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Comparison between AOC Q27U2 vs Dell U2520D

General Info
Model Number AOC Q27U2 Dell U2520D
Price
Type Monitor Monitor
Year 2020 2020
Brand AOC Dell
Model Series UltraSharp
Model Number Q27U2 U2520D
Alias Q27U2D UltraSharp U2520D
Display
Screen Size Class 27" (inches) 25" (inches)
Diagonal Size 26.96 in
68.5 cm
684.7 mm
2.25 ft
24.98 in
63.4 cm
634.4 mm
2.08 ft
Screen Width 23.49 in
59.7 cm
596.736 mm
1.96 ft
21.77 in
55.3 cm
552.96 mm
1.81 ft
Screen Height 13.22 in
33.6 cm
335.664 mm
1.1 ft
12.25 in
31.1 cm
311.04 mm
1.02 ft
Display Type AH-IPS IPS
Display Bit Depth 8 bits 8 bits
Frame Rate Control No No
Max Number of Colors 16777216 16777216
Bits 24 24
Screen Aspect Ratio 16:9 16:9
Screen Resolution 2560 x 1440 2560 x 1440
Screen Pixel Pitch 0.233 mm 0.216 mm
Screen Pixel Density 109 ppi 117 ppi
Screen-to-Body Ratio 92.81 % 91.23 %
Backlight Source W-LED W-LED
DCI P3 92% 95%
sRGB 100 % 99 %
NTSC 1953 83 %
Screen Brightness 400 cd/m² 350 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Dynamic Screen Contrast 50000000 : 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)
HDR DisplayHDR 400 DisplayHDR 400
3D No No
Size, weight, color
Case Depth 1.81 in
4.6 cm
46.1 mm
0.15 ft
1.96 in
5 cm
49.9 mm
0.16 ft
Case Weight 4.59 kg
10 lbs
4.2 kg
9 lbs
Case Width with Stand 24.09 in
61.2 cm
611.9 mm
2.01 ft
22.35 in
56.8 cm
567.7 mm
1.86 ft
Case Height with Stand 15.37 in
39 cm
390.4 mm
1.28 ft
15.07 in
38.3 cm
382.9 mm
1.26 ft
Case Depth with Stand 8.48 in
21.5 cm
215.3 mm
0.71 ft
7.28 in
18.5 cm
185 mm
0.61 ft
Case Weight with Stand 6.51 kg
14 lbs
6.4 kg
14 lbs
Case Color Black Black
Hardware
Built-in Camera No No
Connectivity 2 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
1 x USB (Type-C; upstream; 65W; DP Alt Mode)
4 x USB 3.2 (Type-A; Gen 1; downstream)
1 x USB 3.0 (Type-C; 90W; DisplayPort)
1 x USB 3.0 (Type-C; Gen 1; downstream; 15W)
1 x DisplayPort 1.4 (in)
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4 (out)
1 x HDMI 2.0 (CEC)
1 x USB 3.0 (downstream; BC 1.2 charging at 2A)
2 x USB 3.0 (Type-A; downstream)
Audio
Features
Cool Features DDC2B/CI
Dynamic Colour Boost (DCB) technology
Picture-in-{icture
Flicker-free technology
KVM Switch
HDR Mode
Dynamic Contrast Ratio (DCR) technology
4-sided Narrow Bezel Design
Low Blue Light
Clear Vision
Picture-by-Picture
Flicker-free technology
Low Blue Light
Extra Features Anti-theft stand lock slot - Kensington Security lock slot
Anti-theft stand lock slot
Ergonomics
Case Width 24.09 in
61.2 cm
611.9 mm
2.01 ft
22.35 in
56.8 cm
567.7 mm
1.86 ft
Case Height 13.89 in
35.3 cm
352.7 mm
1.16 ft
13.07 in
33.2 cm
332.1 mm
1.09 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 100 x 100 100 x 100
Removable VESA Stand Yes Yes
Height Adjustment Yes Yes
Height Adjustment Range 150 mm
15 cm
5.9055 in
0.4921 ft
130 mm
13 cm
5.1181 in
0.4265 ft
Landscape or Portrait Pivot Support Yes Yes
Left Pivot 90 ° 90 °
Right Pivot 90 ° 90 °
Left or Right Swivel Support Yes Yes
Left Swivel 30 ° 45 °
Right Swivel 30 ° 45 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 23 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 23 Hz - 75 Hz 60 Hz
Horizontal Digital Frequency 30 kHz - 140 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras HDMI cable DisplayPort cable
USB Type-C to Type-C cable
USB Type-C to Type-A cable
Certificates and Standards
Licenses CCC
CE
CECP
CEL
CH RoHS
cTUVus
Energy Star
FCC
ISO 9241-307
RoHS
TUV Rheinland Low Blue Light
Win10
BFR-free
CEL
ENERGY STAR 6.0
EPEAT
Mercury-free
NFPA 99
PVC-free
RoHS Compliant
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 % - 85 % 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 3657.6 5000
Max Storage Altitude 12192 12192
AOC Q27U2 Dell U2520D