Premium subscription

Limited offer: $9.99 FREE

Subscription benefits:

  • Receive exclusive deals
  • Receive promo codes for monitors and TVs
  • Be the first to read our premium content

As Amazon associates we earn from qualifying purchases.

Comparison between Acer Predator X28 bmiiprzx vs Dell Alienware AW2521H

General Info
Model Number Acer Predator X28 bmiiprzx Dell Alienware AW2521H
Price
Type Monitor Monitor
Year 2021 2020
Brand Acer Dell
Model Number Predator X28 bmiiprzx Alienware AW2521H
Alias Predator X28
Display
Screen Size Class 28" (inches) 25" (inches)
Diagonal Size 27.9 in
70.9 cm
708.538 mm
2.32 ft
24.5 in
62.2 cm
622.28 mm
2.04 ft
Screen Width 24.45 in
62.1 cm
620.928 mm
2.04 ft
21.41 in
54.4 cm
543.744 mm
1.78 ft
Screen Height 13.44 in
34.1 cm
341.28 mm
1.12 ft
11.91 in
30.3 cm
302.616 mm
0.99 ft
Display Type IPS IPS
Display Bit Depth 10 bits 8 bits
Frame Rate Control 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 0.161 mm 0.283 mm
Screen Pixel Density 157 ppi 89 ppi
Screen-to-Body Ratio 91.18 % 90.11 %
Backlight Source W-LED W-LED
DCI P3 90%
sRGB 99 %
Adobe RGB 1998 73 %
Screen Brightness 300 cd/m² 430 cd/m²
Max Screen Brightness 400 cd/m² 460 cd/m²
Static Screen Contrast 1000 : 1 1300 : 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 Anti-glare/Matte (3H)
HDR DisplayHDR 400
3D No No
Size, weight, color
Case Depth 2.57 in
6.5 cm
65.2 mm
0.21 ft
2.87 in
7.3 cm
72.95 mm
0.24 ft
Case Weight 5.25 kg
12 lbs
4.52 kg
10 lbs
Case Width with Stand 25.06 in
63.6 cm
636.4 mm
2.09 ft
21.9 in
55.6 cm
556.29 mm
1.83 ft
Case Height with Stand 16.45 in
41.8 cm
417.9 mm
1.37 ft
16.58 in
42.1 cm
421.21 mm
1.38 ft
Case Depth with Stand 12.09 in
30.7 cm
307.2 mm
1.01 ft
9.92 in
25.2 cm
251.92 mm
0.83 ft
Case Weight with Stand 7.4 kg
16 lbs
7.17 kg
16 lbs
Case Color Black and Dark Silver Dark Side of the Moon, Lunar Light
Hardware
Built-in Camera No No
Connectivity 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)
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 2W
Features
Cool Features 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
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 25.06 in
63.6 cm
636.4 mm
2.09 ft
21.9 in
55.6 cm
556.29 mm
1.83 ft
Case Height 14.38 in
36.5 cm
365.2 mm
1.2 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 115 mm
11.5 cm
4.5276 in
0.3773 ft
130 mm
13 cm
5.1181 in
0.4265 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 25 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 24 Hz - 152 Hz 48 Hz - 360 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 cable
DisplayPort cable
HDMI cable
USB 3.0 Type-B to Type-A 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
Acer Predator X28 bmiiprzx Dell Alienware AW2521H