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LG OLED evo C4 Series OLED42C4PUA 42"

★★★★☆ 4.0 (5)

The a9 AI Processor Gen7 drives over 8 million self-lit pixels for perfect blacks and luminous HDR, while the 0.1ms response time and 120Hz refresh rate with full HDMI 2.1 VRR support deliver elite gaming speed. Its ultra-slim frame with a barely-there bezel creates a seamless look, and the 42-inch size offers rare flexibility as both a high-end monitor and TV. This display is best for PC and console gamers who need a single screen for both desktop use and cinematic 4K entertainment.

Screen 42"
Resolution 3840x2160
Panel OLED
Refresh 120 Hz
HDR HDR10, HLG, Dolby Vision
smart platform webOS
dolby vision はい
dolby atmos はい
LG OLED evo C4 Series OLED42C4PUA 42" tv
71 総合スコア
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概要

The 30-Second Version

The LG C4 42-inch is a world-class gaming monitor disguised as a TV. Buy it for your desk, not your sunroom.

Pros & Cons

長所

  • Best-in-class gaming performance with 0.1ms response time 98th
  • Four full-bandwidth HDMI 2.1 ports, no compromises 92nd
  • Perfect OLED blacks and infinite contrast in a dark room 89th
  • Surprisingly punchy 80W built-in audio with Dolby Atmos 87th

短所

  • HDR brightness is just average, struggles in sunny rooms
  • Picture quality score dragged down by aggressive ABL
  • webOS is loaded with ads and promotional content
  • 42-inch size is niche, too small for a main living room

オーナーの声

The Word on the Street

4.0/5 (5 reviews)
👍 Gamers are obsessed with the instant response time and how it transforms competitive play.
🤔 Several owners wish the screen got brighter, especially when watching HDR content during the day.
👎 A common gripe is the aggressive webOS home screen ads, which feel cheap on a premium TV.

実証データ

Performance

The gaming performance is what really surprised us. A 0.1ms response time isn't just a marketing number, it translates to motion clarity that has to be seen to be believed. Fast-paced shooters feel instantaneous, and the support for both G-Sync and FreeSync means you're covered no matter what GPU you're running. The Game Optimizer dashboard is genuinely useful, letting you tweak black stabilizer and frame rate counters without digging through a dozen menus. On the movie side, the a9 AI processor does a solid job cleaning up older 1080p content, though it's not quite the magic trick Sony's processing can be. The 80W audio system is also a pleasant step up from the usual tinny TV speakers, with enough body to make Dolby Atmos content feel somewhat spacious without a soundbar.

Performance Percentiles

HDR 88.7
Audio 87.4
Smart 79.2
ゲーム 98.3
Display 73.6
Connectivity 91.6
ユーザー評価 27.4
Picture Quality 36.7

Specifications

Full Specifications

Display

Size 42"
Resolution 4K
Panel Type OLED
Backlight OLED
Aspect Ratio 16:9
Curved No

Picture Quality

Contrast Ratio infinite
Color Gamut 100% Color Volume
Motion Tech FreeSync Premium, G-SYNC
Processor α9 AI Processor

HDR

HDR Formats HDR10, HLG, Dolby Vision
Dolby Vision Yes
HDR10+ No
HLG Yes

Gaming

Refresh Rate 120 Hz
Response Time 0.1
VRR FreeSync Premium, VRR & G-SYNC
ALLM Yes
Game Mode Yes

Smart TV

Platform webOS
Voice Assistant Alexa, Google Assistant
Screen Mirroring AirPlay 2
Works With Alexa, Google, Apple HomeKit

Audio

Wattage 80
Dolby Atmos Yes
eARC Yes

Connectivity

HDMI Ports 4
HDMI Version 2.1
USB Ports 3
Wi-Fi
Bluetooth
Ethernet Yes
Optical Audio Yes
VESA Mount 300x200

Power & Size

Power 100
Weight 8.6 kg / 19.0 lbs

vs Competition

The Sony BRAVIA XR A95L is the picture quality king with its QD-OLED panel and superior processing, but it doesn't come in a 42-inch size and costs a fortune. If you're shopping this size, the C4's real competition is using a dedicated monitor. The Samsung Neo QLED QN800D gets much brighter and is a better fit for a bright living room, but its 8K resolution is overkill and its gaming features aren't as seamless. For pure desktop and console gaming at this size, the LG C4 is in a league of its own. The TCL QM7K is a solid budget alternative if you need a bigger screen and more brightness, but you'll sacrifice those perfect blacks and instant response times.

