WhichOneToGet
Compare Β· Updated 18 Oct 2026

LG UltraGear 27GX790B vs Dell Alienware AW2725DF

Get the Alienware AW2725DF. Unless you play fast shooters on a powerful PC, or your desk gets daylight β€” then the LG's 540Hz matte OLED is worth the extra.

LG UltraGear 27GX790B

LG UltraGear 27GX790B

A 27-inch OLED at 540Hz, or 720Hz at 720p. The smoothest, sharpest motion for competitive gaming.

Dell Alienware AW2725DF
Our pick

Dell Alienware AW2725DF

A 27-inch QD-OLED at 360Hz with vivid colour, for less than the newest OLEDs. Best in a dim room.

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The short answer

Both are 1440p OLEDs with deep blacks and near-instant motion for fast PC games. The LG goes faster, handles a bright room better and has HDMI 2.1, but the Alienware gives you most of it for a lot less, with a warranty that covers burn-in.

Get the LG 27GX790B if
  • β€”You play fast shooters or esports on a PC.
  • β€”Your graphics card can push very high frame rates.
  • β€”Your desk gets daylight.
Check price on AmazonBuy β†—
Get the Alienware AW2725DF if
  • β€”You want OLED gaming for a lot less.
  • β€”You game in a dim room or at night.
  • β€”You want a warranty that covers burn-in.
Check price on AmazonBuy β†—

Key differences

Refresh rate
540Hz at 1440p, 720Hz at 720p
LG 27GX790B
360Hz
Alienware AW2725DF
Bright room
Matte, handles reflections well
LG 27GX790B
Best in a dim room
Alienware AW2725DF
Consoles
HDMI 2.1
LG 27GX790B
HDMI 2.0 limits them
Alienware AW2725DF
Burn-in
The usual OLED risk
LG 27GX790B
3-year warranty covers it
Alienware AW2725DF
Price
Higher
LG 27GX790B
Lower
Alienware AW2725DF

Pros and cons

LG UltraGear 27GX790B
  • +540Hz at 1440p, 720Hz at 720p
  • +Very sharp motion at any speed
  • +Matte OLED that handles reflections well
  • βˆ’Some fringing around text, common on this panel type (RTINGS).
  • βˆ’The USB-C port only gives 5W, so it won't charge a laptop.
  • βˆ’VRR flicker when the frame rate swings.
Dell Alienware AW2725DF
  • +360Hz QD-OLED with near-instant response
  • +Vivid colour and deep blacks
  • +3-year warranty that covers burn-in
  • βˆ’No speakers or audio output (RTINGS).
  • βˆ’The USB-C port can't carry video from a laptop.
  • βˆ’Text isn't as clean as on some 1440p screens.

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, RTINGS, RTINGS, RTINGS, manufacturer specifications.

Updated 18 Oct 2026How we decide