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Deal.ai › Compare

LG C6 65" OLED evo TV vs LG OLED42C5

The LG C6 is the better TV for most people: it is a 65-inch OLED evo with the newer Alpha 11 Gen3 processor, 40W 2.2-channel sound, four HDMI 2.1 ports and VRR up to 165Hz. The OLED42C5 is a 42-inch set with the older Alpha 9 Gen8 chip, 20W 2.0 sound and a 144Hz panel, so it suits smaller rooms and desk setups rather than a main living-room screen. Both use self-lit OLED panels with near-infinite contrast and sub-0.1ms response, so motion and black levels are strong on either. Owners of LG OLEDs consistently praise picture quality and gaming features; the main trade-offs are brightness in very bright rooms and the risk of static-image burn-in with heavy news or PC use.

  • Choose the LG C6 if you want a 65-inch OLED for a main room, with stronger sound, the newer processor and the brightest, most feature-complete gaming set of the two.
  • Choose the LG OLED42C5 if space is tight, you sit close, or you want a smaller OLED for a bedroom, office or console desk.

Prices

  • LG C6 65" OLED evo TV: $1,186.00 at Greentoe (last seen Nov 12)
  • LG OLED42C5: $813.68 at Newegg (last seen Nov 11)
  • Difference: the LG OLED42C5 is $372.32 cheaper than the LG C6 65" OLED evo TV at the latest prices (Nov 11 and Nov 12)
LG
LG 65" OLED EVO 4K AI SMART TV

LG C6 65" OLED evo TV

LG 65" OLED EVO 4K AI SMART TV

5(11 ratings)
$1,186.00at GreentoeChecked 21 h ago
See all prices and details
Visit Greentoe
Pros
  • 65-inch OLED evo panel with perfect blacks and wide viewing angles
  • Alpha 11 Gen3 processor with AI picture and sound tuning
  • 40W 2.2-channel sound with Dolby Atmos
  • Four HDMI 2.1 ports, FreeSync Premium, G-Sync and VRR to 165Hz
  • Dolby Vision, HDR10 and HLG support
Cons
  • Large footprint needs a wide stand or wall mount
  • OLED brightness still trails bright LED sets in sunlit rooms
  • Static logos and tickers can cause burn-in over long sessions
LG
LG OLED42C5

LG OLED42C5

$813.68at NeweggChecked Nov 11
See all prices and details
Visit Newegg

Store links may earn us a commission. Price via Klarna.

Pros
  • 42-inch OLED fits small rooms and desk setups
  • 144Hz panel with VRR and sub-0.1ms response suits gaming
  • Anti-glare coating helps in bright rooms
  • Dolby Vision, HDR10 and HLG support
  • Four HDMI inputs
Cons
  • Older Alpha 9 Gen8 processor
  • 20W 2.0-channel sound is thin without a soundbar
  • Smaller screen limits cinematic impact at a distance
  • HDMI 2.1 features not confirmed across all ports

What separates them

LG C6 65" OLED evo TVLG OLED42C5
Screen size65 inches42 inches
Picture processorAlpha 11 AI Processor 4K Gen3 with dual AI engineAlpha 9 AI Processor 4K Gen8
Refresh rate120Hz native, VRR up to 165Hz144Hz with VRR
Audio40W, 2.2 channel, Dolby Atmos20W, 2.0 channel
HDMI4x HDMI 2.14x HDMI (2.1 not specified)
Panel technologyOLED evo with Brightness BoosterOLED with anti-glare coating
Smart platformwebOS 26 with AI features, AirPlay and ChromecastSmart TV with streaming apps
FootprintAbout 48.1 in wide, 32.8 lb without standCompact 42-inch body, easier to place

Price history

$1,485.99$813.11
Oct 30Nov 13
  • LG C6 65" OLED evo TV: lowest $999.99 on Oct 31 at LG; $1,186.00 on Nov 13.
  • LG OLED42C5: lowest $813.11 on Nov 11.

Prices at every store

LG C6 65" OLED evo TV

  • GreentoeNew

    In stock

    $1,186.00Free shippingChecked 21 h ago
    Visit Greentoe
  • Best BuyNew

    In stock

    $1,399.99Free shippingChecked 21 h ago
    Visit Best Buy
  • WalmartNew

    In stock

    $1,399.99Free shippingChecked 21 h ago
    Visit Walmart
  • AmazonNew

    Availability unknown

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

    $1,339.99Free shippingChecked 21 h ago
    Visit Amazon

Also available at

  • SM ApplianceCheck price at SM Appliance
  • eBayCheck price at eBay
  • Audio Visual ElectronicsCheck price at Audio Visual Electronics

Store links may earn us a commission.

