WhichOneToGet
Compare ยท Updated 17 Oct 2026

LG G6 OLED 55-inch vs Samsung S90F OLED

Get the Samsung S90F. Unless you'll hang it on the wall and want LG's brightest OLED with 165Hz gaming โ€” then the G6 is the one.

LG G6 OLED 55-inch

LG G6 OLED 55-inch

LG's brightest OLED: the C6's deep blacks with more punch for HDR and lit rooms, in a slim design made for the wall.

Samsung S90F OLED
Our pick

Samsung S90F OLED

A bright, punchy OLED with anti-reflection and strong gaming. Great if you don't need Dolby Vision.

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The short answer

Both are bright OLEDs with deep blacks, four HDMI ports and help against reflections in a lit room. In the UK the S90F we list is the 65-inch and the G6 the 55-inch, so the Samsung gets you a bigger screen for less; the G6 is made for the wall and goes up to 165Hz.

Get the LG G6 if
  • โ€”You'll mount it on the wall.
  • โ€”You game on a PC at up to 165Hz.
  • โ€”55 inches is the size you want.
Check price on AmazonBuy โ†—
Get the Samsung S90F if
  • โ€”You want a 65-inch screen for less.
  • โ€”You game a lot and like Samsung's Gaming Hub.
  • โ€”It's going on a TV unit.
Check price on AmazonBuy โ†—

Key differences

Screen size (UK)
55-inch
LG G6
65-inch
Samsung S90F
Bright room
Bright, handles reflections well
LG G6
Anti-reflection helps
Samsung S90F
Gaming
Four HDMI 2.1, up to 165Hz
LG G6
Four HDMI, up to 144Hz
Samsung S90F
Price
Higher, for a smaller screen
LG G6
Lower, for a bigger screen
Samsung S90F

Pros and cons

LG G6 OLED 55-inch
  • +Brighter than the C6 for HDR and lit rooms
  • +Four HDMI 2.1 ports, up to 165Hz
  • +Hangs flush on the wall, bracket included
  • โˆ’No HDR10+ support (Expert Reviews).
  • โˆ’The built-in sound is only okay, so a soundbar helps (Expert Reviews).
  • โˆ’Colours take on a slight green tint from far off to the side (Expert Reviews).
  • โˆ’You need an LG account for most apps (LG).
Samsung S90F OLED
  • +Bright OLED picture
  • +Four HDMI ports and up to 144Hz
  • +Anti-reflection helps in lit rooms
  • โˆ’No Dolby Vision support.
  • โˆ’Samsung model names and panel variants can be confusing by size.

Ready to choose?

How we reached this verdict

We compared independent expert reviews with the manufacturer's specifications, then checked it's sold at a major retailer where you live. We don't test products ourselves.

Sources: RTINGS, TechRadar, Tom's Guide, Expert Reviews, Trusted Reviews, manufacturer specifications.

Updated 17 Oct 2026How we decide