Comparison between Dell P2421 vs Lenovo L24-28

General Info
Model Number	Dell P2421	Lenovo L24-28

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2022
Brand	Dell	Lenovo
Model Number	P2421	L24-28
Alias		10797
Display
Screen Size Class	24" (inches)	24" (inches)
Diagonal Size	24.06 in 61.1 cm 611 mm 2 ft	23.81 in 60.5 cm 604.698 mm 1.98 ft
Screen Width	20.41 in 51.8 cm 518.4 mm 1.7 ft	20.75 in 52.7 cm 527.04 mm 1.73 ft
Screen Height	12.76 in 32.4 cm 324 mm 1.06 ft	11.67 in 29.6 cm 296.46 mm 0.97 ft
Display Type	IPS	IPS
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	16:10	16:9
Screen Resolution	1920 x 1200	1920 x 1080
Screen Pixel Pitch	0.27 mm	0.275 mm
Screen Pixel Density	94 ppi	92 ppi
Screen-to-Body Ratio	86.78 %	88.35 %
Backlight Source	W-LED	W-LED
sRGB	99 %
NTSC 1953		72 %
Screen Brightness	300 cd/m²	250 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	5 ms	4 ms
Display Average Response Time	8 ms	6 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D		No
Size, weight, color
Case Depth	1.74 in 4.4 cm 44.1 mm 0.14 ft	1.64 in 4.2 cm 41.7 mm 0.14 ft
Case Weight	3.5 kg 8 lbs	3.1 kg 7 lbs
Case Width with Stand	20.91 in 53.1 cm 531 mm 1.74 ft	21.33 in 54.2 cm 541.8 mm 1.78 ft
Case Height with Stand	14.6 in 37.1 cm 370.8 mm 1.22 ft	12.48 in 31.7 cm 317.1 mm 1.04 ft
Case Depth with Stand	6.54 in 16.6 cm 166 mm 0.54 ft	7.03 in 17.9 cm 178.6 mm 0.59 ft
Case Weight with Stand		4.8 kg 11 lbs
Case Color		Black
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.0 (upstream) 1 x HDMI 1.4 1 x DVI-D 1 x D-sub 1 x DisplayPort 1.2 2 x USB 2.0 (downstream) 2 x USB 3.0 (downstream)	1 x D-sub 1 x HDMI 1.4 1 x DisplayPort 1.2
Audio
Features
Cool Features	Flicker-free technology Low Blue Light	Flicker-free technology Low Blue Light
Extra Features	Security lock slot	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	20.91 in 53.1 cm 531 mm 1.74 ft	21.33 in 54.2 cm 541.8 mm 1.78 ft
Case Height	14.35 in 36.5 cm 364.5 mm 1.2 ft	12.85 in 32.6 cm 326.4 mm 1.07 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	155 mm 15.5 cm 6.1024 in 0.5085 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	45 °	360 °
Right Swivel	45 °	360 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	22 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	60 Hz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	DisplayPort cable D-Sub cable (Japan only)	HDMI cable
Certificates and Standards
Licenses	ENERGY STAR EPEAT RoHS TCO Certified Display	CCC China Energy Efficiency Standard Tier 1 ENERGY STAR RoHS TCO 8.0 TCO Edge 2.0 TÜV Rheinland Flicker-free TÜV Rheinland Eye Comfort WHQL (Windows 10; Windows 7)
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	0 °C - 45 °C 32 °F - 113 °F
Safe Operating Humidity Level	20 % - 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	10 % - 90 %	5 % - 95 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

Dell P2421

Lenovo L24-28