All 12 stores and price history →

LG OLED42C5

  • NeweggNew

    In stock

    $813.68Free shippingChecked Nov 11
    Visit Newegg

Store links may earn us a commission. Price via Klarna.

Prices and history →

Specs compared

SpecLG C6 65" OLED evo TVLG OLED42C5
Display type4K OLEDOLED
Display resolution4K Ultra HD (3,840 x 2,160)4K Ultra HD (3,840 x 2,160)
Refresh rate120Hz Native (VRR 165Hz)144Hz
Picture processorAlpha 11 AI Processor 4K Gen3 with Dual AI Engi…α9 AI Processor 4K Gen8
Response timeLess than 0.1msLess than 0.1ms
Audio output40W20W
Speaker system2.2 channel2.0 Channel
HDMI inputsHDMI 2.1 4ea4ea (supports 4K 120Hz, eARC, VRR, ALLM, QMS (4…
Resolution3840 x 21604K
HDTV Format4K4K UHD
HDMI Ports4 HDMI ports4
HDR SupportYes: HDR10/Dolby Vision/Hybrid Log GammaDolby Vision / HDR10 / HLG
Show all 40 specsShow fewer specs
SpecLG C6 65" OLED evo TVLG OLED42C5
Smart TVYes: webOS 26Yes
Screen size65 inch—
Bluetoothv 5.3—
Weight without stand16.6—
Weight with stand18.4—
High DefinitionYes—
ColorBlack—
Screen FormFlat—
Assistant SupportSiri—
ConnectivityBluetooth, Wi-Fi, USB, HDMI, Ethernet

What reviewers say

LG C6 65" OLED evo TV

  • 5 / 511 ratings

Ratings are very high, 5 out of 5 from 11 ratings, though the sample is small. Owners praise the picture and gaming features; the recurring caveats are brightness in bright rooms and built-in sound.

What people mention
  • Picture qualityPraisedOwners rate the contrast and color highly, calling the blacks perfect.
  • GamingPraised120Hz with VRR and G-Sync/FreeSync support is a draw for console and PC players.
  • BrightnessMixedBrightness Booster helps, but some find it dimmer than LED sets in a bright room.
  • SoundCriticisedThe 40W speakers are seen as weak for the size, pushing buyers toward a soundbar.

Questions and answers

Which is better for gaming?
The LG C6. It has four HDMI 2.1 ports, VRR up to 165Hz, FreeSync Premium and G-Sync, plus the newer processor. The C5 is still fast at 144Hz with sub-0.1ms response, but its HDMI 2.1 support is less clear.
Which is better for a bright living room?
The C6. Its OLED evo panel with Brightness Booster is designed to hold up better in bright rooms. The C5's anti-glare coating helps, but neither OLED matches a bright LED TV in direct sunlight.
Is the C6 worth stepping up to over the C5?
Yes for a main room. The C6 gives you a much larger screen, better sound, a newer processor and full HDMI 2.1. The C5 makes more sense when space or viewing distance is the limit.
Which lasts longer?
Both use OLED panels with similar longevity, and neither has a clear edge. Burn-in risk depends on content: static logos, tickers and desktop taskbars are the main concern on either set.
Do I need a soundbar with either?
The C6's 40W 2.2-channel system with Dolby Atmos is decent for everyday viewing. The C5's 20W 2.0 speakers are thin, so a soundbar helps more there.
Which is better for a bedroom or small apartment?
The OLED42C5. At 42 inches it fits tight spaces and close seating, and its anti-glare coating suits varied lighting. The 65-inch C6 needs more room to look right.

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Buying guides that pick them

  • Best LG TVs
—
HDRYes—
Supported Streaming ServicesNetflix, Prime Video, Disney+—
Weight32.8 lb, 66 lb—
Width48.1 in wide—
Depth1.8 in deep—
Video SystemATSC—
TV TunerYes (ATSC, QAM)—
Built-In SpeakersYes: 2—
Variable Refresh TechnologyFreeSync Premium, G-Sync, Variable Refresh Rate…—
A/V InputsAntenna / HDMI—
A/V OutputsOptical—
HDCP SupportNo—
WirelessWi-Fi 5 (802.11ac) / Bluetooth 5.3—
Ethernet I/O1x RJ45—
Virtual AssistantGoogle Gemini, Microsoft Copilot—
Panel TypeOLED—
Display Size65"—
Native Resolution3840 x 2160—