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TVs and monitors · LG

LG 4k

Owners keep this LG 4K screen for the picture: deep blacks, accurate color and a fast refresh rate that suit both movie nights and gaming, accepting burn-in care and a high price as the trade.

Read from 530 owner accountsUpdated September 28, 2026Owner rating: none yetAdd yoursCompare it

What keeps coming up

The picture is the main reason owners keep it. Several who moved from cheaper QLED sets or older glossy models say the image on this panel is a clear step up, with black levels and color accuracy that they spent time dialing in and then stopped thinking about.

Recurring in 26 of 530 accounts · See accounts
no owners yet

What keeps coming up against it

OLED burn-in is the clear worry. Owners using the panel as a PC monitor warn that static images left on screen for long stretches can leave retention, and they build habits around it, such as switching the display off rather than leaving a PC running.

Recurring in 10 of 530 accounts · See accounts
no owners yet

What it is

"LG 4K" covers many TVs and monitors, so this page describes LG's basic 2026 4K TV line, the LG 4K Nano UHD AI NU70. It is a low-cost 4K smart TV in sizes from small to large. It suits people who want a sharp picture and built-in streaming apps without paying OLED or Mini LED prices.

Specs

Screen sizes43, 50, 55, 65, 75 and 85 inches
Panel typeLED (Nano)
Resolution4K UHD
Refresh rate60Hz (up to 60Hz VRR)
HDRHDR10 Pro
Inputs
Smart platformwebOS 26
Warranty

From the maker's spec page, checked October 4, 2026. A blank row means the maker does not state it.

What the specs mean

4K means the picture stays sharp even on the 75 and 85 inch sizes. 60Hz works well for TV, movies and casual console games, but fast PC or console games will look smoother on LG's pricier 120Hz or higher models. HDR10 Pro makes bright and dark parts of a scene stand out more, but you won't get the bigger boost that Dolby Vision gives on higher-end sets. webOS 26 means apps like Netflix and YouTube are built in, so you don't need a streaming stick.

Life with it

Once the novelty passes, what still delights people is the everyday picture. Movie watchers in dark rooms describe the panel as bright enough to need turning down, then settling on a medium luminance setting and being happy with it. Gamers with high refresh rate panels say competitive titles run smoothly at native 4K, and a few who do 3D art or color work chose it specifically because the colors are trustworthy on a single large screen.

The adjustments are about placement and use. Owners running a 42 inch panel as a desk monitor say it has to sit higher and further back than a normal monitor, which some found tiring, and that it works better for sitting back to watch than for close, intense gaming. Desktop scaling is another routine change: 4K at typical monitor sizes needs 150 percent scaling for comfortable text. Brightness is divided, with roughly as many owners calling it plenty as calling it short in a sunlit room, and opinions on pixel density and upscaling split along similar lines depending on screen size, viewing distance and how sensitive the owner is to fine detail.

Reliability & repairs

What keeps working is the panel itself. The recurring reliability theme is not failure but prevention: owners are conscious of burn-in and manage it with screen-off habits, avoiding static content and telling anyone they gift one to do the same. Nobody in these accounts describes a fault they had to send the set back for. One owner was cautious about applying a firmware update for fear of upsetting connected devices and settings, which is more anxiety than reported breakage.

Long-term accounts are thin. Most owners here are describing their first months, or comparing this panel with other screens they have owned, rather than reporting on years of use. Whether burn-in actually shows up over time with normal TV viewing, and how the panel ages, is not something these accounts can settle yet.

More detail
What owners praise, where they are split, and the follow-up timeline

What owners praise

  • picture quality48 of 57who raised it
  • gaming performance23 of 27who raised it
  • refresh rate16 of 25who raised it
  • ai upscaling11 of 15who raised it
  • peak brightness7 of 9who raised it

Where owners have concerns

  • firmware update issues18 of 21who raised it
  • audio sync issues9 of 10who raised it
  • customer support5 of 7who raised it
  • oled brightness5 of 7who raised it
  • data privacy4 of 6who raised it

Where owners are split

  • upscaling quality19 for · 8 against · 9 mixedof 36 who raised it
  • burn in9 for · 15 against · 8 mixedof 32 who raised it
  • hdr performance15 for · 9 against · 7 mixedof 31 who raised it
  • 1440p vs 4k7 for · 7 against · 9 mixedof 23 who raised it
  • color accuracy13 for · 3 against · 6 mixedof 22 who raised it
  • oled text clarity10 for · 8 against · 4 mixedof 22 who raised it
  • screen size10 for · 3 against · 8 mixedof 21 who raised it
  • brightness9 for · 8 against · 2 mixedof 19 who raised it
  • pixel density6 for · 4 against · 4 mixedof 14 who raised it
  • oled comparison6 for · 1 against · 5 mixedof 12 who raised it
  • text clarity7 for · 3 against · 2 mixedof 12 who raised it
  • 4k vs 1440p upscaling6 for · 3 against · 3 mixedof 12 who raised it
  • motion clarity4 for · 5 against · 2 mixedof 11 who raised it
  • black levels6 for · 2 against · 3 mixedof 11 who raised it
  • mini led performance6 for · 3 against · 2 mixedof 11 who raised it
  • 4k gaming performance4 for · 4 against · 1 mixedof 9 who raised it
  • dlss quality4 for · 0 against · 4 mixedof 8 who raised it
  • resolution vs refresh rate tradeoff1 for · 0 against · 6 mixedof 7 who raised it
  • longevity3 for · 2 against · 1 mixedof 6 who raised it
  • contrast and blacks3 for · 3 against · 0 mixedof 6 who raised it
  • frame rate performance2 for · 2 against · 2 mixedof 6 who raised it
  • reliability3 for · 3 against · 0 mixedof 6 who raised it
  • screen cleaning2 for · 2 against · 0 mixedof 4 who raised it
  • dlss image quality1 for · 2 against · 1 mixedof 4 who raised it
  • 4k obsession2 for · 2 against · 0 mixedof 4 who raised it
  • build quality2 for · 2 against · 0 mixedof 4 who raised it
  • oled vs ips comparison1 for · 0 against · 3 mixedof 4 who raised it
  • glossy coating1 for · 2 against · 1 mixedof 4 who raised it
  • oled image quality2 for · 0 against · 2 mixedof 4 who raised it
  • oled panel quality2 for · 1 against · 1 mixedof 4 who raised it

Counted from the owners who raised each subject, not from everyone. A subject is judged once at least 4 owners raise it.

149 more subjects came up from fewer than 4 owners each, which is not enough for a fair reading. To see how it stacks up, compare it with another machine.

Does it still kick?

2 weeks3 months6 months1 year2 years

The same owner, asked again at each point. Fills in as owners answer.

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More in tvs and monitors: LG OLED, LG 65, LG 32.

Where this came from

Where this came from

Public discussions we read and summarised in our own words. Nothing here was submitted to Still Kicks.

Counted from public accounts by people who said they own it, and summarised by Still Kicks in its own words. Not a manufacturer claim, a lab test or an estimate.

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