HomeArticlesProductsKeywordsCompanies

Compare Acer XR382CQK vs UltraSharp U3821DW vs Dell U2723QE

Connectivity

Ports
1x USB 3.1 (Type-C; upstream; DP Alt Mode), 2x HDMI 2.0 (MHL 2.1), 1x DisplayPort 1.2 (out), 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)
1x USB 3.2 (Type-C; Gen 2; 10 Gbps upstream), 5x USB 3.2 (Type-A; Gen 2; 10 Gbps downstream), 1x HDMI 2.0, 1x DisplayPort 1.4 (out with MST), 1x DisplayPort 1.4 (DSC), 1x Ethernet RJ45, 1x USB (Type-C; downstream; 15W), 1x 3.5 mm Audio Out, 1x USB (Typ...

Construction

Adjustment | Height
130 mm / 5.1181 in
120 mm / 4.7244 in
150 mm / 5.9055 in
Adjustment | Pivot
N/A
N/A
-90° ~ 90°
Adjustment | Swivel
-30° ~ 30°
-30° ~ 30°
-45° ~ 45°
Adjustment | Tilt
-5° ~ 35°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Silver
Black
Black and Silver
Form Factor
Curved monitor
Curved monitor
Speakers
2x 7W
2x 9W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
98.38% screen-to-body ratio
92.8% screen-to-body ratio
Size | Depth
12.16 in / 308.9 mm w/ stand
4.03 in / 102.4 mm w/o stand, 9.89 in / 251.2 mm w/ stand
2.14 in / 54.33 mm w/o stand, 7.28 in / 185 mm w/ stand
Size | Height
18.02 in / 457.6 mm w/ stand
15.44 in / 392.3 mm w/o stand, 17.47 in / 443.8 mm w/ stand
13.9 in / 353.01 mm w/o stand, 15.16 in / 385.18 mm w/ stand
Size | Width
35.31 in / 896.8 mm
35.21 in / 894.3 mm
24.07 in / 611.44 mm
Weight
8.8 kg / 19 lbs w/o stand , 13.6 kg / 30 lbs w/ stand
4.48 kg / 10 lbs w/o stand , 6.64 kg / 15 lbs w/ stand

Display

Aspect Ratio
24:10
24:10
16:9
Brightness
300 nits
300 nits
400 nits
Contrast Ratio
1000:1 (static), 100000000:1 (dynamic)
1000:1 (static)
2000:1 (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, 1073741824 colors
Display Curvature
1900R
2300R
Display Diagonal
38" (37.5 in / 952.5 mm)
38" (37.52 in / 952.9 mm)
27" (26.96 in / 684.667 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H), LG Display
Gamut
100% sRGB
95% DCI-P3, 100% sRGB
98% DCI-P3, 100% sRGB
Pixel Density
110 ppi
109 ppi
163 ppi
Pixel Pitch
0.23 mm
0.229 mm
0.155 mm
Refresh Rate
48 Hz ~ 75 Hz
56 Hz ~ 76 Hz
23 Hz ~ 87 Hz
Resolution
UW4K (3840x1600)
UW4K (3840x1600)
4K (3840x2160)
Response Time
5 ms (min) / 8 ms (avg)
5 ms (min) / 8 ms (avg)
Viewing Angle
172° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 600
Licenses
MPR II
ENERGY STAR 8.0, EPEAT Gold, RoHS, TAA Availability, TCO Certified Displays
EPEAT Gold, Energy Star, RoHS, TUV Rheinland Low Blue Light Certified (Hardware Solution)
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
Video
Flicker-free technology, HDR Ready, Picture-in-Picture, ZeroFrame Design, Picture-by-Picture, Blue Light Filter
Low Blue Light, Picture-by-Picture, Picture-in-Picture, Flicker-free technology, KVM Switch
Dell Power Button Sync (DPBS), Display Stream Compression (DSC), IPS Black panel technology, Multi-Monitor Sync (MMS), KVM Switch, Flicker-free technology, ComfortView Plus, Picture-by-Picture, Dell Display Manager Compatibility, Picture-in-Picture

Performance

Power Consumption
58 W (average) / 0.5 W (sleep) / 0.48 W (off)
36.5 W (average) / 230 W (max) / 0.3 W (sleep) / 0.3 W (off)
25.9 W (average) / 220 W (max) / 0.3 W (sleep) / 0.2 W (off)

Production

Accessory
DisplayPort cable, USB Type-C cable
DisplayPort cable, HDMI cable, USB Type-C cable, USB Type-B 3.2 Gen 1 cable
DisplayPort cable, USB Type-C cable, USB Type-A to Type-B cable
Debut
2021
2021
2022

Reviews

Neofiliac score
64%
90%
86%
Pros
  • Ultra-wide form factor
  • 1900R curvature
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • 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
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 2000:1 contrast ratio
  • 10-bit display panel
  • High 92.8 % screen-to-body ratio
  • Integrated USB-C hub
Cons
  • No publicized HDR support
  • No publicized HDR support

Price

Offers (incl. referral links)
Remove
Remove
Remove
Add up to 4 products to the comparison using the search bar above
Information on this page is provided on an as-is basis. No warranty on accuracy is implied. This page may contain affiliate links to third-party merchants such as Amazon and eBay. If you make a purchase using the supplied link, we may receive a commission. Neofiliac places the utmost respect for your privacy. We use no cookie whatsoever beyond that needed for the proper functioning of the website.