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Compare Alienware AW2721D vs Alienware AW2720HF vs Dell Alienware AW2521H

Reviews

Neo score
94%
56%
72%
Pros
  • DisplayHDR 600
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • High 92.6 % screen-to-body ratio
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • Support for NVIDIA G-SYNC
  • High 90.11 % screen-to-body ratio
Cons
  • No publicized HDR support
  • 8-bit display panel
  • No publicized HDR support
  • 8-bit display panel

Price

MSRP
1190 USD
610 USD
970 USD
Offers (incl. referral links)

Connectivity

Ports
2x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out (line-out for speakers), 1x 3.5 mm Audio Out (headphones), 4x USB 3.2 (Type-A; Gen 1; downstream), 1x USB 3.2 (Type-B; Gen 1; upstream)
1x USB 3.1 (Gen 1; BC 1.2), 2x USB 3.1 (Gen 1; downstream), 1x DisplayPort 1.2, 2x 3.5 mm Audio Out, 2x HDMI 2.0, 1x USB 3.0 (Type-B; upstream), 1x USB 3.1 (Gen 1)
1x USB 3.0 (Type-B; upstream), 2x HDMI 2.0, 1x 3.5 mm Audio Out (headphones), 1x 3.5 mm Audio Out (line-out), 1x DisplayPort 1.2, 3x USB 3.0 (Type-A; downstream), 1x USB 3.0 (Type-A; downstream; BC 1.2 2A)

Construction

Adjustment | Height
130 mm / 5.1181 in
130 mm / 5.1181 in
130 mm / 5.1181 in
Adjustment | Pivot
-90° ~ 90°
-90° ~ 90°
-90° ~ 90°
Adjustment | Swivel
-20° ~ 20°
-20° ~ 20°
-20° ~ 20°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Black
Black
Black
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
92.6% screen-to-body ratio
89.12% screen-to-body ratio
90.11% screen-to-body ratio
Size | Depth
3.24 in / 82.4 mm w/o stand, 9.92 in / 251.9 mm w/ stand
3.1 in / 78.7 mm w/o stand, 9.92 in / 251.9 mm w/ stand
2.87 in / 72.95 mm w/o stand, 9.92 in / 251.92 mm w/ stand
Size | Height
14.02 in / 356 mm w/o stand, 17.44 in / 443.1 mm w/ stand
14.44 in / 366.83 mm w/o stand, 17.44 in / 443.1 mm w/ stand
12.92 in / 328.24 mm w/o stand, 16.58 in / 421.21 mm w/ stand
Size | Width
23.93 in / 607.7 mm
24.12 in / 612.7 mm
21.9 in / 556.29 mm
Weight
6.3 kg / 14 lbs w/o stand , 10.9 kg / 24 lbs w/ stand
4.6 kg / 10 lbs w/o stand , 8.8 kg / 19 lbs w/ stand
3.55 kg / 8 lbs w/o stand , 7.17 kg / 16 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
16:9
Brightness
450 nits / 600 nits (peak)
350 nits
400 nits
Contrast Ratio
1000:1 (static)
1000:1 (static)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
8 bits, 16777216 colors
8 bits, 16777216 colors
Display Diagonal
27" (26.96 in / 684.667 mm)
27" (26.97 in / 685 mm)
25" (24.5 in / 622.3 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
98% DCI-P3, 131.3% sRGB
99% sRGB
99% sRGB
Input Lag
3 ms
Pixel Density
109 ppi
81 ppi
89 ppi
Pixel Pitch
0.233 mm
0.311 mm
0.283 mm
Refresh Rate
1 Hz ~ 240 Hz
48 Hz ~ 240 Hz
48 Hz ~ 360 Hz
Resolution
QHD (2560x1440)
FHD (1920x1080)
FHD (1920x1080)
Response Time
1 ms (min) / 3 ms (avg)
1 ms (min)
1 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 600
Licenses
CECP, CEL, ENERGY STAR, RoHS Compliant, TCO Certified Displays, TUV Rheonland Eye Safety Certified
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
NVIDIA G-SYNC
AMD FreeSync
NVIDIA G-SYNC, AMD FreeSync Premium
Video
ComfortView, Flicker-free technology, Nano IPS, Picture-by-Picture, Low Blue Light, AlienFX Lighting, Picture-in-Picture, Ambient Light Sensor
Built in cable-management, Flicker-free technology, Dynamic on-screen display, AlienFX custom lighting
Low Blue Light, Flicker-free technology

Performance

Power Consumption
31 W (average) / 95 W (max) / 0.3 W (sleep) / 0.2 W (off)
29 W (average) / 73 W (max) / 20 W (eco) / 0.3 W (sleep) / 0.3 W (off)
24 W (average) / 72 W (max) / 12.8 W (eco) / 0.3 W (sleep) / 0.3 W (off)

Production

Accessory
DisplayPort cable, Mini-DisplayPort to DisplayPort Cable, USB Type-B 3.2 Gen 1 cable
DisplayPort cable, HDMI cable, USB 3.0 upstream cable, Stand base, Stand riser, I/O cover
DisplayPort cable, HDMI cable, USB 3.0 Type-B to Type-A cable
Debut
2020
2019
2020
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