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Samsung QLED Q7F (2017) vs Samsung QLED Q90T (2020)

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SamsungQLED Q7F (2017)SamsungQLED Q90T (2020)
Overview
Released2017May 2020
Display
PanelLED LCDLED LCD
Panel detailFlat quantum-dot LED-backlit LCD. AVForums identifies its tested UK 55-inch panel as 10-bit VA with LEDs along the bottom edge; Samsung's UK size tables do not specify the LCD matrix or native refresh rate for the other sizes.Quantum-dot LED-backlit LCD with Direct Full Array 16x local dimming. Samsung's UK tables do not publish native refresh or dimming-zone counts; they do confirm 4K 120 Hz Game Mode on HDMI 4 for each listed size.
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
HDR formatsHDR10, HDR10+, HLGHDR10, HDR10+, HLG
HDR extrasSamsung's QHDR 1500 is a product label, not a measured 1500-nit result. Samsung confirmed HDR10+ on its 2017 UHD range through Prime Video in December 2017; the initial UK maker tables do not specify HDR formats or whether other sources gained HDR10+.Samsung's Quantum HDR 2000 is a product label, not a measured 2000-nit result. HDR10, HDR10+ and HLG are confirmed by the maker and exact-model reviews; Dolby Vision is unsupported.
Screen finishMoth Eye anti-reflection treatment in each UK size table.Anti Reflection Screen in each UK maker table.
Colour rangeSamsung's March 2017 launch claimed 100% colour volume for the QLED family. AVForums measured 95% DCI-P3 xy on its exact UK 55-inch test; this is a reviewer measurement, not a maker specification for every size.Samsung's UK tables claim 100% colour volume with Quantum Dot; this is a maker claim, not a reviewer measurement for every size.
Picture processingSamsung UK lists Auto Motion Plus, Supreme UHD Dimming, Q Viewing Angle and a 3100 Picture Quality Index. The index is a processing score, not the native panel refresh rate. Samsung Spain calls the 55-inch processor Q Engine, while the UK table says quad-core.Quantum Processor 4K, AI Picture, Ultimate UHD Dimming, Contrast Enhancer and 4200 Picture Quality Index in the UK maker tables. PQI is not native refresh rate.
Picture modesFilm Mode and Auto Motion Plus in each UK maker table. What Hi-Fi? recommends reducing contrast enhancement and sharpening on its 55-inch test unit.Film Mode, Natural Mode and Contrast Enhancer in all three UK maker tables. What Hi-Fi? recommends adjusting the 55-inch picture for natural colour.
Motion handlingAVForums identifies a 100 Hz native panel in its UK 55-inch test and finds motion mostly good; What Hi-Fi? finds no ideal processing setting. The UK maker tables do not publish native Hz for all four sizes, so the main refresh row is omitted.WIRED UK finds motion well controlled on its 55-inch unit; What Hi-Fi? finds an improvement over the prior model. Samsung's UK tables do not state native Hz, but explicitly confirm 4K 120 Hz Game Mode on HDMI 4 for every listed size.
Viewing angleBoth independent UK 55-inch reviews find colour and black levels deteriorate away from the centre despite Samsung's Q Viewing Angle claim.Ultra Viewing Angle in all three UK maker tables; both independent 55-inch reviews find the picture remains usable well off-centre.
Sizes
Sizes49, 55, 65, 75″55, 65, 75″
Largest size75″75″
Gaming
HDMI ports4 (0 HDMI 2.1 at 4K 120 Hz+)4 (1 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateNoneFreeSync Premium
Auto low latency mode–Yes
HDMI detailFour HDMI 2.0b inputs on the reviewed UK 55-inch One Connect box, accepting up to 4K 60p with HDR10/HLG and HDCP 2.2 (AVForums). Samsung's separate UK maker tables list four HDMI inputs and ARC on every size; no 4K 120 Hz or eARC capability is claimed.Four HDMI inputs, with 4K 120 Hz Game Mode specifically on HDMI 4 according to Samsung's UK size tables. Those tables confirm eARC; the remaining HDMI inputs are not claimed as 4K 120 Hz capable. What Hi-Fi? says the set lacked official HDMI 2.1 certification despite its supported gaming features.
Input lag23.8 ms (What Hi-Fi?) and 17.4 ms (AVForums) measured in Game Mode on separate exact UK 55-inch units; review measurements differ and are not assigned to other sizes.What Hi-Fi? reports 11 ms on its exact UK 55-inch review unit; this reviewer measurement is not assigned to the other sizes.
Game featuresManual Game Mode in the UK maker tables. The 55-inch AVForums test found motion interpolation raised input lag to about 79 ms, compared with 17.4 ms in plain Game Mode.Auto Game Mode (ALLM), Game Motion Plus, Dynamic Black EQ and FreeSync Premium in all three UK maker tables. 4K 120 Hz is limited to HDMI 4.
