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LG C5 OLED TV vs Samsung S90F OLED TV

Both are 4K OLEDs with 144Hz panels and four HDMI 2.1 ports, so gaming and movie nights are strong on either. The LG C5 runs webOS with Dolby Vision and Dolby Atmos, and owners praise its crisp, bright picture and built-in sound, though some hit software bugs, forced ads and a jumpy remote cursor. The Samsung S90F runs Tizen, adds HDR10+ and a 40W 2.1 speaker system, and reviewers call its colors vivid and its input lag very low, but it lacks Dolby Vision and its panel coating draws complaints. Pick the C5 for Dolby Vision content and the smoother smart-TV reputation; pick the S90F for punchier color and sound out of the box.

  • Choose the LG C5 if you watch a lot of Dolby Vision movies and shows and want a well-rounded OLED with strong built-in sound and broad gaming support.
  • Choose the Samsung S90F if you want vivid, saturated color, a brighter HDR peak and a 40W 2.1 speaker system without adding a soundbar.

Prices

  • LG C5 OLED TV: $1,299.95 at Amazon (last seen Nov 9)
  • Samsung S90F OLED TV: $1,377.26 at Fireowls Corporation (last seen Nov 9)
  • Difference: the LG C5 OLED TV is $77.31 cheaper than the Samsung S90F OLED TV at the latest prices (Nov 9)
LG
LG C5

LG C5 OLED TV

LG C5

4.8(18,000 ratings)
$1,299.95at AmazonChecked 20 h ago
See all prices and details
Visit Amazon

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

Pros
  • Dolby Vision and Dolby Atmos for movie nights
  • Crisp, vivid picture with perfect blacks, per owners
  • Built-in sound good enough that many skip a soundbar
  • Four HDMI 2.1 ports, G-Sync and FreeSync Premium for gaming
  • webOS with over 300 free channels and up to 5 years of updates
Cons
  • Not as bright or colorful as some competing OLEDs
  • Owners report software bugs, sound dropouts and app crashes
  • Forced ads and data collection
  • Remote cursor can jump when pressing OK
  • Stand does not swivel
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
  • Vivid, saturated color and strong contrast, per reviewers
  • Higher measured HDR brightness than the C5
  • 40W 2.1 speakers with amplify mode
  • Very low input lag and fast motion for gamers
  • Four HDMI 2.1 ports and 144Hz
Cons
  • No Dolby Vision
  • Panel coating draws complaints from owners
  • Game mode needed a USB update to restore for some buyers
  • No ATSC 3.0 tuner

What separates them

LG C5 OLED TVSamsung S90F OLED TV
HDR formatsDolby Vision, HDR10 and HLGHDR10, HDR10+ and HLG, no Dolby Vision
Smart TV platformwebOS 25 with over 300 free LG Channels and up to 5 years of updatesTizen OS with the major streaming apps
AudioDolby Atmos support; owners say it does not need a soundbar40W 2.1-channel speakers with amplify mode
Gaming featuresNative 120Hz, VRR up to 144Hz, G-Sync, FreeSync Premium, 0.1ms response144Hz panel, four HDMI 2.1 ports, very low input lag
BrightnessBrightness Booster; reviewers note it is not as bright as some rival OLEDsAbout 1,162 nits peak HDR brightness in testing
Panel coating and glareAnti-glare finishOwners call the panel coating awful; no glare-free coating like the step-up model
Software stabilitySome owners report bugs, sound dropouts, ARC disconnects and forced adsGame mode needed a USB update to restore for some buyers
StandFixed stand, not a swivel pedestal; some buyers plan a separate standStandard fixed stand

Price history

$1,499.99$781.60
Oct 27Nov 10
  • LG C5 OLED TV: lowest $781.60 on Nov 2 at Walmart; $851.97 on Nov 10.
  • Samsung S90F OLED TV: lowest $1,377.26 on Nov 9 at Fireowls Corporation; $1,497.99 on Nov 10.

Prices at every store

LG C5 OLED TV

  • MercariPre-owned

    In stock

    $640.00Free shippingChecked Nov 9
    Visit Mercari
  • AmazonNew

    Availability unknown

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

    $1,299.95Free shippingChecked 20 h ago
    Visit Amazon
  • acostaandsons.comNew

    Availability unknown

    $1,499.96Checked Nov 7
    Visit acostaandsons.com
  • Deranleau'sNew

    Availability unknown

    $1,499.99Checked Nov 7
    Visit Deranleau's

Also available at

  • Best BuyCheck price at Best Buy
  • WalmartCheck price at Walmart
  • ShopCheck price at Shop
All 4 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 11 h ago
    Visit Amazon
  • Schaefer'sNew

