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LG C6H OLED evo 4K Smart TV vs LG OLED42C5PUA 42" OLED TV

The C6H is the pick for a main living-room TV: 77 inches of OLED evo with 120Hz, four HDMI 2.1 ports and Dolby Vision, and owners rate the picture and webOS highly. The C5 is the pick for a desk, bedroom or console setup where 42 inches is the right size; it adds a 144Hz VRR ceiling and an anti-glare coating. Both are OLED with near-infinite contrast, so the real split is size and room, not picture technology. The C6H is heavy at 85.5 lb and needs two people to mount, and both sets draw complaints about built-in sound.

  • Choose the LG C6H if you want a large 77-inch OLED for a living room and mostly watch movies and shows.
  • Choose the LG C5 if you need a smaller 42-inch OLED for a bedroom, desk or gaming setup with high-refresh PC play.

Prices

  • LG C6H OLED evo 4K Smart TV: $1,999.96 at Amazon (last seen Nov 11)
  • LG OLED42C5PUA 42" OLED TV: $781.60 at Walmart (last seen Nov 2)
  • Difference: the LG OLED42C5PUA 42" OLED TV is $1,218.36 cheaper than the LG C6H OLED evo 4K Smart TV at the latest prices (Nov 2 and Nov 11)
LG
LG Electronics Class OLED evo AI C6H 4K Smart TV

LG C6H OLED evo 4K Smart TV

LG Electronics Class OLED evo AI C6H 4K Smart TV

4.4(119 ratings)
$1,999.96at AmazonChecked Nov 11
See all prices and details
Visit Amazon

Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • Big 77-inch OLED evo picture with deep blacks and vibrant color
  • Bright enough for well-lit rooms, owners say
  • Four HDMI ports and full smart-app lineup
  • Magic Motion remote speeds up navigation
  • Thin, sleek design
Cons
  • Built-in sound is only okay; a soundbar is recommended
  • Heavy at 85.5 lb and awkward to mount alone
  • Remote can feel clunky
  • Some app software glitches
  • Screen reflects more than some rivals
LG
LG OLED42C5PUA 42" smart TV

LG OLED42C5PUA 42" OLED TV

LG OLED42C5PUA 42" smart TV

4.4(47 ratings)
$781.60at WalmartChecked Nov 2
See all prices and details
Visit Walmart
Pros
  • 42-inch OLED fits small rooms and desks
  • 144Hz VRR suits PC and console gaming
  • Anti-glare coating helps in bright rooms
  • Alpha 9 Gen8 processor with AI picture tuning
  • Dolby Vision and Dolby Atmos support
Cons
  • Small screen is not a living-room centerpiece
  • Fewer listed streaming apps in the specs
  • Only 47 ratings so far
  • No optical audio listed

What separates them

LG C6H OLED evo 4K Smart TVLG OLED42C5PUA 42" OLED TV
Screen size77-inch class (77.4 inches actual)42 inches
Refresh rate120Hz native144Hz with VRR, 120Hz native
Anti-glareScreen reflects somewhat more than some models, per ownersAnti-glare coating listed
Processor and platformOLED evo panel, webOS with Magic Motion remoteAlpha 9 Gen8 processor, webOS 25
HDR and sound formatsDolby Vision, HDR10, HLGDolby Vision and Dolby Atmos
Ports4 HDMI, Ethernet, optical audio, USB4 HDMI, Ethernet, CI slot
Weight and mounting85.5 lb; owners say two people are neededSmaller and far easier for one person to place
Voice assistantsGoogle Assistant, Alexa, Siri, HomeKitwebOS 25 with AI search

Price history

$2,390.00$781.60
Oct 28Nov 12
  • LG C6H OLED evo 4K Smart TV: lowest $949.99 on Nov 3; $2,390.00 on Nov 12.
  • LG OLED42C5PUA 42" OLED TV: lowest $781.60 on Nov 2 at Walmart.

Prices at every store

LG C6H OLED evo 4K Smart TV

  • AmazonNew

    Availability unknown

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

    $1,999.96Free shippingChecked Nov 11
    Visit Amazon

Also available at

  • eBayCheck price at eBay
  • H-Town's FinestCheck price at H-Town's Finest

Store links may earn us a commission.

