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LG C6 OLED evo 4K TV vs Samsung S90F OLED TV

Both are 65-inch 4K OLEDs with four HDMI 2.1 ports, so the picture and gaming basics are close. The LG C6 pulls ahead for movie fans and mixed console/PC setups: Dolby Vision, Dolby Atmos, G-Sync and FreeSync Premium, and a 165Hz panel. The Samsung S90F counters with higher measured HDR brightness (about 1,162 nits at 10%) and a 2.1-channel 40W speaker system, and reviewers consistently praise its color and low input lag. Owners of both report strong contrast and easy setup; S90F complaints center on its panel coating and a Game mode that needed a USB update to restore.

  • Choose the LG C6 if you watch Dolby Vision movies, game on a PC with G-Sync, or want the widest format and VRR support in one set.
  • Choose the Samsung S90F if you want a brighter HDR picture in a bright room and stronger built-in sound without adding a soundbar.

Prices

  • LG C6 OLED evo 4K TV: $1,199.00 at Greentoe (checked today)
  • Samsung S90F OLED TV: $1,377.26 at Fireowls Corporation (last seen Nov 9)
  • Difference: the LG C6 OLED evo 4K TV is $178.26 cheaper than the Samsung S90F OLED TV at the latest prices (Nov 9 and Nov 10)
LG
LG 65 inch OLED evo AI C6 4K Smart webOS TV (2026)

LG C6 OLED evo 4K TV

LG 65 inch OLED evo AI C6 4K Smart webOS TV (2026)

4.8(166 ratings)
$1,199.00at GreentoeChecked 5 h ago
See all prices and details
Visit Greentoe
Pros
  • Dolby Vision and Dolby Atmos cover the widest range of streaming and disc content
  • G-Sync and FreeSync Premium suit both Nvidia and AMD gaming PCs
  • 165Hz panel is the fastest refresh in this pair
  • Four HDMI 2.1 ports handle a console, PC and soundbar at once
  • Rated 4.8 out of 5 across 166 ratings
Cons
  • No published brightness figure, so bright-room performance is harder to judge on paper
  • Speaker output not listed; a soundbar is likely needed for big rooms
  • webOS carries more promoted content on the home screen than some rivals
Samsung
Samsung 65-Inch OLED S90F

Samsung S90F OLED TV

Samsung 65-Inch OLED S90F

$1,377.26at Fireowls CorporationChecked Nov 9
See all prices and details
Visit Fireowls Corporation
Pros
  • About 1,162 nits in HDR gives punchy highlights in a lit room
  • 40W 2.1-channel sound with Amplify mode reduces the need for a soundbar
  • Reviewers repeatedly praise color vibrancy, contrast and low input lag
  • HDR10+ support covers Amazon Prime Video and other HDR10+ sources
  • Rated 4.6 out of 5 across roughly 2,700 ratings
Cons
  • No Dolby Vision, so Dolby Vision discs and streams fall back to HDR10
  • No G-Sync or FreeSync certification listed
  • Panel coating drew sharp criticism from some owners
  • Some units shipped with Game mode missing until a USB update

What separates them

LG C6 OLED evo 4K TVSamsung S90F OLED TV
HDR formatsDolby Vision, HDR10 and HLGHDR10, HDR10+ and HLG; no Dolby Vision
Refresh rateUp to 165Hz144Hz
Measured HDR brightnessBrightness Booster, no published nits figureAbout 1,162 nits at 10% window
Variable refresh rateNvidia G-Sync and AMD FreeSync PremiumHDMI 2.1 VRR, no G-Sync or FreeSync certification listed
Built-in audioDolby Atmos, speaker power not listed40W 2.1-channel with Amplify mode
Smart platformwebOS 26 with Google Gemini and Microsoft Copilot voice featuresTizen OS with Google Assistant and Alexa
Anti-glare coatingNot specifiedStandard coating; reviewers call it the weak point versus the glare-free step-up model
Owner-reported issuesNo recurring fault reported in the ratings shownSome owners needed a USB update to restore Game mode

Price history

$1,497.99$949.99
Oct 30Nov 11
  • LG C6 OLED evo 4K TV: lowest $949.99 on Nov 2 at Home Depot; $1,199.00 on Nov 10.
  • Samsung S90F OLED TV: lowest $1,377.26 on Nov 9 at Fireowls Corporation; $1,497.99 on Nov 11.

Prices at every store

LG C6 OLED evo 4K TV

  • GreentoeNew

    In stock

    $1,199.00Free shippingChecked 5 h ago
    Visit Greentoe
  • WalmartNew

    In stock

    $1,399.99Free shippingChecked 5 h ago
    Visit Walmart
  • B&H Photo-Video-AudioNew

    In stock

    $1,399.99Free shippingChecked 5 h ago
    Visit B&H Photo-Video-Audio
  • Best BuyNew

    Availability unknown

    $1,399.99Free shippingChecked 5 h ago
    Visit Best Buy

Also available at

  • Beach CameraCheck price at Beach Camera
  • electronicsexpo.comCheck price at electronicsexpo.com
  • Audio Visual ElectronicsCheck price at Audio Visual Electronics
All 21 stores and price history →

Samsung S90F OLED TV

  • Fireowls CorporationNew

    In stock

    $1,377.26Free shippingChecked Nov 9
    Visit Fireowls Corporation
  • WalmartNew

    In stockSold by Video & Audio Center

    $1,497.99Free shippingChecked Nov 9
    Visit Walmart
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $1,497.99Free shippingChecked 1 min ago
    Visit Amazon
  • Schaefer'sNew

    Out of stock

    $1,699.99+ $109.00 shippingChecked 12 h ago
    Visit Schaefer's
All 5 stores and price history →

