The Samsung QN65Q70RAFXZA vs TCL 55S405 comparison proves that these solutions have many common features. The biggest difference between TVs is screen size, namely 65 and 55 inches respectively. The QN65Q70RAFXZA belongs to the series Q70R, and the TCL 55S405 - S405. The Samsung QN65Q70RAFXZA series has 49, 55, 65, 75, 82 inches diagonals, and 55S405 boasts 43, 49, 55, 65 inches diagonals.
Support for 4K/UHD is implemented in both models. Each of the compared devices supports Full HD resolution. The QN65Q70RAFXZA has the VA display, while 55S405 has the LCD display. The TCL 55S405 works with 60Hz refresh rate, for Samsung QN65Q70RAFXZA the refresh rate is 120Hz. Both TVs support High dynamic range (HDR) technology.
Sound in the stereo format is available to each TV. The speaker power of the Samsung QN65Q70RAFXZA is 40W, versus 16W of the TCL 55S405. Dolby Atmos multi-channel audio format is not supported by both of the tested models.
The width of the QN65Q70RAFXZA is 145.03/57.09 cm/in, and for the 55S405 it is 124.7/49.1 cm/inches. The height of Samsung QN65Q70RAFXZA is 83.06/32.70 cm/in, TCL 55S405 of height 72.39/28.5 cm/inches. A depth QN65Q70RAFXZA is 6.1/2.4 cm/in, the 55S405 has 7.62/3 cm/in depth.
The QN65Q70RAFXZA has 4 HDMI connectors versus 3 connectors in the 55S405. As for USB, the QN65Q70RAFXZA has 2 ports, compared with 1 ports for the 55S405. These rivals can connect to the Internet via WI-FI. Support for WI-FI 5GHz is implemented both in QN65Q70RAFXZA and in 55S405.
VESA sizes differ and amount to 400 x 300 versus 200 x 200 for the TCL 55S405.
You can watch Netflix TV shows and movies on each of the TVs. Hulu is available at each of the competitors. It is possible to use the HBO service on both QN65Q70RAFXZA and 55S405.
As for Smart TV, here the competitors are equal and support this feature. The 55S405 has Local Dimming technology. Voice control is not supported by both models and it’s difficult to determine a leader. Voice assistant Amazon Alexa is implemented only on QN65Q70RAFXZA. Devices under consideration can be controlled using the Mobile App.
The Samsung QN65Q70RAFXZA is better TV in this comparison. Check Samsung QN65Q70RAFXZA price