Prices and history →

LG OLED42C5PUA 42" OLED TV

  • WalmartNew

    Availability unknown

    $781.60Checked Nov 2
    Visit Walmart
  • The Frog PadNew

    Availability unknown

    $1,199.99Checked Nov 2
    Visit The Frog Pad
All 2 stores and price history →

Specs compared

SpecLG C6H OLED evo 4K Smart TVLG OLED42C5PUA 42" OLED TV
Resolution3840 x 21604K
HDTV Format4K4K UHD
ColorBlackBlack
Display TypeOLEDOLED
Refresh Rate120 Hz144Hz
HDMI Ports4 HDMI ports4
Viewing Angle178° viewing angleWide
High DefinitionYes—
Screen FormFlat—
Assistant SupportGoogle Assistant, Amazon Alexa, Siri—
HDRYes—
ConnectivityBluetooth, Wi-Fi, RF, USB, HDMI, Ethernet, Opti…—
Show all 35 specsShow fewer specs
SpecLG C6H OLED evo 4K Smart TVLG OLED42C5PUA 42" OLED TV
Width67.4 in wide—
Screen Size77 inches—
Depth1.9 in deep—
Weight85.5 lb—
Supported Streaming ServicesNetflix, Prime Video, YouTube, HBO, Disney+—
Network Functionality—Smart TV, Streaming
Supported Resolutions—4K
Backlight Technology—OLED
Display Highlights—HDR
Anti-Glare

What reviewers say

LG C6H OLED evo 4K Smart TV

  • 4.4 / 5119 ratings

Buyers rate the C6H 4.4 out of 5 and mostly praise its crisp picture, deep blacks and bright output. Complaints center on average built-in sound, a clunky remote and the set's weight.

What people mention
  • Picture qualityPraisedOwners call the picture outstanding and crisp, with deep blacks and vibrant colors.
  • BrightnessPraisedBuyers say it is bright enough for brightly lit rooms.
  • SoundCriticisedBuilt-in sound is described as only okay, and reviewers recommend adding a soundbar.
  • RemoteMixedThe Magic Motion remote speeds up navigation for some but feels awkward or clunky to others.

LG OLED42C5PUA 42" OLED TV

  • 4.4 / 547 ratings

Rated 4.4 out of 5 from 47 ratings, owners largely praise the picture, gaming features and design. Complaints center on brightness in bright rooms and the modest built-in audio.

What people mention
  • Picture qualityPraisedOwners describe deep blacks and vivid color from the OLED panel.
  • GamingPraised144Hz, VRR and HDMI 2.1 inputs are called a strong match for consoles and PCs.
  • BrightnessCriticisedSome say the set struggles in well-lit rooms compared with brighter LCD TVs.
  • SoundCriticisedBuilt-in speakers are described as thin, with Atmos adding little without a soundbar.

Questions and answers

Which is better for gaming?
The C5 has the edge for PC gaming because it lists VRR up to 144Hz and an anti-glare screen. The C6H is still strong at 120Hz with four HDMI 2.1 ports, so console play is close.
Which has the better picture?
Both are OLED with near-infinite contrast, so blacks and viewing angles are similar. The C6H wins on size and the C5 wins on glare handling and its newer Alpha 9 Gen8 processor.
Is the 77-inch too big for a normal room?
It is 67.4 inches wide and weighs 85.5 lb, so measure the wall or stand first. Owners say it takes two people to lift and mount.
Do either need a soundbar?
The C6H's built-in sound draws the most complaints from owners, who recommend a soundbar. The C5 lists Dolby Atmos, but a separate soundbar still helps for movies.
Which lasts longer?
Neither has a published lifespan edge; both are OLED panels from LG. The C5's smaller panel and anti-glare coating suit varied lighting, while the C6H's size makes placement the bigger factor.
Is the C5 worth stepping up to from a smaller LCD?
Yes if you want true blacks and 144Hz gaming in a small room. If you mainly watch movies in a large room, the C6H's 77-inch screen matters more than the C5's extra refresh headroom.

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—
Yes
Max Resolution V-Sync—VRR
Display Aspect Ratio—16:9
Dynamic Contrast Ratio—Infinite contrast
Image Contrast Ratio—Near-infinite
Menu Language—Spanish, English, French
Color Temperature—Yes
Smart TV—Yes
Internet Streaming Services—Netflix, Disney+
Network Connectivity—Ethernet
Video Interface—HDMI
PC Interface—HDMI
CEC Enabled—Yes
Expansion Slots—Common Interface (CI) slot