Comparison between Dell P1917S vs Dell U2520D

General Info
Model Number	Dell P1917S	Dell U2520D

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2016	2020
Brand	Dell	Dell
Model Series		UltraSharp
Model Number	P1917S	U2520D
Alias		UltraSharp U2520D
Display
Screen Size Class	19" (inches)	25" (inches)
Diagonal Size	18.9 in 48 cm 480 mm 1.57 ft	24.98 in 63.4 cm 634.4 mm 2.08 ft
Screen Width	14.76 in 37.5 cm 374.78 mm 1.23 ft	21.77 in 55.3 cm 552.96 mm 1.81 ft
Screen Height	11.8 in 30 cm 299.83 mm 0.98 ft	12.25 in 31.1 cm 311.04 mm 1.02 ft
Display Type	IPS	IPS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	Yes	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	5:4	16:9
Screen Resolution	1280 x 1024	2560 x 1440
Screen Pixel Pitch	0.293 mm	0.216 mm
Screen Pixel Density	86 ppi	117 ppi
Screen-to-Body Ratio	82.87 %	91.23 %
Backlight Source	W-LED	W-LED
DCI P3		95%
sRGB		99 %
Screen Brightness	250 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	4000000 : 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	8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth	1.98 in 5 cm 50.3 mm 0.17 ft	1.96 in 5 cm 49.9 mm 0.16 ft
Case Weight	2.6 kg 6 lbs	4.2 kg 9 lbs
Case Width with Stand	15.97 in 40.6 cm 405.6 mm 1.33 ft	22.35 in 56.8 cm 567.7 mm 1.86 ft
Case Height with Stand	14.54 in 36.9 cm 369.3 mm 1.21 ft	15.07 in 38.3 cm 382.9 mm 1.26 ft
Case Depth with Stand	7.09 in 18 cm 180 mm 0.59 ft	7.28 in 18.5 cm 185 mm 0.61 ft
Case Weight with Stand	5.13 kg 11 lbs	6.4 kg 14 lbs
Case Color	Gray	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.0 (upstream) 1 x HDMI 1.4 1 x D-sub 1 x DisplayPort 1.2 2 x USB 2.0 (downstream) 2 x USB 3.0 (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		Flicker-free technology Low Blue Light
Extra Features	Security lock slot	Security lock slot Anti-theft stand lock slot
Ergonomics
Case Width	15.97 in 40.6 cm 405.6 mm 1.33 ft	22.35 in 56.8 cm 567.7 mm 1.86 ft
Case Height	13.16 in 33.4 cm 334.3 mm 1.1 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	130 mm 13 cm 5.1181 in 0.4265 ft	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	0 °	90 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	45 °	45 °
Right Swivel	45 °	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 76 Hz	60 Hz
Horizontal Digital Frequency	30 kHz - 81 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	D-sub cable DisplayPort cable USB 3.0 upstream cable	DisplayPort cable USB Type-C to Type-C cable USB Type-C to Type-A cable
Certificates and Standards
Licenses	ENERGY STAR 6.0 Epeat Gold RoHS Compliant TCO Certified Displays	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 % - 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 P1917S

Dell U2520D