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Compare Alienware AW3821DW vs Acer Predator X38 vs Acer Predator XB323U

Connectivity

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

Construction

Adjustment | Height
130 mm / 5.1181 in
130 mm / 5.1181 in
110 mm / 4.3307 in
Adjustment | Pivot
N/A
N/A
-0° ~ 90°
Adjustment | Swivel
-20° ~ 20°
-30° ~ 30°
N/A
Adjustment | Tilt
-5° ~ 21°
-5° ~ 25°
-5° ~ 25°
Camera
No
No
No
Colors
Black
Black
Black
Form Factor
Curved monitor
Curved monitor
Speakers
2x 7W
2x 2W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
90.21% screen-to-body ratio
Size | Depth
5.12 in / 130.1 mm w/o stand, 11.56 in / 293.5 mm w/ stand
9.3 in / 236.27 mm w/ stand
Size | Height
15.72 in / 399.4 mm w/o stand, 17.7 in / 449.7 mm w/ stand
15.66 in / 397.84 mm w/ stand
Size | Width
35.23 in / 894.9 mm
21.96 in / 557.79 mm
Weight
7.9 kg / 17 lbs w/o stand , 12.1 kg / 27 lbs w/ stand
5.8 kg / 13 lbs w/o stand

Display

Aspect Ratio
24:10
24:10
16:9
Brightness
450 nits / 600 nits (peak)
450 nits
350 nits / 600 nits (peak)
Contrast Ratio
1000:1 (static)
1000:1 (static), 5000000:1 (dynamic)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits, 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
10 bits, 1073741824 colors
Display Curvature
2300R
2300R
Display Diagonal
38" (37.5 in / 952.5 mm)
38" (37.5 in / 952.5 mm)
32" (31.57 in / 801.858 mm)
Display Type
IPS, Anti-glare/Matte (3H), LG Display
IPS, Anti-glare/Matte (3H), LG Display
IPS, Anti-glare/Matte
Gamut
95% DCI-P3, 130.6% sRGB
98% DCI-P3, 135% sRGB
99% Adobe RGB
Pixel Density
111 ppi
110 ppi
93 ppi
Pixel Pitch
0.229 mm
0.23 mm
0.233 mm
Refresh Rate
24 Hz ~ 144 Hz
144 Hz
48 Hz ~ 165 Hz
Resolution
UW4K (3840x1600)
UW4K (3840x1600)
QHD (2560x1440)
Response Time
1 ms (min) / 3 ms (avg)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 600
DisplayHDR 400
DisplayHDR 600
Licenses
CECP, CEL, ENERGY STAR, RoHS Compliant, TCO Certified Displays, TUV Rheonland Eye Safety Certified
EnergyStar
Operating Humidity
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
NVIDIA G-SYNC
NVIDIA G-SYNC
NVIDIA G-SYNC
Video
ComfortView, Flicker-free technology, Nano IPS, Picture-by-Picture, Low Blue Light, AlienFX Lighting, Picture-in-Picture, Ambient Light Sensor
Dark Boost, Flicker-free technology, Nano IPS, Quantum Dot Color, HDCP (High-bandwidth Digital Content Protection), Acer HDR Ultra, ComfyView
HDR Ultra, Low Blue Light, Adaptive-Sync Technology, Flicker-free technology

Performance

Power Consumption
46.35 W (average) / 125 W (max) / 0.3 W (sleep) / 0.2 W (off)
120 W (average) / 1.2 W (sleep) / 0.3 W (off)
32 W (average) / 0.5 W (sleep)

Production

Accessory
DisplayPort cable, HDMI cable, Mini-DisplayPort to DisplayPort Cable, USB Type-B 3.2 Gen 1 cable
DisplayPort cable, HDMI cable
DisplayPort cable
Debut
2020
2019
2020

Reviews

Neofiliac score
94%
90%
83%
Pros
  • DisplayHDR 600
  • Ultra-wide form factor
  • 2300 curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • DisplayHDR 400
  • Ultra-wide form factor
  • 2300R curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • Build-in speakers included
  • DisplayHDR 600
  • Stand with tilt, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • Build-in speakers included
Cons

Price

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