Comparison between Lenovo Q27q-1L vs Dell S2421HGF

General Info
Model Number	Lenovo Q27q-1L	Dell S2421HGF

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2020
Brand	Lenovo	Dell
Model Number	Q27q-1L	S2421HGF
Alias	66C1GAC3 66C1GCC3	S2421HGFB
Display
Screen Size Class	27" (inches)	24" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	23.78 in 60.4 cm 604 mm 1.98 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	20.74 in 52.7 cm 526.85 mm 1.73 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	11.67 in 29.6 cm 296.35 mm 0.97 ft
Display Type	IPS	TN
Display Bit Depth	8 bits	8 bits (6 bits + FRC)
Frame Rate Control		Yes
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	0.275 mm
Screen Pixel Density	109 ppi	92 ppi
Screen-to-Body Ratio	89.01 %	90.27 %
Backlight Source	W-LED	W-LED
sRGB	99 %
Screen Brightness	250 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Screen Horizontal Viewing Angle	178 °	170 °
Screen Vertical Viewing Angle	178 °	160 °
Display Minimum Response Time	4 ms	1 ms
Display Average Response Time	6 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No
Size, weight, color
Case Depth	1.5 in 3.8 cm 38 mm 0.12 ft	2.58 in 6.6 cm 65.6 mm 0.22 ft
Case Weight	3.52 kg 8 lbs	3.4 kg 7 lbs
Case Width with Stand	24.18 in 61.4 cm 614.2 mm 2.02 ft	21.17 in 53.8 cm 537.8 mm 1.76 ft
Case Height with Stand	18.78 in 47.7 cm 476.9 mm 1.56 ft	13.84 in 35.2 cm 351.6 mm 1.15 ft
Case Depth with Stand	7.07 in 18 cm 179.5 mm 0.59 ft	7.46 in 18.9 cm 189.4 mm 0.62 ft
Case Weight with Stand	5.29 kg 12 lbs
Case Color	Iron Gray
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 2 x HDMI 1.4 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 3W
Features
Cool Features	Flicker-free technology Natural Low Blue Light 3-side NearEdgeless Design AMD FreeSync technology	Low Blue Light AMD FreeSync Premium Flicker-free technology
Extra Features	Anti-theft stand lock slot - Kensington	Security lock slot
Ergonomics
Case Width	24.18 in 61.4 cm 614.2 mm 2.02 ft	21.17 in 53.8 cm 537.8 mm 1.76 ft
Case Height	14.43 in 36.6 cm 366.4 mm 1.2 ft	12.66 in 32.2 cm 321.6 mm 1.06 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		100 mm 10 cm 3.937 in 0.3281 ft
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	No
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 - 144 Hz
Horizontal Digital Frequency	15 kHz - 110 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	DisplayPort cable (optional) HDMI cable	HDMI cable
Certificates and Standards
Licenses	CCC China Energy Efficiency Standard Tier 1 Eyesafe Display Certification TCO 8.0 TÜV Rheinland Eye Comfort TÜV Rheinland Low Blue Light Windows 7 Windows 10	ENERGY STAR EPEAT RoHS TCO Certified Display
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 % - 95 %	5 % - 90 %
Max Operating Altitude		5000
Max Storage Altitude		12192

Lenovo Q27q-1L

Dell S2421HGF