Spec LG OLED evo C4 Series OLED42C4PUA 42" Sony BRAVIA XR XR77A95L TCL QM7K Series 98QM7K Samsung Neo QLED QN70F Hisense U8 Series 65U8QG Roku Plus Series 55R6C7
Screen Size 42 77 98 75 65 55
Resolution 3840x2160 3840x2160 3840x2160 3840x2160 3840x2160 3840x2160
Panel Type OLED QD-OLED QLED Mini-LED Mini-LED QLED
Refresh Rate 120 120 144 120 165 60
Hdr HDR10, HLG, Dolby Vision HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) HDR10+ Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG)
Smart Platform webOS Google TV Google TV Tizen Google TV Roku TV
Dolby Vision true true true false true true
Dolby Atmos true true true true true true
Hdmi Version 2.1 2.1 2.1 2.1 2.1 2.1
Compare Compare Compare Compare Compare
製品 HDRAudioSmartゲームDisplayConnectivityユーザー評価Picture Quality
LG OLED evo C4 Series OLED42C4PUA 42" 88.787.479.298.373.691.627.436.7
Sony BRAVIA XR XR77A95L Compare 91.895.390.587.498.684.988.796.3
TCL QM7K Series 98QM7K Compare 91.883.597.693.791.689.788.797.8
Samsung Neo QLED QN70F Compare 71.779.693.689.189.489.794.779.8
Hisense U8 Series 65U8QG Compare 91.897.495.996.584.4877899.5
Roku Plus Series 55R6C7 Compare 77.583.599.859.477.289.794.736.7

価格

Value & Pricing

At around $800, this is a steal for what you're getting. You're paying for a top-tier gaming monitor that moonlights as a premium smart TV. A dedicated 42-inch OLED gaming monitor with these specs would easily cost you $300-$500 more and probably wouldn't have a smart TV interface or this good of a speaker system. If you need a dual-purpose screen for a desk or a small room, the value here is undeniable. Just don't expect it to light up a bright living room like a mini-LED would.

最安 $798 2店舗で3件の価格
Amazon 2件の価格 最安 $798
Newegg 1件の価格 最安 $961

Price History

New Refurbished
$600 $800 $1,000 $1,200 $1,400 5月17日7月14日9月11日 $798

詳細情報

Overview

The LG C4 42-inch is the best small OLED you can buy right now, period. It's basically a giant, gorgeous gaming monitor that also happens to be a brilliant 4K TV. The real headline here is that 99th percentile gaming score. With a 120Hz panel, full HDMI 2.1 support across all four ports, and a response time that makes traditional monitors look sluggish, this thing is a dream for PC and console players. But don't get it twisted, it's also a stellar movie-watching screen thanks to those perfect OLED blacks and Dolby Vision. The a9 Gen7 processor does a lot of heavy lifting to keep motion smooth and upscaling sharp, though we wish the peak brightness had a bit more punch for well-lit rooms. If you're sitting at a desk or in a darker den, this is the screen to beat.

Common Questions

Q: Is the 42-inch LG C4 good as a PC monitor?

Absolutely. The text clarity is excellent, and the 120Hz refresh rate with G-Sync and FreeSync makes it buttery smooth for desktop use. Just be mindful of static taskbars, OLED burn-in is a real risk if you're not careful.

Q: Does this TV get bright enough for a living room?

It's fine for a dim or moderately lit room, but it will struggle with glare in a space with lots of windows. If your room is bright, you'll be happier with a mini-LED TV like a Samsung QN90D or a Hisense U8N.

Q: What's the difference between the C4 and the older C3?

The C4 gets a brightness bump and the newer a9 Gen7 processor, which improves upscaling and motion handling. The jump isn't massive, so if you find a C3 on clearance, it's still a fantastic buy.

Who Should Skip This

If you're looking for a bright, punchy HDR experience in a sun-drenched living room, this isn't it. The aggressive auto-brightness limiter and just-average peak brightness will leave you squinting. Go get a Samsung QN90D or a Hisense U8N instead. You'll trade those perfect blacks for a picture that can actually fight the sun.

Verdict

Buy this if you want the ultimate 42-inch display for a desk or a dark media room. It's a no-brainer for PC and console gamers who need one screen to rule them all. The combination of size, speed, and OLED picture quality is unmatched at this price. If you're putting it in a bright family room, look at a brighter mini-LED instead. But for the right setup, the LG C4 42-inch is as good as it gets.

Usage Scores

総合 (70.9)Budget (58.5)ゲーム (88.7)Movies (62.1)Sports (71.5)Outdoor (47)Portable (66.3)Corporate (68.6)Streaming (71.6)Smart Home (73.8)

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