Bottom line: Which one is better?
In this review, Sony X900F is slightly better when we compare Sony X900F Vs Samsung Q7FN because it has a much better Full-Array local dimming feature good for watching movies in dark room.
Stand; the two TVs have stands.
Wall mount; Sony X900F has VESA 300×300 while Samsung Q7FN has VESA 200×200
Borders; both TVs have 0.35” (0.9cm)
Max thickness; Sony X900F is 2.76” (7.0cm) while Samsung Q7FN is 2.05” (5.2cm)
Max temperature; Sony X900F has 91oF (33oC) whereas Samsung Q7FN has 99oF (37oC)
Average temperature; Sony X900F has 87oF (30oC) while Samsung Q7FN has 91oF (33oC)
Native contrast; Sony X900F has 5727:1 whereas Samsung Q7FN has 5611:1
Local dimming; the two TVs have local dimming.
Backlight; Sony X900F has Full-Array whereas Samsung Q7FN has Edge.
SDR real scene peak brightness; Sony X900F has 578cd/m2 while Samsung Q7FN has 682cd/m2
HDR real scene peak brightness; Sony X900F has 894cd/m2 while Samsung Q7FN has 717cd/m2
Gray uniformity; Sony X900F has 7.5 whereas Samsung Q7FN has 7.7
50% Std. Dev; Sony X900F has 4.335% while Samsung Q7FN has 3.217%
50% DSE; the two TVs have 0.165%
Viewing angle; Sony X900F has 5.2 while Samsung Q7FN has 5.4
Black uniformity; Sony X900F has 7.7 whereas Samsung Q7FN has 8.9
Native Std. Dev; Sony X900F has 0.923% whereas Samsung Q7FN has 0.567%
Total reflections; Sony X900F has 3.5% while Samsung Q7FN has 1.5%
Pre calibration; Sony X900F has 8.9 while Samsung Q7FN has 7.7
White balance dE; Sony X900F has 1.66 whereas Samsung Q7FN has 2.80
Color dE; Sony X900F has 1.60 whereas Samsung Q7FN has 2.80
Gamma; Sony X900F has 2.20 whereas Samsung Q7FN has 2.24.
Post calibration; Sony X900F has 9.5 whereas Samsung Q7FN has 9.4
White balance dE; Sony X900F has 0.13 while Samsung Q7FN has 0.27
Color dE; Sony X900F has 1.33 whereas Samsung Q7FN has 1.66
Gamma; Sony X900F has 2.19 whereas Samsung Q7FN has 2.20
Color gamut; Sony X900F has 8.0 while Samsung Q7FN has 9.0
100% response time; Sony X900F has 10.2ms while Samsung Q7FN has 12.6ms.
Flicker-free; the two TVs are not flicker-free.
Black Frame Insertion (BFI); both TVs have optional BFI.
Motion interpolation; the two TVs have motion interpolation 30fps and 60fps.
Variable refresh rate; Samsung Q7FN has FreeSync.
Native refresh rate; the two TVs have 120Hz.
Input lag; Sony X900F has 8.4 whereas Samsung Q7FN has 9.4
Supported resolutions; Sony X900F has 9.6 whereas Samsung Q7FN has 8.8
Total inputs; each TV has 4 HDMI, 3 USB, 1 Digital optical audio out, 1 Tuner (Cable/Ant) and 1 Ethernet. Sony X900F has 1 Analog audio out 3.5mm, 1 composite in and 1 IR in.
Inputs specifications; the two TVs support HDR10, HLG, HDMI 2.0 Full Bandwidth and Wi-Fi. Sony X900F supports Dolby Vision, USB 3.0 and variable Analog audio out while Samsung Q7FN supports HDR10+
Audio pass-through; the two TVs support ARC, 5.1 Dolby Digital and 5.1 DTS.
Low-Frequency Extension; Sony X900F has 95.14Hz whereas Samsung Q7FN has 71.27Hz.
Max; Sony X900F has 90.0dB SPL while Samsung Q7FN has 85.0dB SPL.
Weighted THD @ Max; Sony X900F has 9.787 whereas Samsung Q7FN has o.519
IMD @ Max; Sony X900F has 72.21% whereas Samsung Q7FN has 1.25%.
Smart OS; Sony X900F operates on Android TV version 7.0 whereas Samsung Q7FN on Tizen version 2018.
Interface; Sony X900F has average ease of use of use and not smooth whereas Samsung Q7FN is easy to use and not smooth.
Ads; both TVs have ads.
Apps and features; both TVs have apps and features.
Remote; Sony X900F has large whereas Samsung Q7FN has small.
TV controls; both TVs have TV controls.
In this review of Samsung Q7FN Vs Sony X900F, Sony X900F is a better TV as it has a much better Full-Array local dimming feature good for watching movies in dark room.$ 909.69