0 Compare Dell S2718H vs Dell U3821DW - DisplayDB

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Comparison between Dell S2718H vs Dell U3821DW

General Info
Model Number Dell S2718H Dell U3821DW
Price
Type Monitor Monitor
Year 2017 2021
Brand Dell Dell
Model Series UltraSharp
Model Number S2718H U3821DW
Display
Screen Size Class 27" (inches) 38" (inches)
Diagonal Size 27 in
68.6 cm
685.8 mm
2.25 ft
37.52 in
95.3 cm
952.9 mm
3.13 ft
Screen Width 23.54 in
59.8 cm
597.89 mm
1.96 ft
35.04 in
89 cm
890 mm
2.92 ft
Screen Height 13.24 in
33.6 cm
336.31 mm
1.1 ft
15.27 in
38.8 cm
387.8 mm
1.27 ft
Display Curvature 2300
Display Type IPS IPS
Display Bit Depth 8 bits (6 bits + FRC) 10 bits
Frame Rate Control Yes
Max Number of Colors 16777216 1073741824
Bits 24 30
Screen Aspect Ratio 16:9 24:10
Screen Resolution 1920 x 1080 3840 x 1600
Screen Pixel Pitch 0.311 mm 0.229 mm
Screen Pixel Density 81 ppi 109 ppi
Screen-to-Body Ratio 92.06 % 98.38 %
Backlight Source W-LED W-LED
DCI P3 95%
sRGB 99 % 100 %
NTSC 1953 72 %
Screen Brightness 250 cd/m² 300 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Dynamic Screen Contrast 8000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 6 ms 5 ms
Display Average Response Time 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR HDR10 DisplayHDR 600
3D No No
Size, weight, color
Case Depth 1.74 in
4.4 cm
44.2 mm
0.15 ft
4.03 in
10.2 cm
102.4 mm
0.34 ft
Case Weight 3.79 kg
8 lbs
8.8 kg
19 lbs
Case Width with Stand 24.12 in
61.3 cm
612.7 mm
2.01 ft
35.21 in
89.4 cm
894.3 mm
2.93 ft
Case Height with Stand 17.86 in
45.4 cm
453.6 mm
1.49 ft
17.47 in
44.4 cm
443.8 mm
1.46 ft
Case Depth with Stand 6.39 in
16.2 cm
162.2 mm
0.53 ft
9.89 in
25.1 cm
251.2 mm
0.82 ft
Case Weight with Stand 4.98 kg
11 lbs
13.6 kg
30 lbs
Case Color Black Black
Hardware
Built-in Camera No No
Connectivity 1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
1 x HDMI 2.0
1 x D-sub
1 x USB 3.2 (Type-C; upstream; 90W; DP Alt Mode)
4 x USB 3.2 (Type-A; Gen 1; downstream)
2 x HDMI 2.0
1 x 3.5 mm Audio Out (line-out for speakers)
1 x DisplayPort 1.4
1 x Ethernet RJ45
1 x USB 3.2 (Type-B; Gen 1; upstream)
1 x USB 3.2 (Type-C; downstream)
Audio
Audio Speakers 1 x 6W 2 x 9W
Features
Cool Features Low Blue Light
AMD FreeSync technology
Flicker-free technology
Low Blue Light
Picture-by-Picture
Picture-in-Picture
Flicker-free technology
KVM Switch
Extra Features Security lock slot Security lock slot
Ergonomics
Case Width 24.12 in
61.3 cm
612.7 mm
2.01 ft
35.21 in
89.4 cm
894.3 mm
2.93 ft
Case Height 14.04 in
35.7 cm
356.5 mm
1.17 ft
15.44 in
39.2 cm
392.3 mm
1.29 ft
Vesa Mount Support No Yes
VESA Interface Standard Size 75 x 75 100 x 100
Removable VESA Stand Yes Yes
Height Adjustment No Yes
Height Adjustment Range 120 mm
12 cm
4.7244 in
0.3937 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No Yes
Left Swivel 30 °
Right Swivel 30 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 75 Hz 56 Hz - 76 Hz
Horizontal Digital Frequency 31 kHz - 140 kHz 30 kHz - 100 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras D-sub cable
HDMI cable
DisplayPort cable
HDMI cable
USB Type-C cable
USB Type-B 3.2 Gen 1 cable
Certificates and Standards
Licenses CECP
CEL
ENERGY STAR 6.0
ErP
RoHS Compliant
TCO Certified Displays
WEEE
ENERGY STAR 8.0
EPEAT Gold
RoHS
TAA Availability
TCO Certified Displays
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Safe Operating Humidity Level 10 % - 80 % 10 % - 80 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Internal Storage Humidity 5 % - 90 % 5 % - 90 %
Max Operating Altitude 5000 5000
Max Storage Altitude 12192 12192
Dell S2718H Dell U3821DW