It makes sense comparing Samsung UN48JU6400FXZA vs LG 49LJ5100 because they both are able to give some premium features. The biggest difference between TVs is screen size, namely 48 and 49 inches respectively. The UN48JU6400FXZA belongs to the series JU6400, and the LG 49LJ5100 - LJ5100. The Samsung UN48JU6400FXZA series has 40, 48, 55, 60, 65 inches diagonals, and 49LJ5100 boasts 49 inches diagonals.
The UN48JU6400FXZA is capable of playing video in 4K/UHD resolution, which can't be said for 49LJ5100. Each of the compared devices supports Full HD resolution. The UN48JU6400FXZA has the VA display, while 49LJ5100 has the IPS display. The screen refresh rate is 60Hz, the leader can not be selected here. High dynamic range (HDR) is not available on each model.
Sound in the stereo format is available to each TV. The speaker power of the Samsung UN48JU6400FXZA is 20W, versus 10W of the LG 49LJ5100. Dolby Atmos multi-channel audio format is not supported by both of the tested models.
The width of the UN48JU6400FXZA is 108.71/42.79 cm/in, and for the 49LJ5100 it is 110.74/43.59 cm/inches. The height of Samsung UN48JU6400FXZA is 62.99/24.79 cm/in, LG 49LJ5100 of height 65.8/25.9 cm/inches. A depth UN48JU6400FXZA is 6.35/2.5 cm/in, the 49LJ5100 has 8.1/3.18 cm/in depth.
The UN48JU6400FXZA has 3 HDMI connectors versus 2 connectors in the 49LJ5100. As for USB, the UN48JU6400FXZA has 2 ports, compared with 1 ports for the 49LJ5100. Only the Samsung UN48JU6400FXZA has the ability to connect to the Internet via WI-FI. Support for WI-FI 5GHz is not implemented in the models under consideration.
VESA sizes differ and amount to 400 x 400 versus 300 x 300 for the LG 49LJ5100.
You can watch Netflix TV shows and movies on only on the UN48JU6400FXZA.
As for Smart TV, only Samsung UN48JU6400FXZA has this feature. The UN48JU6400FXZA has Local Dimming technology. Voice control is not available for these models.
The Samsung UN48JU6400FXZA is better TV in this comparison. Check Samsung UN48JU6400FXZA price