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Comparison between Acer Predator XB273K vs Dell Alienware AW2521H

General Info
Model Number Acer Predator XB273K Dell Alienware AW2521H
Price
Type Monitor Monitor
Year 2018 2020
Brand Acer Dell
Model Number Predator XB273K Alienware AW2521H
Alias XB273KPbmiphzx
XB273K Pbmiphzx
Display
Screen Size Class 27" (inches) 25" (inches)
Diagonal Size 26.96 in
68.5 cm
684.7 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 84.43 % 90.11 %
Backlight Source W-LED W-LED
DCI P3 90%
sRGB 100 % 99 %
Adobe RGB 1998 87 % 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 5 ms 2 ms
Display Minimum Response Time 4 ms 1 ms
Display Average Response Time 8 ms 3 ms
Display Maximum Response Time 7 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR HDR10
DisplayHDR 400
3D No No
Size, weight, color
Case Depth 3.4 in
8.6 cm
86.4 mm
0.28 ft
2.87 in
7.3 cm
72.95 mm
0.24 ft
Case Weight 5.12 kg
11 lbs
4.52 kg
10 lbs
Case Width with Stand 24.8 in
63 cm
629.9 mm
2.07 ft
21.9 in
55.6 cm
556.29 mm
1.83 ft
Case Height with Stand 17.36 in
44.1 cm
441 mm
1.45 ft
16.58 in
42.1 cm
421.21 mm
1.38 ft
Case Depth with Stand 12.09 in
30.7 cm
307.1 mm
1.01 ft
9.92 in
25.2 cm
251.92 mm
0.83 ft
Case Weight with Stand 7.2 kg
16 lbs
7.17 kg
16 lbs
Case Color Black Dark Side of the Moon, Lunar Light
Hardware
Built-in Camera No No
Connectivity 1 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
4 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
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
Audio Speakers 2 x 4W
Features
Cool Features Flicker-free technology
HDCP (High-bandwidth Digital Content Protection)
Nvidia ULMB (Ultra Low Motion Blur)
Nvidia G-SYNC Technology
Blue Light Filter
DDC/CI
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 AW2521HF - Dark Side of the Moon
AW2521HFL - Lunar Light
Ergonomics
Case Width 24.8 in
63 cm
629.9 mm
2.07 ft
21.9 in
55.6 cm
556.29 mm
1.83 ft
Case Height 14.8 in
37.6 cm
375.9 mm
1.23 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 Yes Yes
Left Pivot 0 ° 90 °
Right Pivot 90 ° 90 °
Left or Right Swivel Support Yes Yes
Left Swivel 20 ° 20 °
Right Swivel 20 ° 20 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 25 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 24 Hz - 144 Hz 48 Hz - 360 Hz
Horizontal Digital Frequency 52 kHz - 322 kHz 30 kHz - 255 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras DisplayPort cable
Hood
USB 3.0 upstream cable
DisplayPort cable
HDMI cable
USB 3.0 Type-B to Type-A cable
Certificates and Standards
Licenses CE
cUL
ENERGY STAR
FCC Class B
RoHS compliant
TCO Certified Displays
TÜV/GS
UL
VCCI
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 % 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 % 5 % - 90 %
Max Operating Altitude 5000 5000
Max Storage Altitude 12192 12192
Acer Predator XB273K Dell Alienware AW2521H