LG OLED evo AI LG OLED evo AI C5 42" 4K HDR Smart TV Review

The LG C5 OLED isn't just a TV; it's a dedicated gaming weapon that scores a perfect 100 in our performance rankings. Find out if its mid-pack picture quality is a deal-breaker.

Screen Size 42
Resolution 3840x2160
Panel Type OLED
Refresh Rate 120
Hdr Dolby Vision, HDR10, HLG
Smart Platform webOS
Dolby Vision Yes
Dolby Atmos No
Hdmi Version 2.1
LG OLED evo AI LG OLED evo AI C5 42" 4K HDR Smart TV tv
89.2 Overall Score

The 30-Second Version

This is the ultimate 42-inch gaming display, scoring a perfect 100 in our gaming rankings. You get every next-gen feature: 120Hz, HDMI 2.1, and both FreeSync and G-Sync. The OLED panel delivers great contrast, though overall picture quality is mid-pack. At $897, it's a steal for a dedicated gaming setup.

Overview

The LG C5 is a 42-inch OLED that's built for one thing: gaming. It scores a perfect 100th percentile in our gaming ranking, and for $897, that's a serious statement. It's not just about the 120Hz refresh rate, it's the full suite: HDMI 2.1, FreeSync Premium, G-Sync, and a 0.1ms response time. This is a monitor masquerading as a TV.

But it's still a TV, and a good one. The OLED panel delivers those perfect blacks we expect, and it lands in the 93rd percentile for display quality overall. The a9 Gen 8 AI processor handles upscaling and motion, and with webOS 25, you've got a slick, familiar smart platform. It's a focused tool that happens to be great for movies, too.

Performance

Let's talk numbers. That 100th percentile gaming score isn't a fluke. It means this TV has every feature a modern console or PC gamer could ask for. The 0.1ms response time is essentially instantaneous, eliminating ghosting. With four HDMI 2.1 ports, you can plug in a PS5, Xbox Series X, and a high-end PC without swapping cables. The 120Hz native refresh paired with both AMD FreeSync Premium and NVIDIA G-Sync compatibility makes screen tearing a non-issue.

The picture quality is solid, though it sits at the 45th percentile in our database. That's not a knock on the OLED tech itself, which is fantastic for contrast, but reflects that this is a more affordable model in LG's lineup. The HDR support is comprehensive, hitting the 94th percentile with Dolby Vision, HDR10, and HLG. For connectivity, it's another perfect 100—Wi-Fi 6E and Bluetooth 5.3 future-proof it nicely.

Performance Percentiles

Hdr 96
Audio 89.1
Smart 95.8
Gaming 99.8
Display 62.9
Connectivity 99.7
Social Proof 97.6
Picture Quality 43.3

Pros & Cons

Pros

  • Strong gaming (100th percentile) 100th
  • Strong connectivity (100th percentile) 100th
  • Strong social proof (98th percentile) 98th
  • Strong hdr (96th percentile) 96th

Cons

The Word on the Street

4.6/5 (94 reviews)
👍 Gamers are overwhelmingly impressed with the responsive, feature-packed performance, calling it a flawless upgrade for PS5 and PC.
👍 Many buyers highlight the perfect black levels and rich colors of the OLED panel, especially for dark room viewing.
🤔 A few users note occasional hiccups with smart home integration, like the TV not appearing consistently in Google Home.

Specifications

Full Specifications

Display

Size 42"
Resolution 3840 (4K UHD)
Panel Type OLED
Backlight Quick Media Switching (QMS)
Aspect Ratio 16:9
Curved No
Year 2025

Picture Quality

Contrast Ratio Near Infinite (Black Pixels Emit
Color Gamut Not Specified by Manufacturer
Motion Tech OLED Motion
Processor OLED Dynamic Tone Mapping Pro

HDR

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

Gaming

Refresh Rate 120 Hz
Response Time 0.1
VRR FreeSync Premium, G-Sync
ALLM Yes

Smart TV

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

Audio

Speaker Config 2.2
Dolby Atmos No
Surround Sound Yes
eARC Yes

Connectivity

HDMI Ports 4
HDMI Version 2.1
USB Ports 3
Wi-Fi Wi-Fi 6E
Bluetooth 5.3
Ethernet Yes
Optical Audio Yes
VESA Mount 300x200

Power & Size

Energy Star Yes
Annual Energy 153
Weight 9.8 kg / 21.6 lbs

Value & Pricing

At $897, the LG C5 presents a compelling value, but it's a specific one. You're paying for elite gaming performance in a compact OLED form factor. Compared to a dedicated gaming monitor with similar specs (like a high-refresh 4K OLED), this TV often undercuts them on price while offering a full smart TV OS. However, if pure movie-watching is your top priority, there might be better pure-picture-value options, like some higher-tier Mini-LED TVs, that score higher in our picture quality rankings for similar money.

