It makes sense comparing LG 55UJ7700 vs Samsung UN49J5000AFXZA because they both are able to give some premium features. The biggest difference between TVs is screen size, namely 55 and 49 inches respectively. The 55UJ7700 belongs to the series UJ770, and the Samsung UN49J5000AFXZA - J5000. The LG 55UJ7700 series has 55, 60, 65 inches diagonals, and UN49J5000AFXZA boasts 43, 48, 49, 50 inches diagonals.
The 55UJ7700 is capable of playing video in 4K/UHD resolution, which can't be said for UN49J5000AFXZA. Each of the compared devices supports Full HD resolution. The 55UJ7700 has the IPS display, while UN49J5000AFXZA has the VA display. The screen refresh rate is 60Hz, the leader can not be selected here. Both TVs support High dynamic range (HDR) technology.
Sound in the stereo format is available to each TV. The power of the speakers is identical. Dolby Atmos multi-channel audio format is not supported by both of the tested models.
The width of the 55UJ7700 is 123.7/48.7 cm/in, and for the UN49J5000AFXZA it is 108.96/42.9 cm/inches. The height of LG 55UJ7700 is 72.64/28.6 cm/in, Samsung UN49J5000AFXZA of height 63.5/25 cm/inches. A depth 55UJ7700 is 6.1/2.4 cm/in, the UN49J5000AFXZA has 5.59/2.2 cm/in depth.
The 55UJ7700 has 4 HDMI connectors versus 2 connectors in the UN49J5000AFXZA. As for USB, the 55UJ7700 has 2 ports, compared with 1 ports for the UN49J5000AFXZA. These rivals can connect to the Internet via WI-FI. Support for WI-FI 5GHz is implemented both in 55UJ7700 and in UN49J5000AFXZA. It is possible to connect a mouse or keyboard via Bluetooth to each of the TVs.
VESA sizes differ and amount to 300 x 300 versus 200 x 200 for the Samsung UN49J5000AFXZA.
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 55UJ7700 has Local Dimming technology. Voice control is not available for these models. Devices under consideration can be controlled using the Mobile App.
The LG 55UJ7700 is better TV in this comparison. Check LG 55UJ7700 price