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Comparison between Dell Alienware AW2521H vs Acer Predator X28 bmiiprzx

General Info
Model Number Dell Alienware AW2521H Acer Predator X28 bmiiprzx
Price
Type Monitor Monitor
Year 2020 2021
Brand Dell Acer
Model Number Alienware AW2521H Predator X28 bmiiprzx
Alias Predator X28
Display
Screen Size Class 25" (inches) 28" (inches)
Diagonal Size 24.5 in
62.2 cm
622.28 mm
2.04 ft
27.9 in
70.9 cm
708.538 mm
2.32 ft
Screen Width 21.41 in
54.4 cm
543.744 mm
1.78 ft
24.45 in
62.1 cm
620.928 mm
2.04 ft
Screen Height 11.91 in
30.3 cm
302.616 mm
0.99 ft
13.44 in
34.1 cm
341.28 mm
1.12 ft
Display Type IPS IPS
Display Bit Depth 8 bits 10 bits
Frame Rate Control No
Max Number of Colors 16777216 1073741824
Bits 24 30
Screen Aspect Ratio 16:9 16:9
Screen Resolution 1920 x 1080 3840 x 2160
Screen Pixel Pitch 0.283 mm 0.161 mm
Screen Pixel Density 89 ppi 157 ppi
Screen-to-Body Ratio 90.11 % 91.18 %
Backlight Source W-LED W-LED
DCI P3 90%
sRGB 99 %
Adobe RGB 1998 73 %
Screen Brightness 430 cd/m² 300 cd/m²
Max Screen Brightness 460 cd/m² 400 cd/m²
Static Screen Contrast 1300 : 1 1000 : 1
Dynamic Screen Contrast 100000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 2 ms
Display Minimum Response Time 1 ms 1 ms
Display Average Response Time 3 ms
Display Maximum Response Time 7 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte
HDR DisplayHDR 400
3D No No
Size, weight, color
Case Depth 2.87 in
7.3 cm
72.95 mm
0.24 ft
2.57 in
6.5 cm
65.2 mm
0.21 ft
Case Weight 4.52 kg
10 lbs
5.25 kg
12 lbs
Case Width with Stand 21.9 in
55.6 cm
556.29 mm
1.83 ft
25.06 in
63.6 cm
636.4 mm
2.09 ft
Case Height with Stand 16.58 in
42.1 cm
421.21 mm
1.38 ft
16.45 in
41.8 cm
417.9 mm
1.37 ft
Case Depth with Stand 9.92 in
25.2 cm
251.92 mm
0.83 ft
12.09 in
30.7 cm
307.2 mm
1.01 ft
Case Weight with Stand 7.17 kg
16 lbs
7.4 kg
16 lbs
Case Color Dark Side of the Moon, Lunar Light Black and Dark Silver
Hardware
Built-in Camera No No
Connectivity 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)
1 x USB 3.0 (Type-B; upstream)
2 x HDMI 2.0
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4
1 x USB 2.0 (Type-A; downstream)
3 x USB 3.0 (Type-A; downstream)
Audio
Audio Speakers 2 x 2W
Features
Cool Features Flicker-free technology
Low Blue Light
NVIDIA Reflex Latency Analyzer
Ventilation and cooling design
NVIDIA G-SYNC technology
AlienFX RGB lights
AMD FreeSync Premium
Acer Display Widget
ZeroFrame Design
Agile-Splendor IPS
NVIDIA Esports Mode
Dark Boost technology
LightSense
ProxiSense
NVIDIA Reflex Latency Analyzer
Flicker-free technology
ColorSense
Acer BluelightShield Pro
Predator GameView technology
Low Blue Light
Acer VisionCare 3.0
NVIDIA G-Sync technology
Extra Features AW2521HF - Dark Side of the Moon
AW2521HFL - Lunar Light
Ergonomics
Case Width 21.9 in
55.6 cm
556.29 mm
1.83 ft
25.06 in
63.6 cm
636.4 mm
2.09 ft
Case Height 12.92 in
32.8 cm
328.24 mm
1.08 ft
14.38 in
36.5 cm
365.2 mm
1.2 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 130 mm
13 cm
5.1181 in
0.4265 ft
115 mm
11.5 cm
4.5276 in
0.3773 ft
Landscape or Portrait Pivot Support Yes Yes
Left Pivot 90 ° 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 21 ° 25 °
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 360 Hz 24 Hz - 152 Hz
Horizontal Digital Frequency 30 kHz - 255 kHz 30 kHz - 255 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras DisplayPort cable
HDMI cable
USB 3.0 Type-B to Type-A cable
DisplayPort cable
HDMI cable
USB 3.0 cable
Certificates and Standards
Licenses MPR II
TUV Eyesafe Certified
Windows 10
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
Safe Operating Humidity Level 10 % - 80 %
Internal Storage Temperature -20 °C - 80 °C
-4 °F - 176 °F
Internal Storage Humidity 5 % - 90 %
Max Operating Altitude 5000
Max Storage Altitude 12192
Dell Alienware AW2521H Acer Predator X28 bmiiprzx