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Compare Acer CB382CUR vs UltraSharp U3821DW vs Dell UltraSharp U4919DW

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)
1x USB 3.2 (Type-C; upstream; 90W; DP Alt Mode), 4x USB 3.2 (Type-A; Gen 1; downstream), 2x HDMI 2.0, 1x 3.5 mm Audio Out (line-out for speakers), 1x DisplayPort 1.4, 1x Ethernet RJ45, 1x USB 3.2 (Type-B; Gen 1; upstream), 1x USB 3.2 (Type-C; downstream)
2x USB 3.0 upstream + 5x USB 3.0 downstream + 1x USB-C (DP 1.4) + 1x DisplayPort 1.4 + 2x HDMI 2.0 + 1x Headphone

Construction

Adjustment | Height
150 mm / 5.9055 in
120 mm / 4.7244 in
Adjustment | Pivot
N/A
N/A
Adjustment | Swivel
-180° ~ 180°
-30° ~ 30°
-170° ~ 170°
Adjustment | Tilt
-5° ~ 35°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
Colors
Silver
Black
Form Factor
Curved monitor
Curved monitor
Curved professional monitor
Speakers
2x 7W
2x 9W
VESA Mount
100 x 100 mm
100 x 100 mm
100x100 mm

Dimensions

Bezels
90.25% screen-to-body ratio
98.38% screen-to-body ratio
Size | Depth
4.98 in / 126.6 mm w/o stand, 10.59 in / 269 mm w/ stand
4.03 in / 102.4 mm w/o stand, 9.89 in / 251.2 mm w/ stand
4.3 inch w/o stand
Size | Height
15.8 in / 401.2 mm w/o stand, 17.58 in / 446.5 mm w/ stand
15.44 in / 392.3 mm w/o stand, 17.47 in / 443.8 mm w/ stand
14.6 inch w/o stand
Size | Width
35.31 in / 896.9 mm
35.21 in / 894.3 mm
47.8 inch
Weight
10.06 kg / 22 lbs w/o stand , 13.95 kg / 31 lbs w/ stand
8.8 kg / 19 lbs w/o stand , 13.6 kg / 30 lbs w/ stand
29.1 lbs

Display

Aspect Ratio
24:10
24:10
32:9
Brightness
300 nits
300 nits
350 nits
Contrast Ratio
1000:1 (static), 100000000:1 (dynamic)
1000:1 (static)
1000:1
Display Backlight
W-LED
W-LED
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
10 bits, 1073741824 colors
1.07 billion (10-bit)
Display Curvature
1900R
2300R
3800R
Display Diagonal
38" (37.5 in / 952.5 mm)
38" (37.52 in / 952.9 mm)
49 inch
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
IPS
Gamut
95% DCI-P3, 100% sRGB
95% DCI-P3, 100% sRGB
99% sRGB
Pixel Density
110 ppi
109 ppi
109 ppi
Pixel Pitch
0.23 mm
0.229 mm
0.234 mm
Refresh Rate
48 Hz ~ 75 Hz
56 Hz ~ 76 Hz
60 Hz
Resolution
UW4K (3840x1600)
UW4K (3840x1600)
5120x1440
Response Time
5 ms (min) / 8 ms (avg)
5 ms gray to gray in Fast mode, 8 ms gray to gray in Normal mode
Viewing Angle
172° H / 178° V
178° H / 178° V
178 degree

Function

HDR
HDR10
DisplayHDR 600
Licenses
CCC, CE, EAC, EnergyStar, EPEAT, FCC, ISO 0241-307, MPR II, RoHS, TCO Certified Displays 8.0, VCCI
ENERGY STAR 8.0, EPEAT Gold, RoHS, TAA Availability, TCO Certified Displays
Operating Humidity
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0° to 40°C
Variable Framerate
AMD FreeSync
Video
Blue Light Filter, Flicker-free technology, KVM Switch, Picture-in-Picture, Picture-by-Picture, HDR Ready, 6-axis color adjustment, ZeroFrame Design
Low Blue Light, Picture-by-Picture, Picture-in-Picture, Flicker-free technology, KVM Switch

Performance

Energy Efficiency
G
Power Consumption
42 W (average) / 65 W (max) / 0.5 W (sleep) / 0.3 W (off)
36.5 W (average) / 230 W (max) / 0.3 W (sleep) / 0.3 W (off)
60 W (typical) / 230 W (max)
Power Supply
90W Power Delivery via USB-C

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, USB Type-C cable, USB Type-B 3.2 Gen 1 cable
Debut
2021
2021
2019

Reviews

Neofiliac score
87%
90%
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
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • High 98.38 % screen-to-body ratio
  • Build-in speakers included
  • Bright, high-contrast IPS panel
  • Bright, contrast-rich panel
  • Wide viewing angles
Cons
  • Mediocre color accuracy

Price

Offers (incl. referral links)
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