It makes sense comparing LG SL5Y vs Samsung HW-LST70T because they both are able to give some premium features. Based on our rating, SL5Y has a total rating of 5 out of 10 versus 6.4 for HW-LST70T. The competitors' control buttons are different: power, volume down, volume up, function 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 LG SL5Y has 2.1 versus 3.0 for the Samsung HW-LST70T. The output power is different and equal to 400 (overall) W for the SL5Y 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 LG SL5Y got our rating of 7 out of 10, and the Samsung HW-LST70T 6 for its audio features and specs.
Soundbars do not have AirPlay support. Spotify support is available on the HW-LST70T.
Only the Samsung HW-LST70T can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The LG SL5Y has 1/1 HDMI inputs/outputs versus 1/0 of the Samsung HW-LST70T. Only the SL5Y supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the SL5Y received a rating of 7/10 versus 6/10, respectively. App control is available for the HW-LST70T. A built-in microphone is present only on the HW-LST70T. Multi-room is only available for the Samsung HW-LST70T.
None of soundbars equipped with Dolby Atmos multichannel audio decoder. The soundbars do not support the surround sound technology DTS:X. For multichannel surround LG SL5Y got a rating of 6, and Samsung HW-LST70T 5 out of 10.