LG 55LH5750 vs LG OLED55B7A comparison definitely makes sense. The screen size is the same and is 55 inches. The 55LH5750 belongs to the series LH5750, and the LG OLED55B7A - B7A. The LG 55LH5750 series has 55 inches diagonals, and OLED55B7A boasts 55, 65 inches diagonals.
The OLED55B7A is capable of playing video in 4K/UHD resolution, which is not true of the 55LH5750. Each of the compared devices supports Full HD resolution. The 55LH5750 has the VA display, while OLED55B7A has the OLED display. The LG OLED55B7A works with 120Hz refresh rate, for LG 55LH5750 the refresh rate is 60Hz.
The 55LH5750 plays sound in stereo format, and quadro sound is available on OLED55B7A. The speaker power of the LG 55LH5750 is 20W, versus 40W of the LG OLED55B7A. However, only the OLED55B7A has Dolby Atmos multi-channel audio format support.
The width of the 55LH5750 is 124.21/48.9 cm/in, and for the OLED55B7A it is 122.93/48.4 cm/inches. The height of LG 55LH5750 is 72.39/28.5 cm/in, LG OLED55B7A of height 70.86/27.9 cm/inches. A depth 55LH5750 is 5.59/2.2 cm/in, the OLED55B7A has 4.8/1.9 cm/in depth.
The 55LH5750 has 2 HDMI connectors versus 4 connectors in the OLED55B7A. As for USB, the 55LH5750 has 1 ports, compared with 3 ports for the OLED55B7A. These rivals can connect to the Internet via WI-FI. It is possible to connect a mouse or keyboard via Bluetooth to each of the TVs.
VESA sizes differ and amount to 400 x 400 versus 200 x 300 for the LG OLED55B7A.
You can watch Netflix TV shows and movies on each of the TVs. Hulu is available at each of the competitors.
As for Smart TV, here the competitors are equal and support this feature. The 55LH5750 has Local Dimming technology. Voice control is not available for these models. Devices under consideration can be controlled using the Mobile App.
The LG OLED55B7A is better TV in this comparison. Check LG OLED55B7A price