Compare · 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 — then the LG's 540Hz matte OLED is worth the extra.
LG UltraGear 27GX790B
A 27-inch OLED at 540Hz, or 720Hz at 720p. The smoothest, sharpest motion for competitive gaming.
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
- —You play fast shooters or esports on a PC.
- —Your graphics card can push very high frame rates.
- —Your desk gets daylight.
Get the Alienware AW2725DF if
- —You want OLED gaming for a lot less.
- —You game in a dim room or at night.
- —You want a warranty that covers burn-in.
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
- −Some fringing around text, common on this panel type (RTINGS).
- −The USB-C port only gives 5W, so it won't charge a laptop.
- −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
- −No speakers or audio output (RTINGS).
- −The USB-C port can't carry video from a laptop.
- −Text isn't as clean as on some 1440p screens.
Ready to choose?
- Is the LG 27GX790B worth it?
- Is the Alienware AW2725DF worth it?
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How we reached this verdict
Updated 18 Oct 2026How we decide