70T versus 372 (overall) W for the HW-N850. Only the Samsung HW-LST70T has a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Samsung HW-LST70T got our rating of 6 out of 10, and the Samsung HW-N850 7 for its audio features and specs. 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-LST70T has 1/0 HDMI inputs/outputs versus 2/0 of the Samsung HW-N850. Only the HW-N850 supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the HW-LST70T received a rating of 6/10 versus 7/10, 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-N850 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HW-N850. For multichannel surround Samsung HW-LST70T got a rating of 5, and Samsung HW-N850 9 out of 10.