It makes sense comparing VIZIO SB46514-F6 vs LG SL9YG because they both are able to give some premium features. Based on our rating, SB46514-F6 has a total rating of 7.6 out of 10 versus 8 for SL9YG. The competitors' control buttons are different: power, volume down, volume up, input, Bluetooth and power, volume down, volume up, play/pause, microphone, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the VIZIO SB46514-F6 has 5.1.4 versus 4.1.2 for the LG SL9YG. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The VIZIO SB46514-F6 got our rating of 7 out of 10, and the LG SL9YG 8 for its audio features and specs. Spotify support is available on the SL9YG.
These models have the ability to 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 SB46514-F6 received a rating of 8/10 versus 7/10, respectively.
Both models support voice control using Google Assistant. App control is available in every soundbar. A built-in microphone is present in each model. Multi-room is available to every soundbar.
Both devices have support for Dolby Atmos multichannel audio format. A surround technology DTS:X is supported only by the SL9YG. For multichannel surround VIZIO SB46514-F6 got a rating of 7, and LG SL9YG 8 out of 10.