Compare Acer CB382CUR vs Alienware AW3821DW vs Alienware AW2721D
Connectivity
Ports
1x USB 3.1 (Type-C; upstream; 90W; DP Alt Mode), 2x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.2 (in), 4x USB 3.0 (Type-A; downstream), 1x USB 3.0 (Type-B; upstream)
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)
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)
Construction
Adjustment | Height
150 mm / 5.9055 in
130 mm / 5.1181 in
130 mm / 5.1181 in
Adjustment | Pivot
N/A
N/A
-90° ~ 90°
Adjustment | Swivel
-180° ~ 180°
-20° ~ 20°
-20° ~ 20°
Adjustment | Tilt
-5° ~ 35°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Silver
Black
Black
Form Factor
Curved monitor
Curved monitor
Speakers
2x 7W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
90.25% screen-to-body ratio
90.21% screen-to-body ratio
92.6% screen-to-body ratio
Size | Depth
4.98 in / 126.6 mm w/o stand, 10.59 in / 269 mm w/ stand
5.12 in / 130.1 mm w/o stand, 11.56 in / 293.5 mm w/ stand
3.24 in / 82.4 mm w/o stand, 9.92 in / 251.9 mm w/ stand
Size | Height
15.8 in / 401.2 mm w/o stand, 17.58 in / 446.5 mm w/ stand
15.72 in / 399.4 mm w/o stand, 17.7 in / 449.7 mm w/ stand
14.02 in / 356 mm w/o stand, 17.44 in / 443.1 mm w/ stand
Size | Width
35.31 in / 896.9 mm
35.23 in / 894.9 mm
23.93 in / 607.7 mm
Weight
10.06 kg / 22 lbs w/o stand , 13.95 kg / 31 lbs w/ stand
7.9 kg / 17 lbs w/o stand , 12.1 kg / 27 lbs w/ stand
6.3 kg / 14 lbs w/o stand , 10.9 kg / 24 lbs w/ stand
Display
Aspect Ratio
24:10
24:10
16:9
Brightness
300 nits
450 nits / 600 nits (peak)
450 nits / 600 nits (peak)
Contrast Ratio
1000:1 (static), 100000000:1 (dynamic)
1000:1 (static)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
10 bits, 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
Display Curvature
1900R
2300R
Display Diagonal
38" (37.5 in / 952.5 mm)
38" (37.5 in / 952.5 mm)
27" (26.96 in / 684.667 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H), LG Display
IPS, Anti-glare/Matte (3H)
Gamut
95% DCI-P3, 100% sRGB
95% DCI-P3, 130.6% sRGB
98% DCI-P3, 131.3% sRGB
Input Lag
3 ms
Pixel Density
110 ppi
111 ppi
109 ppi
Pixel Pitch
0.23 mm
0.229 mm
0.233 mm
Refresh Rate
48 Hz ~ 75 Hz
24 Hz ~ 144 Hz
1 Hz ~ 240 Hz
Resolution
UW4K (3840x1600)
UW4K (3840x1600)
QHD (2560x1440)
Response Time
1 ms (min) / 3 ms (avg)
1 ms (min) / 3 ms (avg)
Viewing Angle
172° H / 178° V
178° H / 178° V
178° H / 178° V
Function
HDR
HDR10
DisplayHDR 600
DisplayHDR 600
Licenses
CCC, CE, EAC, EnergyStar, EPEAT, FCC, ISO 0241-307, MPR II, RoHS, TCO Certified Displays 8.0, VCCI
CECP, CEL, ENERGY STAR, RoHS Compliant, TCO Certified Displays, TUV Rheonland Eye Safety Certified
CECP, CEL, ENERGY STAR, RoHS Compliant, TCO Certified Displays, TUV Rheonland Eye Safety Certified
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
AMD FreeSync
NVIDIA G-SYNC
NVIDIA G-SYNC
Video
Blue Light Filter, Flicker-free technology, KVM Switch, Picture-in-Picture, Picture-by-Picture, HDR Ready, 6-axis color adjustment, ZeroFrame Design
ComfortView, Flicker-free technology, Nano IPS, Picture-by-Picture, Low Blue Light, AlienFX Lighting, Picture-in-Picture, Ambient Light Sensor
ComfortView, Flicker-free technology, Nano IPS, Picture-by-Picture, Low Blue Light, AlienFX Lighting, Picture-in-Picture, Ambient Light Sensor
Performance
Energy Efficiency
G
Power Consumption
42 W (average) / 65 W (max) / 0.5 W (sleep) / 0.3 W (off)
46.35 W (average) / 125 W (max) / 0.3 W (sleep) / 0.2 W (off)
31 W (average) / 95 W (max) / 0.3 W (sleep) / 0.2 W (off)
Production
Accessory
DisplayPort cable (optional), HDMI cable (optional), USB 3.1 Type-C cable (optional), USB Type-A to Type-B cable (optional)
DisplayPort cable, HDMI cable, Mini-DisplayPort to DisplayPort Cable, USB Type-B 3.2 Gen 1 cable
DisplayPort cable, Mini-DisplayPort to DisplayPort Cable, USB Type-B 3.2 Gen 1 cable
Debut
2021
2020
2020
Reviews
Neofiliac score
87%
94%
94%
Pros
- Ultra-wide form factor
- 1900R curvature
- Rich color reproduction
- Stand with tilt, swivel, and height adjustments
- High 1000:1 contrast ratio
- 10-bit display panel
- High 90.25 % screen-to-body ratio
- Build-in speakers included
- 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 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
Cons
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