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LG OLED evo C6 55" 4K Smart TV vs Samsung S90H OLED 4K Smart TV

These are different sizes, so the first decision is the screen you need. The LG C6 is a 55-inch OLED evo with the α11 Gen3 processor, four full HDMI 2.1 ports and a 2.2-channel 40W speaker system, and it is the stronger pick for a main living-room TV and serious gaming. The Samsung S90H is a 42-inch OLED with a Glare Free coating, a lighter build and a 4.8 rating from 1,400 owners, and it suits a bedroom, desk or smaller bright room. On picture both deliver true OLED blacks; the LG has the edge on sound and gaming features, the Samsung on glare handling and size flexibility.

  • Choose the LG C6 if you want a 55-inch OLED for movies and console gaming with four HDMI 2.1 ports, 165Hz VRR and strong built-in sound.
  • Choose the Samsung S90H if you need a smaller 42-inch OLED for a bright room where reflections are a problem.

Prices

  • LG OLED evo C6 55" 4K Smart TV: $999.99 at Lowe's (last seen Nov 2)
  • Samsung S90H OLED 4K Smart TV: $999.99 at Schaefer's (last seen Nov 9)
  • Difference: both cost the same at the latest prices (Nov 2 and Nov 9)
LG
LG 55" OLED55C6PUA 4K Smart TV 2026

LG OLED evo C6 55" 4K Smart TV

LG 55" OLED55C6PUA 4K Smart TV 2026

5(1 rating)
$999.99at Lowe'sChecked Nov 2
See all prices and details
Visit Lowe's
Pros
  • True OLED blacks with Brightness Booster for brighter highlights
  • Four HDMI 2.1 ports at 4K 120Hz with eARC, VRR and ALLM
  • 165Hz VRR and 0.1ms response for fast gaming
  • 2.2-channel 40W sound with Dolby Atmos
  • webOS 2026 with Gemini, Copilot and 400+ free channels
Cons
  • Glossy panel reflects windows and lamps
  • Wi-Fi 5 only, no Wi-Fi 6
  • Heavier and needs a wider stand or wall mount
  • 55 inches may be too large for small rooms
Samsung
Samsung S90H 4K OLED Vision AI Smart TV

Samsung S90H OLED 4K Smart TV

Samsung S90H 4K OLED Vision AI Smart TV

4.8(1,400 ratings)
$999.99at Schaefer'sChecked 21 h ago
See all prices and details
Visit Schaefer's
Pros
  • Glare Free coating cuts reflections in bright rooms
  • 42-inch size fits bedrooms, desks and small spaces
  • Light at 18.3 lb, easy to move or wall mount
  • 4.8 out of 5 from 1,400 ratings
  • FreeSync Premium Pro and 165Hz motion for gaming
Cons
  • Smaller screen limits cinematic impact
  • No AirPlay listed
  • Basic speaker system without a dedicated woofer
  • Fewer smart-assistant integrations than the LG

What separates them

LG OLED evo C6 55" 4K Smart TVSamsung S90H OLED 4K Smart TV
Screen size55 inches42 inches
Panel and glareOLED evo with Brightness Booster; glossy finishOLED with Glare Free coating
Processorα11 AI Processor 4K Gen3NQ4 AI Gen3 with 128 neural networks
Gaming120Hz native, VRR to 165Hz, 0.1ms, G-Sync and FreeSync Premium, four HDMI 2.1 portsMotion Xcelerator 165Hz, G-Sync and FreeSync Premium Pro
Audio2.2 channel, 40W, Dolby Atmos, AI Sound ProDolby Atmos with Object Tracking Sound Lite
Smart platformwebOS 2026 with Gemini and Copilot, 400+ free channelsTizen with Vision AI features
WirelessWi-Fi 5, Bluetooth 5.3, AirPlay and Google CastWi-Fi and Bluetooth, no AirPlay listed
Weight36.6 lb without stand18.3 lb

Price history

$999.99$849.00
Oct 28Nov 10
  • LG OLED evo C6 55" 4K Smart TV: lowest $999.99 on Nov 2 at BrandsMart USA.
  • Samsung S90H OLED 4K Smart TV: lowest $849.00 on Nov 4; $897.99 on Nov 10.

Prices at every store

LG OLED evo C6 55" 4K Smart TV

  • Lowe'sNew

    Availability unknown

    $999.99Checked Nov 2
    Visit Lowe's
  • The Home DepotNew

    Availability unknown

    $999.99Checked Nov 2
    Visit The Home Depot
  • Best BuyNew

    Availability unknown

    $999.99Checked Nov 2
    Visit Best Buy
  • WalmartNew

    Availability unknown

    $1,698.00Checked Nov 2
    Visit Walmart

Also available at

  • ListenUpCheck price at ListenUp
  • AmazonCheck price at Amazon
  • BrandsMart USACheck price at BrandsMart USA
All 4 stores and price history →

Samsung S90H OLED 4K Smart TV

  • Schaefer'sNew

    Availability unknown

    $999.99Checked 21 h ago
    Visit Schaefer's

Also available at

  • Abt ElectronicsCheck price at Abt Electronics
  • AmazonCheck price at Amazon
  • Best BuyCheck price at Best Buy
Prices and history →