Specs compared

SpecLG C6 OLED evo 4K TVSamsung S90F OLED TV
Display typeOLEDOLED
Refresh rateUp to 165Hz144Hz
HDRDolby VisionYes
Resolution3,840 x 2,160p3,840 x 2,160p
Smart TV softwarewebOS 26Tizen OS
Processora11 AI Processor 4K Gen3NQ4 AI Gen3 processor
High DefinitionYesYes
HDTV Format4K4K
ConnectivityBluetooth, Wi-FiBluetooth, Wi-Fi, RF, USB, HDMI, Ethernet, Opti…
Weight35.1 lb35.3 lb, 49.6 lb, 76.7 lb, 82.9 lb
ColorBlackBlack, Titan Black
Screen FormFlatFlat
Show all 40 specsShow fewer specs
SpecLG C6 OLED evo 4K TVSamsung S90F OLED TV
Assistant SupportSiriGoogle Assistant, Amazon Alexa
Supported Streaming ServicesNetflix, Prime Video, YouTube, HBO, Disney+Netflix, Disney+
HDMI Ports4 HDMI ports4x HDMI 2.1
ATSC 3.0 supportNoNo
HDR SupportYes: HDR10/Dolby Vision/Hybrid Log GammaHDR10, HDR10+, HLG
Display size42 to 83 inches—
AudioDolby Atmos—
VRR supportNvidia G-Sync, AMD FreeSync Premium—
Voice controlsAlexa, Apple Homekit, Hey Google—

What reviewers say

LG C6 OLED evo 4K TV

  • 4.8 / 5166 ratings

Owners rate the C6 highly at 4.8 out of 5 from 166 ratings, praising its picture and gaming features. Some note brightness limits and the need for a soundbar.

What people mention
  • Picture qualityPraisedOwners say blacks are deep and colors look rich.
  • BrightnessMixedBrightness Booster helps, but some find it dimmer than expected in sunny rooms.
  • GamingPraisedLow response time and VRR are called smooth for consoles and PC.
  • SoundCriticisedBuilt-in speakers are described as thin, pushing buyers to add a soundbar.

Samsung S90F OLED TV

  • 4.6 / 5Google Shopping · 2,700 ratings

Reviewers and owners consistently praise the S90F's picture: vivid color, deep contrast and brightness that impresses people coming from LED sets. Gamers like the fast motion and low input lag, and setup is called quick. Complaints center on the reflective panel coating and a Game mode that needed a USB update to restore.

What people mention
  • Picture qualityPraisedOwners and reviewers call the color vivid and the contrast deep, especially against older LED TVs.
  • GamingMixedLow input lag and fast motion are praised, but some units needed a USB update to restore Game mode.
  • Panel coatingCriticised
Reviews
  • These Are the Best 65-Inch TVs I’ve Tested for 2026 - CNET
  • Amazon's Final Prime Day Slashed Prices on TVs From LG, Sony and More Big Brands - CNET
  • Black Friday TV deals are still available on sets from Samsung, LG, Sony and more at all-time-low prices - Engadget - Black Friday TV deals

Questions and answers

Which is better for movies?
The LG C6, because it supports Dolby Vision and Dolby Atmos, which most premium streaming and 4K discs use. The S90F still looks excellent, but Dolby Vision titles play in HDR10 instead.
Which is better for gaming?
The C6 has the edge on paper with a 165Hz panel plus G-Sync and FreeSync Premium. The S90F is close at 144Hz with low input lag that reviewers praise, so console players will be happy with either.
Which is brighter?
The S90F, based on published measurements of about 1,162 nits in HDR. LG does not publish a nits figure for the C6, so the Samsung is the safer pick for a sunny room.
Is the step up to either worth it?
Only if you need a specific feature. Step up within LG if you want the glare-free coating, or within Samsung if reflections bother you; the base C6 and S90F already cover most buyers.
Which has better built-in sound?
The S90F, with a 40W 2.1-channel system and Amplify mode that owners rate well. The C6 supports Dolby Atmos but its speaker power is not listed, so plan on a soundbar.
Which lasts longer?
Neither brand publishes a lifespan figure, and both use OLED panels subject to the same burn-in risk. Vary content and enable screen-shift and logo-dimming settings on either set.

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Buying guides that pick them

  • Best OLED TVs under $1,500
  • Best OLED TVs under $1500
  • Best 65-inch TVs
  • Best 65-inch 4K smart TVs
  • Best 4K TVs
Ports4x HDMI 2.1—
Screen Size55 inches—
Viewing Angle178° viewing angle—
Width48.1 in wide—
Depth1.8 in deep—
Screen Size Class65 inches—
High Dynamic Range (HDR)true—
High Dynamic Range FormatDolby Vision, HDR 10, Hybrid Log-Gamma (HLG)—
OLED TechnologyOLED EVO—
Motion Enhancement TechnologyOLED Motion—
Smart PlatformwebOS—
Featured Streaming ServicesNetflix, HBO Max, Disney+, YouTube, Prime Video…—
Number of HDMI Inputs (Total)4—
TV Tuner TypeATSC, Clear QAM—
Works WithGoogle Home, Apple Home—
Voice Assistant Built-inOther—
BrandLG—
Model NumberOLED65C6PUA—
SeriesOLED evo - C6 series—
The glossy finish reflects room light, and at least one owner called the coating awful.
  • BrightnessPraisedHDR highlights are bright enough that upgraders notice the jump from LED sets.
  • A reviewer's verdict
    • CNET

      The Samsung S90F boasts excellent image quality and fast motion for gamers, but it is expensive and lacks the step-up model's glare-free coating.

      Read the review
    Best OLED TVs under $1,500 for living rooms
  • Best 65-inch OLED 4K smart TVs
  • Best OLED TVs under $1500 for living rooms