l would like to share my experience after comparing and testing two solutions – LG 65UJ7700 vs LG 55SJ8000. A noticeable difference when comparing the two models is the screen size, which is 65 inches for the 65UJ7700 and 55 inches for the 55SJ8000. The 65UJ7700 from series UJ770, but the opponent belongs to series SJ8000. The series LG 65UJ7700 has 55, 60, 65 inches diagonals, but in the case of 55SJ8000 only 49, 55, 60, 65 diagonals are possible.
Both devices support playback of 4K/UHD video. Rivals work well with Full HD video. The screen of these devices is based on the IPS display. The 65UJ7700 screen has 60 refresh rate, versus the 120 refresh rate in the 55SJ8000. Also the HDR feature is realized in both units. Unfortunately, none of the devices supports 3D video playback.
Both units work well with stereo audio format. The power of the speakers on rivals is equal. None of the TVs in this comparison have Dolby Atmos support.
The LG 65UJ7700 has a width of 145.54/57.29 cm/in, compared with a width of 123.7/48.7 cm/in for LG 55SJ8000. The LG 65UJ7700 has a height of 84.07/33.09 cm/in, compared with a height of 71.88/28.29 cm/in for LG 55SJ8000. The LG 65UJ7700 has a depth of 6.35/2.5 cm/inches, compared with a depth of 6.1/2.4 cm/in for LG 55SJ8000.
In each model, manufacturers provide 4 HDMI connectors. There are 2 USB ports available on the LG 65UJ7700, but LG 55SJ8000 has 3 USB ports. Models in this comparison have Internet access via Wi-Fi. However, Wi-Fi module in the LG 65UJ7700 can operate at 5 GHz. Also, in addition to the remote control, you can connect a mouse and keyboard to both TVs via Bluetooth.
VESA type wall mount is implemented in both TVs and has the same parameters 300 x 300.
Users can watch Netflix movies and series on these TVs. It is possible to watch content from Hulu streaming service on these compared models. These TVs have not support for HBO.
Each compared model can be positioned by manufacturers as Smart TV. Displays of compared TVs have the Local Dimming function. And because of this, it is possible to control any of these TVs by voice. The compared devices do not have Amazon Alexa. Besides, each manufacturer provides a mobile application to monitor each of rivals TVs.
The LG 55SJ8000 is better TV in this comparison. Check LG 55SJ8000 price