Specs compared

SpecLG OLED evo C6 55" 4K Smart TVSamsung S90H OLED 4K Smart TV
Display type4K OLEDOLED
Screen size55 in42 inches
Refresh rate120Hz Native (VRR 165Hz)120 Hz
Resolution3840 x 21603840 x 2160
High DefinitionYesYes
HDTV Format4K4K
ColorBlackBlack
Screen FormFlatFlat
Assistant SupportGoogle Assistant, Amazon Alexa, SiriGoogle Assistant, Amazon Alexa
HDRYesYes
ConnectivityBluetooth, Wi-Fi, RF, USB, HDMI, Ethernet, Opti…Bluetooth, Wi-Fi, USB, HDMI, Ethernet, Optical …
Supported Streaming ServicesNetflix, Prime Video, YouTube, HBO, Disney+Netflix, YouTube, Disney+
Show all 29 specsShow fewer specs
SpecLG OLED evo C6 55" 4K Smart TVSamsung S90H OLED 4K Smart TV
Width48.1 in wide36.8 in wide
Depth1.8 in deep1.6 in deep
Weight36.6 lb, 45 lb, 47 lb18.3 lb
HDMI Ports4 HDMI ports4 HDMI ports
Display resolution4K Ultra HD (3,840 x 2,160)—
Picture processorα11 AI Processor 4K Gen3—
HDR supportDolby Vision / HDR10 / HLG—
Audio output40W—
Speaker system2.2 channel—
HDMI inputs

What reviewers say

LG OLED evo C6 55" 4K Smart TV

Owners of recent LG C-series OLEDs praise the deep blacks, wide viewing angles and low input lag, and call the C line the value pick among OLEDs. Common complaints center on average built-in sound and the need to baby the panel against static content.

What people mention
  • Picture qualityPraisedOwners say OLED blacks and contrast beat any LCD they have owned.
  • GamingPraisedLow lag and four HDMI 2.1 ports make it a favorite for PS5 and Xbox owners.
  • SoundCriticisedReviewers say the 40W speakers lack bass and most buyers add a soundbar.
  • BrightnessMixedBrightness Booster helps, but the panel still dims next to bright Mini-LED sets in sunlit rooms.

Samsung S90H OLED 4K Smart TV

  • 4.8 / 51,400 ratings

Owners rate the S90H highly, at 4.8 out of 5 from 1,400 ratings. Praise centers on picture quality and the glare reduction, while complaints focus on brightness in very bright rooms and the price gap to cheaper OLEDs.

What people mention
  • Picture qualityPraisedOwners describe deep blacks, strong contrast and rich color as the main reason to buy.
  • GlarePraisedThe Glare Free coating is repeatedly credited with cutting reflections from windows and lamps.
  • BrightnessMixedViewers say it is bright enough for most rooms but dimmer than top LCDs in direct sun.
Reviews
  • Best OLED TVs - Product Finder | Tom's Guide - CategoriesSearch

Questions and answers

Which is better for gaming?
The LG C6. It has four HDMI 2.1 ports, 120Hz native with VRR to 165Hz, 0.1ms response and both G-Sync and FreeSync Premium. The Samsung matches the 165Hz motion and adds FreeSync Premium Pro, but the LG's port count and lower latency give it the edge for consoles and PC.
Which handles a bright room better?
The Samsung S90H. Its Glare Free coating reduces reflections from windows and overhead lights, which matters in a living room without blinds. The LG uses a glossy OLED evo panel with Brightness Booster; it is bright, but reflections show more.
Is the LG worth stepping up to over the Samsung?
If you want a 55-inch main TV, yes. The LG adds a larger screen, four HDMI 2.1 ports, a 40W 2.2-channel speaker system and AirPlay. The Samsung is the better fit if 42 inches suits your room and glare is your main concern.
Which lasts longer?
Both use OLED panels with similar lifespans for normal viewing. The LG includes OLED Care features to reduce burn-in risk, and the Samsung has energy-saving and pixel-shift protections. Neither has a clear durability advantage; avoid static logos at high brightness on either.
Do both support Dolby Vision?
No. The LG C6 supports Dolby Vision, HDR10 and HLG. The Samsung supports HDR10+ and OLED HDR+ but not Dolby Vision, so Dolby Vision content plays in HDR10 on the Samsung.
Which has better sound without a soundbar?
The LG C6. Its 2.2-channel 40W system with Dolby Atmos and AI Sound Pro produces more bass and width than the Samsung's Object Tracking Sound Lite, which has no dedicated woofer.

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4ea (supports 4K 120Hz, eARC, VRR, ALLM, QMS, Q…
—
USB inputs2ea (v 2.0)—
BluetoothYes (v 5.3)—
Wi-FiYes (Wi-Fi 5)—
Anti-Glare—Yes
CEC Enabled—Yes
With Energy Saving Mode—Yes
With V-Chip—Yes
  • GamingPraisedThe 120 Hz panel, VRR and low latency are called out as smooth for consoles.