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Samsung Neo QLED QN90A vs Samsung Neo QLED QN90B

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

Better figure, where one is clearly better

SamsungNeo QLED QN90ASamsungNeo QLED QN90B
Overview
Released2021April 2022
Display
PanelMini-LEDMini-LED
Panel detailQuantum Dot LCD with Mini-LED backlight. Exact UK 50-inch reviews identify its panel as VA; the UK maker tables do not specify the LCD matrix for 43, 55, 65 or 75 inches, so it is not generalised. All five sizes are flat.Quantum Dot LCD with Quantum Mini LED backlight and Quantum Matrix local dimming. LCD subtype is not specified by the UK maker tables.
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate60 Hz (43″), 120 Hz (50, 55, 65, 75″)144 Hz (43, 50″), 120 Hz (55, 65, 75, 85″)
HDR formatsHDR10, HDR10+, HLGHDR10, HDR10+, HLG
HDR extrasQuantum HDR 1500 is Samsung's UK maker label for 43 and 50 inches; Quantum HDR 2000 for 55, 65 and 75 inches. These names are not comparable measured nit results. HDR10+ Adaptive on the UK maker tables.Quantum HDR 1500 on 43/50-inch; Quantum HDR 2000 on 55–85-inch. These are maker feature names, not measured brightness. HDR10+ Adaptive and Gaming; HDR10 confirmed by exact reviews.
Screen finishAnti-reflection treatment on the reviewed UK 50-inch model; exact coating name not published in its maker table.Anti Reflection
Colour rangeSamsung's maker table lists 100% Colour Volume for the 50-inch model; this is a marketing colour-volume claim, not a measured DCI-P3 coverage figure for every size.–
Picture processingQuantum Matrix Technology, Ultimate UHD Dimming and AI upscaling on the UK 50-inch maker table. The 4400 Picture Quality Index is a processing score, not 4400 Hz. Samsung's UK newsroom confirmed the QN90A in March 2021 and advertised the 50-inch on sale in a later UK promotion; no maker first-sale month is established.4K upscaling and Real Depth Enhancer. Samsung’s India launch release documents an actual purchase offer starting 19 April 2022; UK pre-orders began in March, without an established earlier actual sale in the sources read.
Picture modesFilmmaker Mode, Natural and Movie on the UK 50-inch maker table. What Hi-Fi? finds default motion processing and shadow detail need some adjustment on its 50-inch test unit.Filmmaker Mode.
Motion handlingExpert Reviews reports native 120 Hz on 50 to 75 inches and 60 Hz on 43 inches; Samsung's maker specification lists no native Hz. Input acceptance and panel refresh are kept distinct.43/50-inch up to 144 Hz as published by the UK maker; larger versions 120 Hz as explicitly distinguished in Tom’s Guide’s QN90B review.
Viewing angleWide Viewing Angle on the maker UK 50-inch table. The 50-inch UK review unit is VA; other sizes may differ by region or size and no LCD-matrix type is assigned to them.Ultra Viewing Angle on 55–85-inch; Wide Viewing Angle on 50-inch. The UK 43-inch table lists N/A.
Sizes
Sizes43, 50, 55, 65, 75″43, 50, 55, 65, 75, 85″
Largest size75″85″
Gaming
HDMI ports4 (0 HDMI 2.1 at 4K 120 Hz+ (43″), 1 HDMI 2.1 at 4K 120 Hz+ (50, 55, 65, 75″))4 (all HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateHDMI VRR, FreeSync Premium ProHDMI VRR, FreeSync Premium Pro
Auto low latency modeYesYes
HDMI detailFour HDMI inputs total on each size's UK maker table. What Hi-Fi? and Expert Reviews identify HDMI 4 as the sole 4K 120 Hz / HDMI 2.1 gaming input on the reviewed 50-inch, with VRR, FreeSync Premium Pro and ALLM. Expert Reviews reports the 43-inch uses a 60 Hz panel, so it is not counted as a full 4K 120 Hz input. eARC uses a different HDMI socket. No US QN90A specifications are applied.4 × HDMI 2.1, confirmed by Samsung’s Australian QN90B specification sheet. UK tables explicitly confirm all four inputs accept 4K 144 Hz on 43/50-inch; Tom’s Guide distinguishes 120 Hz on larger versions. eARC on HDMI 3; HDMI VRR confirmed by exact reviews. Ports are built into the TV.
Input lag9.2 ms at 60 Hz in Game Mode (What Hi-Fi?) and 9.8 ms in Game Mode (Expert Reviews) on separate exact UK 50-inch tests; these are measured review figures.–
Game featuresGame Bar, Game Motion Plus, 21:9/32:9 PC view, VRR and FreeSync Premium Pro on the UK 50-inch review set. Features requiring 4K 120 Hz do not apply to the 43-inch panel.FreeSync Premium Pro, ALLM, Game Motion Plus, Dynamic Black EQ and Super Ultra Wide Game View.
