0 Compare Samsung U28R55 vs Dell U3821DW - DisplayDB

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Comparison between Samsung U28R55 vs Dell U3821DW

General Info
Model Number Samsung U28R55 Dell U3821DW
Price
Type Monitor Monitor
Year 2017 2021
Brand Samsung Dell
Model Series UR55 UltraSharp
Model Number U28R55 U3821DW
Alias U28R550
U28R55U0
Display
Screen Size Class 28" (inches) 38" (inches)
Diagonal Size 28 in
71.1 cm
711.2 mm
2.33 ft
37.52 in
95.3 cm
952.9 mm
3.13 ft
Screen Width 24.45 in
62.1 cm
620.928 mm
2.04 ft
35.04 in
89 cm
890 mm
2.92 ft
Screen Height 13.44 in
34.1 cm
341.28 mm
1.12 ft
15.27 in
38.8 cm
387.8 mm
1.27 ft
Display Curvature 2300
Display Type IPS IPS
Display Bit Depth 10 bits 10 bits
Max Number of Colors 1073741824 1073741824
Bits 30 30
Screen Aspect Ratio 16:9 24:10
Screen Resolution 3840 x 2160 3840 x 1600
Screen Pixel Pitch 0.16 mm 0.229 mm
Screen Pixel Density 157 ppi 109 ppi
Screen-to-Body Ratio 88.7 % 98.38 %
Backlight Source W-LED W-LED
DCI P3 95%
sRGB 100 %
Screen Brightness 300 cd/m² 300 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 4 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 2.52 in
6.4 cm
64 mm
0.21 ft
4.03 in
10.2 cm
102.4 mm
0.34 ft
Case Weight 5 kg
11 lbs
8.8 kg
19 lbs
Case Width with Stand 25.15 in
63.9 cm
638.8 mm
2.1 ft
35.21 in
89.4 cm
894.3 mm
2.93 ft
Case Height with Stand 18.87 in
47.9 cm
479.3 mm
1.57 ft
17.47 in
44.4 cm
443.8 mm
1.46 ft
Case Depth with Stand 9.86 in
25.1 cm
250.5 mm
0.82 ft
9.89 in
25.1 cm
251.2 mm
0.82 ft
Case Weight with Stand 5.8 kg
13 lbs
13.6 kg
30 lbs
Case Color Dark Blue Gray Black
Hardware
Built-in Camera No No
Connectivity 1 x 3.5 mm Audio Out
1 x HDMI 2.0
1 x DisplayPort 1.2
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 2 x 4W 2 x 9W
Features
Cool Features Samsung MagicUpscale
Eco Saving Plus
Off Timer Plus
Flicker Free
Picture-by-Picture
Picture-in-Picture
Eye Saver Mode
AMD Radeon FreeSync Technology
Image Size
Samsung MagicBright
Easy Setting Box
Low Blue Light
Picture-by-Picture
Picture-in-Picture
Flicker-free technology
KVM Switch
Extra Features Security lock slot
Ergonomics
Case Width 25.15 in
63.9 cm
638.8 mm
2.1 ft
35.21 in
89.4 cm
894.3 mm
2.93 ft
Case Height 14.72 in
37.4 cm
374 mm
1.23 ft
15.44 in
39.2 cm
392.3 mm
1.29 ft
Vesa Mount Support Yes 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 2 ° 5 °
Backward Tilt 15 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 40 Hz - 60 Hz 56 Hz - 76 Hz
Horizontal Digital Frequency 30 kHz - 100 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras DisplayPort cable
HDMI cable
USB Type-C cable
USB Type-B 3.2 Gen 1 cable
Certificates and Standards
Licenses Windows 10 Certification
TÜV Rheinland Eye Comfort 2.0 Certification
ENERGY STAR 8.0
EPEAT Gold
RoHS
TAA Availability
TCO Certified Displays
Usage and Storage Requirements
Safe Operating Temperature Level 10 °C - 40 °C
50 °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
Internal Storage Humidity 5 % - 90 %
Max Operating Altitude 5000
Max Storage Altitude 12192
Samsung U28R55 Dell U3821DW