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LG’s C-range OLEDs are usually some of the best TVs we test all year, so we’re always excited to get one in, but a little nervous that the hot streak might end. So, there’s a lot riding on the 55-inch OLED55C56LB, which has new AI tech to improve picture quality and screen adaptations to boost brightness. Is it a case of too much tinkering, or is yet another Best Buy for LG? Read our review to find out.
pros

cons

What's included?
- What is it?
- What’s the picture quality like?
- What’s the sound quality like?
- What’s it like to use?
- How are the smart features?
- How secure is it?
- Is there anything else I should know?
- How are the accessibility features?
- Is LG a good TV brand?
- Should I buy it?
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- Aug 2026Last checked by Which?
- Jun 2025First reviewed by Which?






