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LG OLED evo C3 vs Samsung OLED S90D

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

Better figure, where one is clearly better

LGOLED evo C3SamsungOLED S90D
Overview
ReleasedMarch 2023March 2024
Display
PanelOLEDOLED (48, 55, 77, 83″), QD-OLED (65″)
Panel detailOLED with pixel dimming; Brightness Booster on 55″, 65″, 77″ and 83″, excluded on 42″ and 48″Samsung doesn't say which panel each size uses; the 48″ and 83″ use WOLED (HDTVTest), and RTINGS reports the UK 65″ (QE65S90DATXXU) as likely QD-OLED and the "AE" models (55″, 77″) as likely WOLED
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate120 Hz144 Hz
HDR formatsDolby Vision, HDR10, HLGHDR10, HDR10+, HLG
HDR extrasOLED Dynamic Tone Mapping ProOLED HDR+ (OLED HDR on 48″); HDR10+ Adaptive and HDR10+ Gaming
Screen finish–Anti Reflection; glossy (RTINGS)
Picture processingAI Picture Pro, AI Super Upscaling 4K, AI Genre Selection and AI Brightness Control4K AI Upscaling, Real Depth Enhancer, HDR Brightness Optimizer
Picture modes10 modes, including Personalised Picture Wizard, Filmmaker, Cinema, Game and ISF Expert Bright Room and Dark RoomFilmmaker Mode; Smart Calibration (Basic)
Motion handlingOLED Motion; LG UK labels the panel 100Hz native and explicitly specifies 4K 120fps HFR; LG Turkey lists the same OLED77C34LA model as 120Hz nativeMotion Xcelerator 144Hz
Viewing angle–Ultra Viewing Angle
Sizes
Sizes42, 48, 55, 65, 77, 83″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, FreeSync, G-Sync CompatibleHDMI VRR, FreeSync Premium
Auto low latency modeYesYes
HDMI detail4 × HDMI supporting 4K 120Hz, VRR, ALLM and QMS; eARC on HDMI 24K 144Hz on HDMI 1/2/3/4; eARC; Anynet+ (HDMI-CEC)
Game featuresG-Sync Compatible, FreeSync Compatible, HGiG, Game Optimiser and Game DashboardFreeSync Premium, HGiG, Game Motion Plus, Dynamic Black EQ, Super Ultra Wide Game View, Mini Map Zoom
Cloud gaming–Samsung Gaming Hub
Smart TV and sound
Smart TV platformwebOSTizen
Processorα9 AI Processor 4K Gen6NQ4 AI Gen2 Processor
Speakers–40 W, 2.1 channels
Dolby AtmosYesYes
eARCYesYes
Wi-FiWi-Fi 5Wi-Fi 5
Bluetooth5.05.2
Speaker detail42″ 20 W, 2.0 channels; 48″ to 83″ 40 W, 2.2 channels; down-firing40 W, 2.1ch, OTS Lite
Audio featuresAI Sound Pro virtual 9.1.2 up-mix, AI Acoustic Tuning, Clear Voice Pro and Bluetooth Surround ReadyQ-Symphony, Active Voice Amplifier Pro, Adaptive Sound Pro, 360 Audio, Audio Pre-selection Descriptor
Voice assistantsHands-free voice control and intelligent voice recognitionBixby and Alexa built in, with far-field voice; works with Alexa and Google Assistant speakers
CastingApple AirPlay 2Apple AirPlay, Tap View and screen or sound mirroring from Samsung phones
Software updateswebOS 23; LG UK lists security updates until 31 December 2027Security updates until at least 31 December 2029
TV tunersUK models have 2 RF inputs and 1 CI slotTwin DVB-T2/C/S2 and analogue; CI+ 1.4 slot; HbbTV 2.0.3
USB3 × USB 2.02 × USB-A
Ethernet1 × Ethernet1 × LAN
Optical audio out1 × optical1 × optical
Design and power
SizeWithout stand, 42″ 932 × 540 × 41.1 mm; 48″ 1071 × 618 × 46.9 mm; 55″ 1222 × 703 × 45.1 mm; 65″ 1441 × 826 × 45.1 mm; 77″ 1711 × 982 × 47.1 mmWithout stand, 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
StandFootprint, 42″ 718 × 170 mm; 48″, 55″ and 65″ 470 × 230 mm; 77″ 520 × 267 mmSimple Plus Blade stand; footprint 366 × 265.2 mm (48″ to 65″) or 366 × 359 mm (77″, 83″)
VESA pattern42″ to 77″ 300 × 200 mm48″ to 65″ 300 × 200 mm; 77″ and 83″ 400 × 300 mm
Power useUnder 0.5 W standbyTypical/max, 48″ 65.7/210 W; 55″ 81/320 W; 65″ 90/390 W; 77″ 126/490 W; 83″ 150/670 W; 0.5 W standby
Energy class–G (48″, 55″); F (65″ to 83″)
Colours–Graphite Black
In the boxMagic Remote, 2 AA batteries, IR blaster cable and attached power cableRemote controls TM2360E and TM1240A (UK), power cable, user manual

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