Comparison between Dell E2720HS vs Dell U2721DE

General Info
Model Number	Dell E2720HS	Dell U2721DE

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2020
Brand	Dell	Dell
Model Number	E2720HS	U2721DE
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Type	IPS	IPS
Display Bit Depth	8 bits	8 bits
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	2560 x 1440
Screen Pixel Pitch	0.311 mm	0.233 mm
Screen Pixel Density	81 ppi	109 ppi
Screen-to-Body Ratio		92.16 %
Backlight Source	W-LED	W-LED
DCI P3		89%
sRGB		99 %
NTSC 1953	72 %
Screen Brightness	300 cd/m²	350 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	5 ms	5 ms
Display Average Response Time	8 ms	8 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth		1.54 in 3.9 cm 39 mm 0.13 ft
Case Weight	4.54 kg 10 lbs	4.19 kg 9 lbs
Case Width with Stand	24.46 in 62.1 cm 621.284 mm 2.04 ft	24.1 in 61.2 cm 612.2 mm 2.01 ft
Case Height with Stand	16.07 in 40.8 cm 408.3 mm 1.34 ft	15.36 in 39 cm 390.2 mm 1.28 ft
Case Depth with Stand	7.36 in 18.7 cm 186.944 mm 0.61 ft	7.09 in 18 cm 180 mm 0.59 ft
Case Weight with Stand	6.11 kg 13 lbs	6.24 kg 14 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x D-sub	1 x USB 3.1 (Type-C; upstream; DP; 65W) 1 x Ethernet RJ45 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 (Output MST) 1 x HDMI 1.4 2 x USB 3.0 (downstream) 2 x USB 3.0 (downstream; BC 1.2)
Audio
Features
Cool Features	HDCP (High-bandwidth Digital Content Protection) 1.2 Low Blue Light PowerNap Dell Display Manager Flicker-free technology	Flicker-free technology Low Blue Light
Extra Features	Security lock slot	Security lock slot
Ergonomics
Case Width	24.46 in 62.1 cm 621.284 mm 2.04 ft	24.1 in 61.2 cm 612.2 mm 2.01 ft
Case Height		13.98 in 35.5 cm 355 mm 1.16 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	100 mm 10 cm 3.937 in 0.3281 ft	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		40 °
Right Swivel		40 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	56 Hz - 76 Hz
Horizontal Digital Frequency		30 kHz - 90 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable VGA cable (EMEA and Japan only)	DisplayPort cable USB Type-C to Type-C cable
Certificates and Standards
Licenses	Energy Star EPEAT TCO Certified Display	ENERGY STAR EPEAT TCO Certified RoHS NFPA 99
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 E2720HS

Dell U2721DE