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LG C2 42" OLED TV vs Samsung S90F 42" OLED TV

Both are 42-inch 4K OLEDs with 120 Hz panels and four HDMI 2.1 ports, so the picture fundamentals are close. The LG C2 is the safer pick for movie fans because it supports Dolby Vision, which the Samsung S90F lacks, and its webOS is simple to learn. The Samsung S90F is the newer set, adds HDR10+ and a 144 Hz motion mode, and runs Tizen with Alexa and Google Assistant built in. Owners of the C2 praise its contrast and gaming features; the S90F is too new for a long track record, so the LG has the proven reliability edge.

  • Choose the LG C2 if you watch a lot of Dolby Vision movies and shows and want a gaming TV with G-Sync, FreeSync Premium and a long, well-documented owner record.
  • Choose the Samsung S90F if you want the newest 42-inch OLED, HDR10+ support, a 144 Hz motion mode and built-in Alexa and Google Assistant.

Prices

  • LG C2 42" OLED TV: $762.15 at Walmart (checked today)
  • Samsung S90F 42" OLED TV: $799.99 at Bstock (last seen Nov 9)
  • Difference: the LG C2 42" OLED TV is $37.84 cheaper than the Samsung S90F 42" OLED TV at the latest prices (Nov 9 and Nov 14)
LG
LG 42" Class 4K UHD OLED webOS Smart TV with Dolby Vision C2 Series

LG C2 42" OLED TV

LG 42" Class 4K UHD OLED webOS Smart TV with Dolby Vision C2 Series

4.7(2,148 ratings)
$762.15at WalmartChecked 3 h ago
See all prices and details
Visit Walmart
Pros
  • Dolby Vision and Dolby Atmos for movie night
  • Four HDMI 2.1 ports at 120 Hz with G-Sync and FreeSync Premium
  • Infinite contrast from self-lit OLED pixels
  • Proven owner satisfaction over several years
  • Filmmaker Mode and Dolby Vision IQ
Cons
  • No HDR10+ support
  • 42-inch C2 is not an OLED evo panel, so it is dimmer than larger C2 sizes
  • webOS has fewer built-in assistant options than Tizen
  • Glossy screen can reflect lamps in bright rooms
Samsung
Samsung S90F 42" OLED Smart TV (4K) (2025)

Samsung S90F 42" OLED TV

Samsung S90F 42" OLED Smart TV (4K) (2025)

$799.99at BstockChecked Nov 9
See all prices and details
Visit Bstock
Pros
  • Newest 42-inch OLED panel for 2025
  • HDR10+ support for Samsung and Amazon content
  • Motion Xcelerator up to 144 Hz
  • Alexa and Google Assistant built in
  • LaserSlim design with four HDMI 2.1 ports
Cons
  • No Dolby Vision
  • Little owner history because it is a 2025 model
  • Tizen app selection differs from webOS
  • Dolby Atmos tuning is less established than LG's

What separates them

LG C2 42" OLED TVSamsung S90F 42" OLED TV
HDR formatsDolby Vision, HDR10 and HLGHDR10+, HDR10 and HLG, no Dolby Vision
Smart platformwebOS with the α9 Gen5 processorTizen with the NQ4 AI Gen3 processor
Voice assistantsLG ThinQ and basic voice controlAlexa and Google Assistant built in
Motion handling120 Hz panel with VRR, G-Sync and FreeSync Premium120 Hz panel with Motion Xcelerator up to 144 Hz
HDMI4 HDMI 2.1 inputs4 HDMI 2.1 inputs
DesignSilver bezel, composite-fiber body, 20.5 lbLaserSlim black design
Track recordThousands of owner ratings going back to 20222025 model with little owner history yet

Price history

$809.82$762.15
Nov 9Nov 14
  • LG C2 42" OLED TV: lowest $762.15 on Nov 13 at Walmart; $809.82 on Nov 14.

Prices at every store

LG C2 42" OLED TV

  • WalmartNew

    In stockSold by Brandsmart USAReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $762.15Free shippingChecked 3 h ago
    Visit Walmart
  • WalmartNew

    In stockSold by Seller

    $762.15Free shippingChecked Nov 12
    Visit Walmart
  • NeweggNew

    In stock

    $809.82Free shippingChecked 5 h ago
    Visit Newegg
  • Best BuyNew

    In stock

    $828.44Free shippingChecked 5 h ago
    Visit Best Buy

Store links may earn us a commission. Some prices via Klarna.