Smart TV and sound
Smart TV platformTizenTizen
ProcessorQuad-coreQuantum Processor 4K
Speakers40 W60 W, 4.2.2 channels
eARC–Yes
Wi-FiWi-FiWi-Fi 5
Bluetooth–Bluetooth 4.2
Speaker detailSamsung's separate UK maker tables specify 40 W across all four sizes, with 2.2 channels at 49 inches and 4.2 at 55, 65 and 75 inches. AVForums describes its exact 55-inch review unit as 2.2 channels; the disputed 55-inch channel figure is omitted from the main specification.Samsung's UK tables specify 60 W, 4.2.2 channels, a woofer and Object Tracking Sound for all three sizes. The 4.2.2 layout describes speaker placement, not Dolby Atmos decoding.
Audio featuresDolby Digital Plus, DTS codec, woofer, Multiroom Link and Bluetooth audio in Samsung's UK maker tables. No Dolby Atmos or DTS:X claim is made.Dolby Digital Plus, Dolby 5.1 decoder, Adaptive Sound+, Active Voice Amplifier and Q-Symphony in the UK maker tables. What Hi-Fi? confirms eARC can pass Atmos to external audio gear; the TV's speakers are not claimed to render Atmos.
Voice assistantsVoice interaction with UK English support in Samsung's 2017 UK maker tables; today's service availability may differ.Bixby UK English, Alexa and listed Google Assistant compatibility in the maker tables; current service availability may differ.
CastingSamsung Smart View, mobile mirroring, DLNA, Wi-Fi Direct and Bluetooth Low Energy in the UK maker tables.Mobile-to-TV and TV-to-mobile mirroring, DLNA, Tap Mirroring, Wi-Fi Direct, Sound Mirroring and Multi-View in the UK maker tables. What Hi-Fi? also confirms AirPlay 2 on its 55-inch unit.
TV tunersTwin DVB-T2/C/S2 digital tuners, analogue tuner, CI+ 1.3, UK MHEG 5, programme guide, PVR and time shift in the UK maker tables.Twin DVB-T2/C/S2 digital tuners, analogue tuner, CI+ 1.4, UK HbbTV 2.0.1 and MHEG 5, guide, PVR and time shift in the maker tables.
USBThree USB inputs on the One Connect box in the UK maker tables.Two USB inputs in every UK maker size table. What Hi-Fi?'s 55-inch tech-spec box says three; WIRED UK and Samsung say two, so the main count follows the maker.
EthernetEthernet LAN built in.Ethernet LAN built in.
Optical audio outOne optical digital audio output.One optical digital audio output.
Design and power
SizeWithout stand, width × height × depth: 49-inch 1089.4 × 627 × 44.9 mm; 55-inch 1225.2 × 703.6 × 44.9 mm; 65-inch 1444.1 × 826.4 × 45 mm; 75-inch 1671.2 × 957.9 × 53.2 mm. Configuration weights exclude stand. Each size is from its own UK maker table.Without stand, width × height × depth: 55-inch 1227.6 × 705.6 × 34.8 mm; 65-inch 1446.5 × 828.3 × 34.8 mm; 75-inch 1670.6 × 957.8 × 35.2 mm. Configuration weights exclude stand. Each size is from its own UK maker table.
StandSterling Silver central metal tripod. With-stand weights from separate UK maker tables: 49-inch 18 kg; 55-inch 21.2 kg; 65-inch 29.8 kg; 75-inch 42.9 kg. One Connect has its own mains cable and joins the screen by a thin optical cable.Titan Black Bending Plate central stand. With-stand weights from separate UK maker tables: 55-inch 24.4 kg; 65-inch 33.6 kg; 75-inch 48.7 kg. Unlike the Q90R, inputs and power connect directly to the TV.
Power useMaximum from separate UK maker tables: 49-inch 155 W; 55-inch 180 W; 65-inch 225 W; 75-inch 280 W.Maximum from separate UK maker tables: 55-inch 245 W; 65-inch 305 W; 75-inch 335 W.
Energy classOld energy labels: B at 49/55 inches and A at 65/75 inches. These are not today's A–G ratings.G in Samsung's current UK A–G maker tables for all three sizes; this scale differs from the old Q90R B label.
ColoursSterling Silver front and metal stand in the UK maker tables.Titan Black front and stand in the UK maker tables.
In the boxThe UK maker tables name the TM1790A One Remote and TM1240A conventional remote for UK/IE, plus One Connect, power cable, user/e-manual and stand. A No Gap wall mount is optional.Samsung's UK tables list TM2050C Smart Control and, for GB/IE, TM1240A standard remote, plus power cable, manual and e-manual.

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