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Deal.ai › Compare

LG C5 OLED evo 4K Smart TV vs LG C6 OLED evo 4K Smart TV 55-inch

The LG C5 is the safer pick. It is a 2025 OLED evo set with the Alpha 9 Gen8 processor, four HDMI 2.1 ports, Dolby Vision and Dolby Atmos, and a 4.8 rating from over 2,300 owners. The C6 is the newer generation with the same 55-inch 4K OLED panel and 120Hz refresh, but far less is documented about its processor, brightness and gaming features. Buy the C5 unless you specifically want the newest model year and can confirm the C6's specs before you commit.

  • Choose the LG C5 if you want a proven OLED with four HDMI 2.1 ports, 144Hz VRR for PC gaming, Dolby Vision and a long track record of owner reviews.
  • Choose the LG C6 if you want the newest LG OLED generation and its listed features already cover your needs.

Prices

  • LG C5 OLED evo 4K Smart TV: $939.95 at Amazon (checked today)
  • LG C6 OLED evo 4K Smart TV 55-inch: $949.00 at Greentoe (checked today)
  • Difference: the LG C5 OLED evo 4K Smart TV is $9.05 cheaper than the LG C6 OLED evo 4K Smart TV 55-inch today
LG
LG C5 OLED evo 4K Smart TV (2025)

LG C5 OLED evo 4K Smart TV

LG C5 OLED evo 4K Smart TV (2025)

4.8(2,339 ratings)
$939.95at AmazonChecked 1 h ago
See all prices and details
Visit Amazon

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

Pros
  • Confirmed Dolby Vision and Dolby Atmos
  • Four HDMI 2.1 ports with 144Hz VRR for PC gaming
  • Bright Room Ready panel with Glare Free coating
  • Strong owner rating across thousands of reviews
  • Alpha 9 Gen8 processor with AI upscaling
Cons
  • Setup menus are deep and take time to learn
  • Two people are recommended for setup
  • Peak brightness still trails the brightest LCDs in a sunlit room
LG
LG C6 OLED evo AI 4K Smart TV 55-inch

LG C6 OLED evo 4K Smart TV 55-inch

LG C6 OLED evo AI 4K Smart TV 55-inch

$949.00at GreentoeChecked 2 h ago
See all prices and details
Visit Greentoe
Pros
  • Newest LG OLED generation
  • 55-inch 4K OLED panel with 120Hz refresh
  • Four HDMI ports and the major streaming apps
  • Siri assistant support listed
Cons
  • Processor, brightness and HDR formats are not documented
  • Gaming features such as VRR and HDMI 2.1 are not confirmed
  • No owner rating data to judge reliability

What separates them

LG C5 OLED evo 4K Smart TVLG C6 OLED evo 4K Smart TV 55-inch
Generation and processor2025 C5 with the Alpha 9 Gen8 AI processor and AI upscalingNewer C6 generation; processor detail is not documented in the listing
Gaming features0.1ms response, 120Hz native, VRR up to 144Hz, G-Sync, FreeSync Premium, ALLM, four HDMI 2.1 ports120Hz refresh and four HDMI ports; VRR and HDMI 2.1 support not stated
HDR formatsDolby Vision, Dolby Atmos and FILMMAKER MODE confirmedHDR listed, but specific formats are not stated
Brightness and glareBrightness booster with UL-certified Glare Free coatingNot documented
Audio2.2 channel, 40W outputNot documented
Smart platform and voicewebOS 25 with the full app libraryStreaming apps listed; Siri assistant support noted
Owner feedback4.8 out of 5 from 2,339 ratingsNo rating data available
Mounting and size55.2-inch screen, 14.1 lb without stand, VESA 300 x 20055-inch screen, 53 inches wide

Price history

$1,399.99$939.95
Nov 2Nov 10
  • LG C5 OLED evo 4K Smart TV: lowest $939.95 on Nov 2 at Amazon; $939.95 on Nov 10.
  • LG C6 OLED evo 4K Smart TV 55-inch: lowest $949.00 on Nov 9 at Greentoe.