Cloud gaming–Samsung Gaming Hub was added during 2022, as reported by Tom’s Guide; subscriptions and compatible controller required.
Smart TV and sound
Smart TV platformTizenTizen
ProcessorNeo Quantum Processor 4KNeo Quantum Processor 4K
Dolby Atmos–Yes
eARCYesYes
Wi-FiWi-Fi 5Wi-Fi 5
Bluetooth5.25.2
Speaker detailSeparate UK maker tables: 43-inch 20 W 2.0; 50-inch 40 W 2.2 with OTS Lite; 55, 65 and 75-inch 60 W 4.2.2. Common audio power and channels are omitted from the main row. Expert Reviews describes the 50-inch OTS Lite as using two physical speakers; the maker calls the configuration 2.2.43-inch: 20 W, 2.0 channels, OTS Lite; 50-inch: 40 W, 2.2 channels, OTS Lite; 55–85-inch: 60 W, 4.2.2 channels, OTS+. Samsung’s Australian QN90B specification sheet confirms Atmos decoding on 43/50-inch and up-firing Atmos speakers on larger sizes. UK maker power figures take precedence over the conflicting 60 W header in Tom’s Guide’s 43-inch review.
Audio featuresQ-Symphony Lite, Adaptive Sound+, Active Voice Amplifier and Dolby Digital Plus on the UK 50-inch maker table. No built-in Dolby Atmos decoder in the two contemporary exact reviews; eARC can pass Atmos to external equipment.Q-Symphony, Active Voice Amplifier and Adaptive Sound+.
Voice assistantsBixby plus 2021-era Alexa and Google Assistant interoperability on the UK 50-inch maker table; service support can change after launch.Bixby with UK English and far-field voice interaction; current UK table lists works with Alexa and Google Assistant. Services can change after launch.
CastingSamsung Smart View, DLNA, Wi-Fi Direct, Multi View up to two videos and Tap Mirroring in the UK 50-inch maker table.Mobile mirroring and DLNA, Mobile Tap Mirroring and Wireless DeX; Multi View up to two videos.
TV tunersTwin DVB-T2/C/S2 digital tuners, analogue tuner, CI+ 1.4 and UK HbbTV2.0.2/MHEG5 on the UK 50-inch maker table.Twin DVB-T2/C/S2 plus analogue; CI+1.4 and UK HbbTV2.0.3.
USBTwo USB-A inputs in the UK 50-inch maker table; one review misstates three.2 × USB-A.
EthernetEthernet LAN built in.1 × Ethernet LAN.
Optical audio outOne optical digital audio output.1 × optical digital audio output.
Design and power
SizeWithout stand, width × height × depth: 43-inch 960.8 × 559.5 × 26.9 mm; 50-inch 1114 × 644.9 × 26.9 mm; 55-inch 1227.4 × 706.2 × 26.9 mm; 65-inch 1446.3 × 829.3 × 26.9 mm; 75-inch 1670 × 958.2 × 27.7 mm. Weights in configurations are without stand.Without stand: 43-inch 960.8 x 558.9 x 26.9 mm; 50-inch 1113.6 x 644.1 x 26.9 mm; 55-inch 1227.4 x 705.6 x 25.9 mm; 65-inch 1446.3 x 828.7 x 25.9 mm; 75-inch 1670.0 x 957.4 x 26.7 mm; 85-inch 1892.2 x 1081.9 x 27.2 mm. Configuration weights exclude the stand.
StandCentral bending-plate stand. With-stand weight: 43-inch 13.8 kg; 50-inch 18.6 kg; 55-inch 21.9 kg; 65-inch 31.4 kg; 75-inch 44.8 kg. UK 50-inch stand footprint 465 × 222.6 mm.Bending Plate stand. Footprints: 43-inch 465.0 x 223.0 mm; 50-inch 465.0 x 223.0 mm; 55-inch 300 x 235.6 mm; 65-inch 340 x 285.7 mm; 75-inch 390.0 x 317.9 mm; 85-inch 430.0 x 365.5 mm. With-stand weights: 43-inch 13.8 kg; 50-inch 18.6 kg; 55-inch 21.9 kg; 65-inch 31.40 kg; 75-inch 44.8 kg; 85-inch 56.7 kg.
VESA pattern–43-inch 200 x 200 mm; 50-inch 200 x 200 mm; 55-inch 200 x 200 mm; 65-inch 400 x 300 mm; 75-inch 400 x 400 mm; 85-inch 600 x 400 mm.
Power useUK 50-inch maker table lists 65 W typical, 175 W maximum and 0.5 W standby; other sizes are not assigned those figures.Typical: 43-inch 60.0 W; 50-inch 65.0 W; 55-inch 84.0 W; 65-inch 111 W; 75-inch 125 W; 85-inch 146 W. Maximum: 43-inch 145 W; 50-inch 175 W; 55-inch 225 W; 65-inch 285 W; 75-inch 300 W; 85-inch 375 W. Standby 0.50 W.
Energy classUnder the 2021 A–G scale: 43-inch G, 50/55/65-inch F, 75-inch E in the separate maker tables.43-inch G; 50-inch F; 55-inch F; 65-inch G; 75-inch F; 85-inch F.
ColoursTitan Black cabinet with Sand Black stand in the UK 50-inch maker table.Titan Black TV; Sand Black stand.
In the boxUK 50-inch maker table lists TM2180E SolarCell and TM1240A remotes, power cable and user/e-manual.TM2280E remote plus UK TM1240A, stand, power cable and manual.

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