LG OLED evo C6 vs Samsung OLED S90F

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

Better figure, where one is clearly better

OLED evo C6 compared with OLED S90F
LGOLED evo C6SamsungOLED S90F
Overview
ReleasedMarch 2026May 2025
Display
PanelOLEDOLED (42, 48, 55, 77, 83″), QD-OLED (65″)
Panel detailWOLED; 77″ and 83″ use a Primary RGB Tandem panel with Hyper Radiant Colour TechSamsung doesn't say which panel each size uses; RTINGS reports the UK 65″ (QE65S90FATXXU) as QD-OLED and the "AE" models as WOLED
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate165 Hz (better)144 Hz
HDR formatsDolby Vision, HDR10, HLGHDR10, HDR10+, HLG
HDR extrasDolby Vision IQOLED HDR+ (OLED HDR on 42″ and 48″); HDR10+ Adaptive and HDR10+ Gaming
Screen finishGlossyAnti Reflection; glossy (RTINGS)
Colour range–Pantone Validated
Peak brightness1,251 nits in HDR on a 10% window, 65″ (Tom's Guide)–
Picture processingAI Picture Pro, AI HDR Remastering, Brightness Booster; 77″ and 83″ add Hyper Radiant Colour Tech (up to 3.2x peak brightness)4K AI Upscaling Pro, AI Motion Enhancer Pro, Real Depth Enhancer, Auto HDR Remastering Pro, HDR Brightness Optimizer; Color Booster Pro on 42″
Picture modesFILMMAKER MODE with Ambient Light Compensation, Creator Original modeFilmmaker Mode; Smart Calibration (Basic); EyeComfort Mode on 42″
Motion handling–Motion Xcelerator 144Hz
Viewing angle–Ultra Viewing Angle
Sizes
Sizes42, 48, 55, 65, 77, 83″42, 48, 55, 65, 77, 83″
Largest size83″83″
Gaming
HDMI ports4 (all HDMI 2.1 at 4K 120 Hz+)4 (all HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateHDMI VRR, G-Sync Compatible, FreeSync PremiumHDMI VRR, FreeSync Premium Pro
Auto low latency modeYesYes
HDMI detail4K 120 Hz on all four ports; eARC, VRR, ALLM, QMS and QFT4K 144Hz on HDMI 1/2/3/4; eARC; Anynet+ (HDMI-CEC)
Game featuresUp to 4K 165 Hz; G-SYNC Compatible, FreeSync Premium, HGiG, VESA ClearMR 10000, 0.1 ms response; Game Dashboard and Optimiser; Bluetooth Ultra Low Latency controllers (under 2.5 ms)FreeSync Premium Pro (FreeSync Premium on 42″ and 48″), HGiG, Game Motion Plus, Dynamic Black EQ, Super Ultra Wide Game View, Mini Map Zoom
Cloud gamingNVIDIA GeForce NOW (4K 120 Hz HDR)Samsung Gaming Hub
Smart TV and sound
Smart TV platformwebOSTizen
Processoralpha 11 AI Processor 4K Gen3 (Dual AI Engine)NQ4 AI Gen3 Processor
Dolby AtmosYesYes
DTS:XNo–
eARCYesYes
Wi-FiWi-Fi 6Wi-Fi 5
Bluetooth5.35.3
Speaker detail42″ 20 W, 2.0 ch; 48″ to 83″ 40 W, 2.2 ch42″ 20 W, 2ch; 65″ 40 W, 2.1ch, OTS Lite; 48″, 55″, 77″ and 83″ 60 W, 2.1.2ch, OTS
Audio featuresVirtual 11.1.2 ch, AI Sound, AI Object Remastering Ultra, Dolby AtmosQ-Symphony, Adaptive Sound Pro, 360 Audio, Audio Pre-selection Descriptor
Voice assistants–Bixby and Alexa built in, with far-field voice; works with Alexa and Google Assistant speakers
Casting–Apple AirPlay, Tap View and screen or sound mirroring from Samsung phones
Software updateswebOS 26; webOS Re:New Program upgrades for up to 5 yearsSecurity updates until at least 31 December 2030
TV tuners–Twin DVB-T2/C/S2 and analogue; CI+ 1.4 slot; HbbTV 2.0.4
USB2 × USB 2.02 × USB-A
Ethernet–1 × LAN
Optical audio out–1 × optical
Design and power
SizeWithout stand, 42″ 932 × 540 × 41.1 mm; 48″ 1071 × 620 × 46.9 mm; 55″ 1222 × 703 × 45.1 mm; 65″ 1441 × 826 × 45.1 mm; 77″ 1711 × 982 × 47.1 mm; 83″ 1842 × 1055 × 52.9 mmWithout stand, 42″ 934.4 × 542.6 × 39.5 mm; 48″ 1069.3 × 619.9 × 39.6 mm; 55″ 1225.4 × 708.6 × 39.9 mm; 65″ 1444.3 × 831.7 × 39.9 mm; 77″ 1718.5 × 987.6 × 44.9 mm; 83″ 1851.0 × 1062.8 × 44.9 mm
StandCentral pedestal stand; 65″ stands 880 mm tall on it, stand footprint 470 × 230 mmBlade stand; footprint 652.5 × 206.3 mm (42″), 366 × 265.2 mm (48″ to 65″), 366 × 359 mm (77″, 83″)
VESA pattern48″, 55″ and 65″ 300 × 200 mm; 83″ 400 × 400 mm42″ 200 × 200 mm; 48″ to 65″ 300 × 200 mm; 77″ and 83″ 400 × 300 mm
Power use–Typical/max, 42″ 52/195 W; 48″ 64.7/230 W; 55″ 80/380 W; 65″ 89/420 W; 77″ 125/630 W; 83″ 150/740 W; 0.5 W standby
Energy class–G (42″, 48″, 55″); F (65″, 77″, 83″)
Colours–Graphite Black
In the box–Remote controls TM2560E and TM1240A (UK), power cable, user manual
WarrantyOLED Care+ covers the panel for 5 years–

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