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Comparison between Asus ROG Strix XG27UQR vs Dell Alienware AW2521H

General Info
Model Number Asus ROG Strix XG27UQR Dell Alienware AW2521H
Price
Type Monitor Monitor
Year 2021 2020
Brand Asus Dell
Model Number ROG Strix XG27UQR Alienware AW2521H
Display
Screen Size Class 27" (inches) 25" (inches)
Diagonal Size 26.95 in
68.4 cm
684.47 mm
2.25 ft
24.5 in
62.2 cm
622.28 mm
2.04 ft
Screen Width 23.47 in
59.6 cm
596.16 mm
1.96 ft
21.41 in
54.4 cm
543.744 mm
1.78 ft
Screen Height 13.2 in
33.5 cm
335.34 mm
1.1 ft
11.91 in
30.3 cm
302.616 mm
0.99 ft
Display Manufacturer AU Optronics
Display Type AHVA IPS IPS
Display Bit Depth 10 bits (8 bits + FRC) 8 bits
Frame Rate Control Yes No
Max Number of Colors 1073741824 16777216
Bits 30 24
Screen Aspect Ratio 16:9 16:9
Screen Resolution 3840 x 2160 1920 x 1080
Screen Pixel Pitch 0.155 mm 0.283 mm
Screen Pixel Density 163 ppi 89 ppi
Screen-to-Body Ratio 82.79 % 90.11 %
Backlight Source W-LED W-LED
DCI P3 90%
sRGB 99 %
Adobe RGB 1998 73 %
Screen Brightness 350 cd/m² 430 cd/m²
Max Screen Brightness 400 cd/m² 460 cd/m²
Static Screen Contrast 1000 : 1 1300 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 2 ms
Display Minimum Response Time 1 ms
Display Average Response Time 3 ms
Display Maximum Response Time 7 ms
Display Coating Anti-glare/Matte Anti-glare/Matte (3H)
HDR DisplayHDR 400
HDR10
3D No No
Size, weight, color
Case Depth 3.71 in
9.4 cm
94.33 mm
0.31 ft
2.87 in
7.3 cm
72.95 mm
0.24 ft
Case Weight 4.4 kg
10 lbs
4.52 kg
10 lbs
Case Width with Stand 24.95 in
63.4 cm
633.64 mm
2.08 ft
21.9 in
55.6 cm
556.29 mm
1.83 ft
Case Height with Stand 16.63 in
42.2 cm
422.36 mm
1.39 ft
16.58 in
42.1 cm
421.21 mm
1.38 ft
Case Depth with Stand 10.02 in
25.5 cm
254.5 mm
0.83 ft
9.92 in
25.2 cm
251.92 mm
0.83 ft
Case Weight with Stand 8 kg
18 lbs
7.17 kg
16 lbs
Case Color Black Dark Side of the Moon, Lunar Light
Hardware
Built-in Camera No No
Connectivity 2 x HDMI 2.0
2 x DisplayPort 1.4 (DSC)
1 x 3.5 mm Audio Out
1 x USB 3.0 (Type-B; upstream)
2 x USB 3.0 (Type-A; downstream)
2 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out (headphones)
1 x 3.5 mm Audio Out (line-out)
3 x USB 3.2 (Type-A; Gen 1; downstream)
1 x USB 3.2 (Type-A; Gen 1; downstream; NVIDIA Reflex Latency Analyzer)
Audio
Features
Cool Features Color Accuracy
Display Widget
Trace Free Technology
Flicker-free technology
GameVisual
Ultra-Low Blue Light
GamePlus
ELMB (Extreme Low Motion Blur)
Adaptive-Sync technology
VESA DSC (Display Stream Compression)
Nvidia G-SYNC Compatible
Aura Sync
Shadow Boost
Flicker-free technology
Low Blue Light
NVIDIA Reflex Latency Analyzer
Ventilation and cooling design
NVIDIA G-SYNC technology
AlienFX RGB lights
AMD FreeSync Premium
Extra Features Anti-theft stand lock slot - Kensington AW2521HF - Dark Side of the Moon
AW2521HFL - Lunar Light
Ergonomics
Case Width 24.95 in
63.4 cm
633.64 mm
2.08 ft
21.9 in
55.6 cm
556.29 mm
1.83 ft
Case Height 15 in
38.1 cm
381.11 mm
1.25 ft
12.92 in
32.8 cm
328.24 mm
1.08 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 100 x 100 100 x 100
Removable VESA Stand Yes Yes
Height Adjustment Yes Yes
Height Adjustment Range 100 mm
10 cm
3.937 in
0.3281 ft
130 mm
13 cm
5.1181 in
0.4265 ft
Landscape or Portrait Pivot Support No Yes
Left Pivot 90 °
Right Pivot 90 °
Left or Right Swivel Support Yes Yes
Left Swivel 25 ° 20 °
Right Swivel 25 ° 20 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 20 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 144 Hz 48 Hz - 360 Hz
Horizontal Digital Frequency 30 kHz - 329 kHz 30 kHz - 255 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras Color pre-calibration report
DisplayPort cable (optional)
HDMI cabl (optional)
DisplayPort cable
HDMI cable
USB 3.0 Type-B to Type-A cable
Certificates and Standards
Licenses BSMI
CB
CCC
CE
CEC
CEL
CU
ErP
E-Standby
FCC
ICES-3
J-MOSS
KCC
PSE
RCM
RoHS
TUV-Flicker Free
TUV-Low Blue Light
UkrSEPRO
UL/cUL
VCCI
WEEE
Windows 7 WHQL
Windows 8.1 WHQL
Windows 10 WHQL
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Safe Operating Humidity Level 10 % - 80 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 80 °C
-4 °F - 176 °F
Internal Storage Humidity 5 % - 90 %
Max Operating Altitude 5000
Max Storage Altitude 12192
Asus ROG Strix XG27UQR Dell Alienware AW2521H