Price History

$750 $800 $850 $900 $950 Mar 11Mar 11Mar 15Mar 16 $897

vs Competition

Stacked against its peers, the C5's niche is clear. The Sony BRAVIA 5 might beat it in pure processing and upscaling for movie content, but it can't touch the C5's gaming pedigree. The Hisense U6 series offers Mini-LED brightness at a lower price, but you lose the perfect blacks and instant pixel response of OLED, and the gaming features aren't as complete. Compared to its bigger sibling, the LG G5, you're getting the same core gaming tech in a much smaller, more affordable package—you just sacrifice peak brightness and some high-end processor tricks. For a desk or small room, the C5 is the smarter buy.

Spec LG OLED evo AI LG OLED evo AI C5 42" 4K HDR Smart TV Sony BRAVIA 5 Sony BRAVIA 5 98" 4K HDR Smart Mini-LED TV Samsung Neo QLED Samsung QN85QN90F 85 inch Class QN90F Series Neo Hisense U65QF Mini-LED Hisense - 75" Class U6 Series MiniLED QLED UHD 4K LG OLED evo AI LG OLED evo AI G5 77" 4K HDR Smart TV with Wall Roku Mini-LED QLED 4K - Pro Roku - 55" Class Pro Series 4K QLED Mini-LED Smart
Screen Size 42 98 85 75 77 55
Resolution 3840x2160 3840x2160 3840x2160 3840x2160 3840x2160 3840x2160
Panel Type OLED Mini-LED Mini-LED Mini-LED QLED OLED Mini-LED QLED
Refresh Rate 120 120 120 144 120 120
Hdr Dolby Vision, HDR10, HLG Dolby Vision, HDR10, HLG HDR10+, HLG Dolby Vision, HDR10+, HLG Dolby Vision, HDR10, HLG Dolby Vision, HDR10+, HLG
Smart Platform webOS Google TV Tizen Fire TV webOS Roku TV
Dolby Vision true true false true true true
Dolby Atmos false false false true false true
Hdmi Version 2.1 2.1 2.1 2.1 2.1 2.1

Common Questions

Q: Can I use this as a monitor for my PC?

Absolutely, and it's exceptional for that. The 42-inch size, 4K resolution, 120Hz refresh, and sub-1ms response time make it a top-tier gaming monitor. Just ensure your desk is deep enough.

Q: Does it support the latest audio formats for a home theater?

Yes, it has an eARC (Enhanced Audio Return Channel) port on one of its HDMI 2.1 inputs. This allows you to pass high-bandwidth audio like Dolby Atmos from the TV's apps to a compatible soundbar or AV receiver.

Q: What's the difference between this C5 and the more expensive G5 model?

The G5 uses a more advanced OLED panel (MLA or Micro Lens Array) for significantly higher peak brightness. Its processor is also more powerful for better upscaling and motion handling. The C5 gives you the core OLED and gaming experience at a much lower price.

Who Should Skip This

Skip this if your primary goal is the absolute best movie-watching experience for the money. Its picture quality score is in the 45th percentile, which means there are many TVs that prioritize sheer brightness and upscaling more. Also, if you need a large screen for a big living room, the 42-inch size will feel too small. Look at larger Mini-LED models or step up to LG's G-series OLED instead.

Verdict

If you're a gamer who wants the best possible motion clarity and responsiveness on a 4K screen, buy this TV. The data doesn't lie: a 100th percentile gaming score is as good as it gets. The OLED picture is a fantastic bonus for everything else you watch. Just know that its overall picture quality isn't class-leading, and the 42-inch size limits its use as a primary living room set. For the right person, this is a nearly perfect machine.