All 7 stores and price history →

Samsung S90F 42" OLED TV

  • BstockNew

    In stock

    $799.99Checked Nov 9
    Visit Bstock
Prices and history →

Specs compared

SpecLG C2 42" OLED TVSamsung S90F 42" OLED TV
colorSilverBlack
Resolution3840 x 21603840 x 2160
Refresh rate120 Hz120 Hz
HDR supportDolby Vision, HDR10, and HLGHDR10+, HDR10, HLG
Display TypeOLEDOLED
HDTV Format4K UHD4K
HDMI Ports44x HDMI 2.1
HDRYesYes
Screen size42 in.—
Panel typeOLED—
Operating systemwebOS—
HDMI inputs4 HDMI 2.1 inputs—
Show all 40 specsShow fewer specs
SpecLG C2 42" OLED TVSamsung S90F 42" OLED TV
Wi-Fi802.11ac—
Processorα9 Gen5 AI Processor 4K—
Product height21.3—
Product width36.7—
Product weight20.5—
Network FunctionalitySmart TV—
Supported Resolutions4K—
Backlight TechnologyOLED—
Display HighlightsHDR—
Anti-Glare

What reviewers say

LG C2 42" OLED TV

  • 4.7 / 52,148 ratings

Owners and reviewers consistently praise the C2's contrast, color and gaming features, and many use the 42-inch model as a desktop monitor. Criticism centers on brightness in bright rooms and on OLED burn-in worries with static content.

What people mention
  • Picture qualityPraisedOwners say the perfect blacks and rich color make dark-room movies look better than any LED TV they have owned.
  • BrightnessCriticisedReviewers note the 42-inch model is dimmer than larger C2 sizes and struggles against strong daylight or reflections.
  • GamingPraisedPlayers praise the four HDMI 2.1 ports, 120 Hz refresh and VRR support for smooth console and PC play.
  • Burn-inMixedSome owners worry about static logos and HUDs leaving marks, though most report no problems with varied viewing.

Samsung S90F 42" OLED TV

Owners of Samsung's S90F series praise the OLED contrast, the fast panel and the four HDMI 2.1 ports for gaming. Complaints center on the lack of Dolby Vision and on sound quality from the built-in speakers.

What people mention
  • Picture qualityPraisedOwners say the OLED panel delivers deep blacks and vivid color.
  • GamingPraisedReviewers highlight the 120 Hz panel, low lag and four HDMI 2.1 ports.
  • HDR formatsCriticisedBuyers note there is no Dolby Vision, only HDR10+ and HDR10.
  • SoundCriticisedOwners find the built-in speakers weak for Dolby Atmos content.

Questions and answers

Which is better for movies?
The LG C2, because it supports Dolby Vision, the format most streaming movies use. The Samsung S90F handles HDR10+ and HDR10 well but cannot play Dolby Vision.
Which is better for gaming?
They are close. Both have four HDMI 2.1 ports at 120 Hz with VRR. The LG adds G-Sync and FreeSync Premium certification; the Samsung lists Motion Xcelerator up to 144 Hz.
Does the Samsung S90F have Dolby Vision?
No. Samsung has not supported Dolby Vision on its TVs. It uses HDR10+ instead, which is common on Amazon Prime Video and Samsung content.
Which lasts longer?
OLED panels from both brands are rated for years of normal use, and neither has a clear durability advantage. The LG C2 has a longer owner track record, so its long-term behavior is better documented.
Is the S90F worth stepping up to over the C2?
Step up if you want the newest panel, HDR10+ and built-in Alexa or Google Assistant. Stay with the C2 if Dolby Vision and a proven record matter more to you.
Which has better sound?
Both use Dolby Atmos processing on built-in speakers, and neither replaces a soundbar. The LG C2's audio tuning is more widely reviewed, but a separate soundbar helps either set.

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Buying guides that pick them

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Yes (glossy finish, anti-reflective coating)
—
Display Aspect Ratio16:9—
Dynamic Contrast RatioInfinite contrast—
Image Contrast RatioInfinite contrast—
Viewing AngleWide Viewing Angle—
Viewing Angle (Vertical)178 degrees—
Menu Language37—
Smart TVYes—
Internet Streaming ServicesNetflix—
Network ConnectivityEthernet, Wi-Fi—
Video InterfaceHDMI—
PC InterfaceHDMI—
CEC EnabledYes (Simplink (HDMI CEC))—
Expansion SlotsCI+—
Dimensions1.8 inches (enclosure thickness)—
ConnectionsOptical S/PDIF, 1/8" Headphone Jack, HDMI, USB-…—
Height (without legs) (")21.3—
Height (including legs) (")22.7—
NFCNo—