Comparison between Lenovo ThinkVision E27q-20 vs Dell S2721HS

General Info
Model Number	Lenovo ThinkVision E27q-20	Dell S2721HS

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2021	2020
Brand	Lenovo	Dell
Model Number	ThinkVision E27q-20	S2721HS
Alias	62D0GAR1	S2721HSX
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	27 in 68.6 cm 685.891 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	23.54 in 59.8 cm 597.89 mm 1.96 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.24 in 33.6 cm 336.312 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	2560 x 1440	1920 x 1080
Screen Pixel Pitch	0.233 mm	0.311 mm
Screen Pixel Density	109 ppi	81 ppi
Screen-to-Body Ratio	88.8 %	90.67 %
Backlight Source	W-LED	W-LED
sRGB	99 %
NTSC 1953		72 %
Screen Brightness	350 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	3000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms	4 ms
Display Average Response Time	6 ms	8 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	1.82 in 4.6 cm 46.2 mm 0.15 ft	2.13 in 5.4 cm 54 mm 0.18 ft
Case Weight	4.5 kg 10 lbs	4.3 kg 9 lbs
Case Width with Stand	24.16 in 61.4 cm 613.6 mm 2.01 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height with Stand	16.5 in 41.9 cm 419 mm 1.37 ft	15.71 in 39.9 cm 399 mm 1.31 ft
Case Depth with Stand	8.66 in 22 cm 220 mm 0.72 ft	6.88 in 17.5 cm 174.7 mm 0.57 ft
Case Weight with Stand	6.6 kg 15 lbs	6 kg 13 lbs
Case Color	Raven Black	Black, Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x DisplayPort 1.2	1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 2W
Features
Cool Features	Low Blue Light 3-side NearEdgeless Design Flicker-free technology	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington S2721HS - silver S2721HSX - black
Ergonomics
Case Width	24.16 in 61.4 cm 613.6 mm 2.01 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height	14.47 in 36.8 cm 367.6 mm 1.21 ft	14.31 in 36.4 cm 363.6 mm 1.19 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	155 mm 15.5 cm 6.1024 in 0.5085 ft	110 mm 11 cm 4.3307 in 0.3609 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	180 °	30 °
Right Swivel	180 °	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	22 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 75 Hz	48 Hz - 75 Hz
Horizontal Digital Frequency		30 kHz - 83 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable	HDMI cable
Certificates and Standards
Licenses	CCC China Energy Efficiency Standard Tier 1 Eyesafe Certification ENERGY STAR 8.0 EPEAT Silver RoHS (EU 2002/95/EC) TCO 8.0 TCO Edge 2.0 TÜV Rheinland Eye Comfort TÜV Low Blue Light (Hardware Solution) TÜV Rheinland Flicker Free Windows Certification	ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 45 °C 32 °F - 113 °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 % - 95 %	5 % - 90 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

Lenovo ThinkVision E27q-20

Dell S2721HS