l would like to share my experience after comparing and testing two solutions – LG 55UJ7700 vs Samsung UN55J620DAFXZA. The screen size of both models is 55 inches. The 55UJ7700 from series UJ770, but the opponent belongs to series J6200. The series LG 55UJ7700 has 55, 60, 65 inches diagonals, but in the case of UN55J620DAFXZA only 55 diagonals are possible.
The 4K/UHD video playback is implemented only in 55UJ7700. Rivals work well with Full HD video. The 55UJ7700 has IPS display, while the UN55J620DAFXZA has VA display. The 55UJ7700 screen has 60 refresh rate, versus the 120 refresh rate in the UN55J620DAFXZA. 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 55UJ7700 has a width of 123.7/48.7 cm/in, compared with a width of 125.22/49.29 cm/in for Samsung UN55J620DAFXZA. The LG 55UJ7700 has a height of 72.64/28.6 cm/in, compared with a height of 72.9/28.7 cm/in for Samsung UN55J620DAFXZA. The LG 55UJ7700 has a depth of 6.1/2.4 cm/inches, compared with a depth of 9.4/3.7 cm/in for Samsung UN55J620DAFXZA.
The 55UJ7700 can operate 4 HDMI connectors, whille the UN55J620DAFXZA has 2 HDMIs. It is possible to connect up to 2 USB devices simultaneously to each TVs. Models in this comparison have Internet access via Wi-Fi.
VESA wall mount options are different and are 300 x 300 vs 400 x 400, respectively considered model.
Users can watch Netflix movies and series on these TVs. It is possible to watch content from Hulu streaming service on these compared models.
Each compared model can be positioned by manufacturers as Smart TV. Thanks to the display, the Local Dimming function is implemented in the 55UJ7700. The compared devices do not have Amazon Alexa. Besides, each manufacturer provides a mobile application to monitor each of rivals TVs.
The LG 55UJ7700 is better TV in this comparison. Check LG 55UJ7700 price