Prices at every store

LG C5 OLED evo 4K Smart TV

  • WalmartNew

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

    $999.99Free shippingChecked 1 h ago
    Visit Walmart
  • NeweggNew

    In stock

    $1,099.99Free shippingChecked 7 h ago
    Visit Newegg
  • neweggbusiness.comNew

    In stock

    $1,099.99Checked Nov 8
    Visit neweggbusiness.com
  • AmazonNew

    Availability unknown

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

    $939.95Free shippingChecked 1 h ago
    Visit Amazon

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

All 7 stores and price history →

LG C6 OLED evo 4K Smart TV 55-inch

  • GreentoeNew

    In stock

    $949.00Checked 2 h ago
    Visit Greentoe
  • WalmartNew

    In stockSold by Seller

    $999.99Checked 2 h ago
    Visit Walmart
  • Best BuyNew

    In stock

    $999.99Checked 2 h ago
    Visit Best Buy
  • Abt Electronics & AppliancesNew

    In stock

    $999.99Checked 2 h ago
    Visit Abt Electronics & Appliances

Also available at

  • BrandsMart USACheck price at BrandsMart USA
  • CrutchfieldCheck price at Crutchfield
  • TargetCheck price at Target
All 16 stores and price history →

Specs compared

SpecLG C5 OLED evo 4K Smart TVLG C6 OLED evo 4K Smart TV 55-inch
screen_size55 in55 inches
colorBlackBlack
Refresh Rate120Hz120 Hz
Display TypeOLEDOLED
Resolution3840 x 21603840 x 2160
High DefinitionYesYes
HDTV Format4K4K
Screen FormFlatFlat
HDMI Ports44 HDMI ports
HDRYesYes
Native Resolution3840x2160—
Response Time0.1ms—
Show all 40 specsShow fewer specs
SpecLG C5 OLED evo 4K Smart TVLG C6 OLED evo 4K Smart TV 55-inch
HDMI Input4ea (supports 4K 120Hz, eARC, VRR, ALLM, QMS (4…—
Bluetooth SupportYes (v 5.3)—
Audio Output40W—
Speaker System2.2 channel—
TV Weight without Stand14.1—
TV Dimensions without Stand (WxHxD)1222 x 703 x 45.1—
VESA Mounting (WxH)300 x 200—
Network FunctionalitySmart TV, Streaming—
Supported Resolutions4K—

What reviewers say

LG C5 OLED evo 4K Smart TV

  • 4.8 / 52,339 ratings

Buyers rate the C5 4.8 out of 5 from 2,339 ratings and praise its picture, blacks and app selection. Complaints center on a lengthy setup and the need for two people to assemble it.

What people mention
  • Picture qualityPraisedOwners call the image fantastic and say older movies feel new again.
  • Black levelsPraisedBuyers highlight the blackest blacks from the self-lit OLED panel.
  • SoundMixedThe built-in speakers are called decent for a TV, not a substitute for a soundbar.
  • SetupCriticisedSetup takes time because of the many picture and sound choices, and two people are recommended.

LG C6 OLED evo 4K Smart TV 55-inch

Owners of LG's OLED evo sets consistently praise the contrast, gaming features and wide viewing angles. Common complaints center on brightness in sunny rooms and worry about burn-in from static content.

What people mention
  • Picture contrastPraisedOwners say dark scenes and space footage look deep and detailed thanks to per-pixel dimming.
  • BrightnessMixedViewers find it bright enough for dim rooms but weaker than LCD rivals in daylight.
  • GamingPraisedPlayers report low lag and smooth motion at 120 Hz on consoles.
  • Burn-inCriticisedSome owners worry about static logos and HUDs leaving marks over long sessions.

Questions and answers

Which is better for gaming, the LG C5 or the C6?
The C5. It lists a 0.1ms response time, 120Hz native refresh, VRR up to 144Hz, G-Sync, FreeSync Premium and four HDMI 2.1 ports. The C6 lists 120Hz and four HDMI ports but does not confirm VRR or HDMI 2.1.
Is the C6 worth stepping up to over the C5?
Only if you want the newest model year. The C6's processor, brightness and HDR details are not documented, while the C5's are fully specified and backed by thousands of owner ratings.
Which has better picture quality?
Both use self-lit OLED panels with per-pixel contrast, so blacks are similar. The C5 adds a confirmed brightness booster, Glare Free coating and Dolby Vision, which the C6 listing does not spell out.
Which lasts longer?
Neither has a documented lifespan advantage. The C5 has a large base of owner reviews to judge from; the C6 is too new to have that record.
Do both support Dolby Vision and Dolby Atmos?
The C5 confirms both, plus FILMMAKER MODE. The C6 lists HDR but does not name the specific formats.
Which is easier to set up?
Both are standard TV setups. C5 owners say the menus offer many choices and recommend two people for mounting.

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Backlight Technology
OLED
—
Display HighlightsHDR—
Anti-GlareYes—
Max Resolution V-SyncVRR—
Display Aspect Ratio16:9—
Dynamic Contrast RatioInfinite contrast—
Image Contrast RatioNear-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—
Screen Resolution3840x2160 (4K Ultra HD)—
Release Year2025—