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Dell Alienware 27 280Hz QD-OLED (AW2725D) vs LG UltraGear OLED 27GX700A

Every spec side by side, from each maker's published figures.

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DellAlienware 27 280Hz QD-OLED (AW2725D)LGUltraGear OLED 27GX700A
Overview
ReleasedJuly 2025August 2025
Display
Screen size26.7″26.5″
Resolution2560 × 1440 (QHD)2560 × 1440 (QHD)
Sharpness110 pixels per inch111 pixels per inch
PanelQD-OLEDOLED (LG Display fourth-generation Primary RGB Tandem WOLED)
Refresh rate280 Hz280 Hz
Response time (grey to grey)0.03 ms0.03 ms
Brightness (typical)250 nits335 nits
HDR peak brightness1,000 nits1,500 nits
HDR certificationDisplayHDR True Black 400DisplayHDR True Black 500
HDR formats–HDR10
Contrast ratio1,500,000:11,500,000:1
Colour range99.3% DCI-P399.5% DCI-P3 (typical)
DCI-P3 coverage99.3%99.5%
Colour accuracy (Delta E)Below 1–
Screen finishGlossy–
ShapeFlatFlat
Adaptive syncG-Sync Compatible, FreeSync Premium Pro, VESA AdaptiveSync, HDMI VRRFreeSync Premium Pro, G-Sync Compatible
Colour depth1.07 billion colours (10-bit over HDMI)1.07 billion colours
Colour accuracyDelta E < 1 (average) (sRGB); Delta E < 2 (average) (DCI-P3)–
Colour modesStandard, Creator, FPS, MOBA/RTS, RPG, Sports, three custom game modesReader Mode, Colour Weakness mode; HDR Effect
HDR detail1000 cd/m² HDR peak at 3% APLHDR10; VESA DisplayHDR True Black 500; 1,500 nits peak at 1.5% APL (TFTCentral, from LG)
Variable refresh range48–280 Hz (vertical scan range)–
Viewing angles178° horizontal, 178° vertical (typical)178° / 178°
Pixel pitch0.2292 mm x 0.2292 mm0.2292 × 0.2292 mm
Calibration–Factory calibrated; hardware calibration ready (LG Calibration Studio)
Eye careComfortView Plus hardware low blue light (TÜV Rheinland Category 3); flicker-free–
Burn-in protectionPixel refresh and panel health indicator–
Connections
Video inputs2 × HDMI 2.1, DisplayPort 1.42 × HDMI 2.1, DisplayPort 1.4
USB-C chargingNoneNone
USB portsUSB-C, USB-AUSB-A
EthernetNo–
SpeakersNoNo
HDMI detail2 x HDMI 2.1 FRL (HDCP 1.4 & 2.3), up to 2560 x 1440 at 280 Hz, 10-bit, with HDR and VRR; up to 2160p input for consoles2 × HDMI 2.1 (cable included)
DisplayPort detail1 x DisplayPort 1.4 (HDCP 1.4 & 2.3), up to 2560 x 1440 at 280 Hz with HDR, DSC and VRRDisplayPort 1.4
USB-C detail1 x USB-C 5Gbps downstream port with 15 W charging (data only, no video)–
USB hub detailUSB 5Gbps; 1 x Type-B upstream; 1 x Type-A downstream; 1 x USB-C downstream (15 W)1 × USB 3.0 upstream (USB-B), 1 × USB 3.0 downstream
Audio out–4-pole headphone out (sound and mic), DTS Headphone:X
Picture by picturePicture by Picture and Picture in Picture–
Design
Stand adjustsHeight, tilt, swivel, pivotHeight, tilt, swivel, pivot
VESA mountYesYes
Weight with stand6.35 kg9 kg
Height adjustment110 mm–
Tilt-5° to 21°–
Swivel-20° to 20°–
Pivot-90° to 90°–
VESA pattern100 x 100 mm100 × 100 mm
Size with stand609.51 x 206.00 x 406.41–516.41 mm (W x D x H)605.2 × 249.1 × 469.3–579.3 mm (W × D × H)
Size without stand609.51 x 69.48 x 355.58 mm (W x D x H)605.2 × 45.3 × 351.0 mm (W × D × H)
Weight without stand3.92 kg4.8 kg
Controls–User-defined key; auto input switch; game features include Black Stabiliser, Dynamic Action Sync, Crosshair and FPS Counter; Hexagon Lighting RGB LEDs
ColoursDark Blue–
Power and support
Power use25.3 W on mode, 0.5 W standby, 0.3 W off, 120 W maximumLess than 0.5 W sleep, less than 0.3 W off
Energy classF–
Power supply100–240 VAC, 50/60 Hz, 1.5 A (typical)External adapter, 100–240 V
SoftwareAlienware Command Center–
Warranty3 years Basic Support with Advanced Exchange Service (UK)–
In the boxStand, power cable, DisplayPort 1.4 cable (1.8 m), HDMI 2.1 FRL cable (1.8 m), USB-A to USB-B 5Gbps cable (1.8 m), microfibre clothHDMI 2.1 cable, DisplayPort cable, USB A-to-B cable

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