    Out of stock

    $1,699.99+ $109.00 shippingChecked 11 h ago
    Visit Schaefer's
All 5 stores and price history →

Specs compared

SpecLG C5 OLED TVSamsung S90F OLED TV
Display TypeOLEDOLED
Resolution4K3,840 x 2,160p
HDTV Format4K UHD4K
Refresh Rate144Hz144Hz
HDMI Ports44x HDMI 2.1
colorBlackBlack, Titan Black
High DefinitionYesYes
Screen FormFlatFlat
Assistant SupportGoogle Assistant, Amazon AlexaGoogle Assistant, Amazon Alexa
HDRYesYes
ConnectivityBluetooth, Wi-Fi, IrDA, HDMIBluetooth, Wi-Fi, RF, USB, HDMI, Ethernet, Opti…
Supported Streaming ServicesNetflix, Prime Video, YouTube, HBO, Disney+Netflix, Disney+
Show all 40 specsShow fewer specs
SpecLG C5 OLED TVSamsung S90F OLED TV
ProcessorAI ProcessorNQ4 AI Gen3 processor
Network FunctionalitySmart TV, Streaming—
Supported Resolutions4K—
Backlight TechnologyOLED—
Display HighlightsHDR—
Anti-GlareYes—
Max Resolution V-SyncVRR—
Display Aspect Ratio16:9—
Dynamic Contrast RatioInfinite contrast—
Image Contrast Ratio

What reviewers say

LG C5 OLED TV

  • 4.8 / 518,000 ratings

With 4.8 out of 5 from about 18,000 ratings, owners are largely enthusiastic about the C5's picture and gaming features. They praise crisp, vivid images with deep blacks, even pixels and easy setup. The main complaints are value for money, banding in dark scenes and the fixed stand.

What people mention
  • Picture qualityPraisedOwners praise the crisp, vivid picture, rich color and perfect blacks, especially for dark-room movies.
  • BrightnessMixedMany say the high brightness makes the picture pop, but some find it less bright or colorful than competing OLEDs in well-lit rooms.
  • GamingPraisedGamers like the 144Hz VRR, low response time and four HDMI 2.1 ports.
  • ReflectionsMixedThe anti-glare coating helps, but owners still notice reflections in daylight.

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
  • Best OLED TVs - Product Finder | Tom's Guide - CategoriesSearch
  • 65-inch LG C5 OLED TV is now cheaper than entry-level B5 OLED at less than $1,000 - Deal | 65-inch LG C5 OLED TV is now cheaper than entry-l
  • Best 75-Inch (and up) TVs
  • The Best 75-Inch (and Up) TVs for 2026
  • The best Prime Day deals on LG, Samsung, and more 4K TVs
  • The Best 65-Inch TVs for 2026

Questions and answers

Which is better for gaming, the LG C5 or the Samsung S90F?
Both are close. Each has a 144Hz panel and four HDMI 2.1 ports. The C5 adds G-Sync and FreeSync Premium certification, while reviewers say the S90F has almost no input lag. Pick by which console or PC you use.
Does the Samsung S90F support Dolby Vision?
No. It supports HDR10, HDR10+ and HLG. The LG C5 supports Dolby Vision, so it is the better pick if your streaming library leans on Dolby Vision titles.
Which has better sound without a soundbar?
The S90F has a 40W 2.1-channel system and reviewers praise its amplify mode. C5 owners also say it does not need a soundbar, but the Samsung has the edge on paper.
Is the LG C5 bright enough for a bright room?
It uses Brightness Booster and has an anti-glare finish, but reviewers note it is not as bright as some rival OLEDs. The S90F measures brighter in HDR, so it copes better with daylight.
Which lasts longer?
Both are OLEDs with similar panel life expectations. The C5 promises up to 5 years of webOS updates, which helps it stay current longer. Neither has a clear durability advantage from owner reports.
Is the S90F worth stepping up to over the C5?
Only if you want more brightness, punchier color and stronger built-in sound and do not need Dolby Vision. If Dolby Vision and webOS matter to you, the C5 is the safer choice.

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Near-infinite
—
Viewing AngleWide—
Menu LanguageSpanish, English, French—
Color TemperatureYes—
Smart TVYes—
Internet Streaming ServicesNetflix, Disney+—
Network ConnectivityEthernet—
Video InterfaceHDMI—
PC InterfaceHDMI—
CEC EnabledYes—
Expansion SlotsCommon Interface (CI) slot—
Width73.8 in wide—
Screen Size77 inches—
Depth1.9 in deep—
Display size options42in, 48in, 55in, 65in, 77in, 83in—
Screen technology4K W-OLED—
HDR formatsDolby Vision IQ, HDR10, HLG—
Gaming features144Hz, ALLM, FreeSync, G-Sync—
Operating systemWebOS—
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
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