Samsung Q7F/Q7 QLED Vs Samsung Q9F/Q9 QLED 2017

                         

Bottom line: Which one is better?

Bottom line: Samsung Q9F is better.

In this review of Q7F Vs Q9F, Samsung Q9F is better ads it has better gray uniformity good for sports. It also uses a different edge-lighting system, having LEDs on the TV’s side which allows it to switch off horizontal bars which vital while watching widescreen movies.

Samsung Q7F/Q7 QLED Vs Samsung Q9F/Q9 QLED 2017: DESIGN

Stand; the two TVs have stands

Wall mount; the two TVs can be mounted on wall.

Borders; Samsung Q7F has 0.31” (0.8cm) while Samsung Q9F has 0.43” (1.1cm)

Max thickness; Samsung Q7F is 1.54” (3.9cm) whereas Samsung Q9F is 1.02” (2.6cm)

Max temperature; Samsung Q7F has 115oF (46oC) while Samsung Q9F has 100oF (38oC)

Average temperature; Samsung Q7F has 100oF (38oC) while Samsung Q9F has 93oF (34oC)

Bottom line: the two TVs have the same design features.

Samsung Q7F/Q7 QLED Vs Samsung Q9F/Q9 QLED 2017: PICTURE QUALITY

Native contrast; Samsung Q7F has 4709:1 whereas Samsung Q9F has 5065:1

Local dimming; the two TVs have local dimming

SDR real scene peak brightness; Samsung Q7F has 234cd/m2 whereas Samsung Q9F has 367cd/m2

HDR real scene peak brightness; Samsung Q7F has 419cd/m2 while Samsung Q9F has 690cd/m2

Gray uniformity; Samsung Q7F has 7.8 whereas Samsung Q9F has 6.5

50% std. Dev; Samsung Q7F has 3.955% while Samsung Q9F has 6.341%

50% DSE; has 0.147% while Samsung Q9F has 0.218%

Viewing angle; Samsung Q7F has 4.6 while Samsung Q9F has 4.4

Black uniformity; Samsung Q7F has 6.6 while Samsung Q9F has 6.5

Native std. Dev. Samsung Q7F has 1.618% whereas Samsung Q9F has 1.691%

Total reflections; Samsung Q7F has 1.5% whereas Samsung Q9F has 1.6%

Pre-calibration; Samsung Q7F has 7.8 while Samsung Q9F has 6.7

White balance dE; Samsung Q7F has 3.02 whereas Samsung Q9F has 3.91

Color dE; Samsung Q7F has 2.37 whereas Samsung Q9F has 3.08

Gamma; Samsung Q7F has 2.28 while Samsung Q9F has 2.44

Picture mode; the two TVs have movie.

Post calibration; Samsung Q7F has 9.3 while Samsung Q9F has 9.4

White balance dE; Samsung Q7F has 0.31 while Samsung Q9F has 0.33

Color dE; Samsung Q7F has 1.64 while Samsung Q9F has 1.56

Gamma; Samsung Q7F has 2.21 while Samsung Q9F has 2.20

Bottom line: Samsung Q9F is better

Samsung Q7F/Q7 QLED Vs Samsung Q9F/Q9 QLED 2017: MOTION

100% response time; Samsung Q7F has 8.1ms whereas Samsung Q9F has 10.7ms

Flicker-free; the two TVs don’t have flicker-free.

Black Frame Insertion (BFI); the two TVs have optional BFI

Motion interpolation; the two TVs have interpolation at 30fps and 60fps.

Variable refresh rate; the two TVs don’t have variable refresh rate.

Bottom line: Samsung Q9F is better

Samsung Q7F/Q7 QLED Vs Samsung Q9F/Q9 QLED 2017: INPUTS

Input lag; Samsung Q7F has 8.9 while Samsung Q9F has 9.0

1080p @ 60 Hz; has 24.3ms whereas Samsung Q9F has 21.3ms

1080p @ 60 Hz outside game mode; Samsung Q7F has 79.4ms while Samsung Q9F has 82.5ms

Supported resolutions; Samsung Q7F has 8.2, the same as Samsung Q9F

1080p @ 60 Hz 4:4:4; the two TVs support this.

Total inputs; each TV has 4 HDMI, 3 USB, 1 Digital optical audio out, 1 tuner (cable/Ant) and 1 Ethernet

Inputs specifications; the two TVs have HDR10, HLG, HDMI 2.0 Full bandwidth, CEC, HDCP 2.2 and Wi-Fi support.

Audio pass-through; each TV has ARC, Dolby Digital and DTS.

Bottom line: Samsung Q9F is better

Samsung Q7F/Q7 QLED Vs Samsung Q9F/Q9 QLED 2017: SOUND QUALITY

Frequency response; Samsung Q7F has 7.1 while Samsung Q9F has 6.5

Low-frequency extension; Samsung Q7F has 67.27Hz whereas Samsung Q9F has 106.79Hz

Max; Samsung Q7F has 91.3dB SPL whereas Samsung Q9F has 92.3dB SPL.

Distortion; Samsung Q7F has 7.3 while Samsung Q9F has 6.6

Weighted THD @ Max; Samsung Q7F has 0.746 while Samsung Q9F has 2.942

IMD Max; Samsung Q7F .has 3.37% while Samsung Q9F has 2.98%

Bottom line: Samsung Q7F is better

Samsung Q7F/Q7 QLED Vs Samsung Q9F/Q9 QLED 2017: SMART FEATURES

Smart OS; Samsung Q7F and Samsung Q9F operate on Tizen version 2017.

Interface; the two TVs have easy to use and average smooth interface

Ad-free; the two TVs have ads

Apps and features; the two TVs have Apps and features

Remote; each TV has a small sized remote

TV controls; the two TVs have TV controls

Bottom line: Samsung Q7F and Samsung Q9F have the same smart features

Conclusion

Samsung Q9F is better in this review of Samsung Q7F Vs Q9F as it has better grey uniformity and uses a different edge-lighting.