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Deal.ai › LG
LG
OLED42C55 42 Inch OLED Evo AI Smart TV 2025
LG

OLED42C55 42 Inch OLED Evo AI Smart TV 2025

Best price now

$599.00at velnoriaotChecked Nov 9

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Price facts

  • Last seen at $599.00 at velnoriaot on Nov 9.

Our take on the OLED42C55 42 Inch OLED Evo AI Smart TV 2025

The LG OLED42C55 is a 42-inch 4K OLED evo TV built on LG's C-series panel, with the Alpha 9 Gen8 processor, Brightness Booster and 144Hz refresh. It is the smallest C-series size, so it suits desks, bedrooms and small rooms where a 55-inch set won't fit. Its four HDMI 2.1 ports all handle 4K 120Hz, VRR, ALLM and eARC, which is more gaming-ready connectivity than most rivals at this size. Picture quality and contrast draw strong praise, while peak brightness and built-in sound are the usual compromises.

Best forSmall living rooms and bedroomsConsole and PC gaming at 4K 120HzDesk and close-viewing setupsBuyers who want OLED blacks in a compact size
Pros
  • Per-pixel OLED contrast with true blacks
  • Four HDMI 2.1 ports, all with 4K 120Hz, VRR and ALLM
  • 144Hz native refresh suits fast PC and console play
  • Alpha 9 Gen8 processor upscales HD content well
  • Anti-glare coating and wide viewing angles
  • Wi-Fi 6 and three USB ports
Cons
  • 42-inch OLED panel peaks lower in brightness than larger C-series sizes
  • Built-in speakers are modest for surround sound
  • No HDR10+ support; Dolby Vision only
  • Stand and panel are thin, so soundbars and wall mounting are common upgrades

OLED42C55 42 Inch OLED Evo AI Smart TV 2025 prices at every store

  • velnoriaotNew

    In stockReturn policy

    $599.00Checked Nov 9
    Visit velnoriaot

What reviewers say

Owners and reviewers rate the 42-inch C-series highly for contrast, gaming features and upscaling. Common complaints are modest peak brightness in bright rooms and thin built-in audio.

What people mention
  • Picture qualityPraisedOwners praise the deep blacks, contrast and colour volume of the OLED panel.
  • Gaming featuresPraisedReviewers highlight four HDMI 2.1 ports, 144Hz and VRR support for consoles and PCs.
  • BrightnessMixedBrightness Booster helps, but the 42-inch panel is dimmer than larger C-series sets in bright rooms.
  • SoundCriticisedBuilt-in speakers are described as thin, with many owners adding a soundbar.
  • RemoteMixedThe Magic Remote's pointer and AI button are handy, but some find the motion controls fiddly.

From velnoriaot

  • 4K visuals enhanced by the Alpha 9 AI Processor Gen8
  • Upscaled images and immersive surround sound
  • True black levels in each pixel for exceptional contrast, depth and detail
  • 100% colour fidelity and 100% colour volume for lifelike colours and richer hues
  • Brightness Booster's new light-boosting algorithm for brighter images
  • AI Magic Remote with new AI button, voice commands and drag-and-drop functionality

About the OLED42C55 42 Inch OLED Evo AI Smart TV 2025

The LG OLED42C55 is a 42-inch OLED evo smart TV with a 4K display. Each pixel produces its own light, which gives true black levels and near-infinite contrast, with depth and detail. The screen has an anti-glare finish and a wide viewing angle.

The TV streams through built-in smart features, and the display supports HDR, VRR and a 144Hz refresh rate.

Screen size
42 inches
Resolution
4K UHD
Aspect ratio
16:9
Refresh rate
144Hz native
HDR
HDR supported
Contrast
Infinite dynamic contrast, near-infinite image contrast
Gaming features
VRR, ALLM, QMS, 4K 120Hz
Audio output
20 W
HDMI
4 inputs, supporting 4K 120Hz, eARC, VRR, ALLM and QMS (all 4 ports)
USB ports
3 x USB 2.0
RF input
2
Expansion slot
Common Interface (CI) slot
Connectivity
Wi-Fi 6, Ethernet
Streaming
Netflix, Disney+
CEC
Supported
Menu languages

Specifications

Network Functionality
Smart TV, Streaming
Supported Resolutions
4K
Display Type
OLED
Resolution
4K
HDTV Format
4K UHD
Backlight Technology
OLED
Display Highlights
HDR

Questions and answers

Is the LG OLED42C55 good for gaming?
Yes. All four HDMI ports support 4K 120Hz, VRR and ALLM, and the panel runs at up to 144Hz, which suits PS5, Xbox Series X and gaming PCs.
How does it compare with the LG C4?
It is the 2025 C-series set with the Alpha 9 Gen8 processor and Brightness Booster. The C4 is the previous generation with similar panel technology and slightly different processing.
Does it support Dolby Vision and HDR10?
It supports Dolby Vision and HDR10. It does not support HDR10+, which mainly matters for some streaming content.
What is in the box?
The TV, its stand, the AI Magic Remote and the usual cables and documentation. A wall mount is not included.
Is a 42-inch OLED good for a bright room?
It handles average rooms well, but the 42-inch panel is dimmer than larger OLEDs, so very bright, sunlit rooms will show more reflection and less punch.
Can I use it as a PC monitor?
Yes. The 144Hz refresh, 4K resolution, VRR and four HDMI 2.1 inputs make it a capable large-format monitor, though OLED burn-in care is worth keeping in mind.
Where is the OLED42C55 42 Inch OLED Evo AI Smart TV 2025 cheapest?
At velnoriaot, for $599.00, as of our latest check.

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Spanish, English, French
Power supply
AC 100~240V, 50-60Hz
Standby power
Under 0.5W
Weight
9.80 kg
VESA mount
300 x 200 mm
Refresh Rate
144Hz
Anti-Glare
Yes
Max Resolution V-Sync
VRR
Display Aspect Ratio
16:9
Dynamic Contrast Ratio
Infinite contrast
Image Contrast Ratio
Near-infinite
Viewing Angle
Wide
Menu Language
Spanish, English, French
Color Temperature
Yes
Smart TV
Yes
HDMI Ports
4
Internet Streaming Services
Netflix, Disney+
Network Connectivity
Ethernet
Video Interface
HDMI
PC Interface
HDMI
CEC Enabled
Yes
Expansion Slots
Common Interface (CI) slot

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