Comparison between Lenovo Q24h-10 vs Dell U2421E

General Info
Model Number	Lenovo Q24h-10	Dell U2421E

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2020
Brand	Lenovo	Dell
Model Number	Q24h-10	U2421E
Alias	Q24h 66А8GАС6
Display
Screen Size Class	24" (inches)	24" (inches)
Diagonal Size	23.8 in 60.4 cm 604.478 mm 1.98 ft	24.06 in 61.1 cm 611 mm 2 ft
Screen Width	20.2 in 51.3 cm 513.05 mm 1.68 ft	20.41 in 51.8 cm 518.4 mm 1.7 ft
Screen Height	11.32 in 28.8 cm 287.55 mm 0.94 ft	12.76 in 32.4 cm 324 mm 1.06 ft
Display Type	IPS	IPS
Display Bit Depth		8 bits (6 bits + FRC)
Frame Rate Control		Yes
Max Number of Colors		16777216
Bits		24
Screen Aspect Ratio	16:9	16:10
Screen Resolution	2560 x 1440	1920 x 1200
Screen Pixel Pitch	0.206 mm	0.275 mm
Screen Pixel Density	126 ppi	94 ppi
Screen-to-Body Ratio		100.87 %
Backlight Source	W-LED	W-LED
sRGB	99 %	99 %
Screen Brightness	300 cd/m²	350 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	5 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		1.54 in 3.9 cm 39 mm 0.13 ft
Case Weight		4 kg 9 lbs
Case Width with Stand	20.09 in 51 cm 510.302 mm 1.67 ft	20.9 in 53.1 cm 530.8 mm 1.74 ft
Case Height with Stand	16.27 in 41.3 cm 413.293 mm 1.36 ft	14.33 in 36.4 cm 364 mm 1.19 ft
Case Depth with Stand	6.98 in 17.7 cm 177.288 mm 0.58 ft	6.81 in 17.3 cm 173 mm 0.57 ft
Case Weight with Stand	6.29 kg 14 lbs	6.1 kg 13 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x USB 3.1 (Type-C; Gen1; upstream; 80W PD) 1 x HDMI 1.4	1 x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode) 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 4 x USB 3.2 (Type-A; Gen 1; downstream; 2x BC 1.2) 1 x USB 3.2 (Type-C; Gen 1; downstream; 15W)
Audio
Features
Cool Features	Fliсkеr-frее tесhnоlоgy Lоw Вluе Light 3-sidе ΝеаrЕdgеlеss dеsign АМD FrееSynс tесhnоlоgy	Easy Arrange Flicker-free technology Low Blue Light Infinity Edge design ComfortView Plus Dell Display Manager
Extra Features		Security lock slot
Ergonomics
Case Width	20.1 in 51.1 cm 510.5 mm 1.67 ft	20.9 in 53.1 cm 530.8 mm 1.74 ft
Case Height		12.35 in 31.4 cm 313.7 mm 1.03 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	75 x 75	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		150 mm 15 cm 5.9055 in 0.4921 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		45 °
Right Swivel		45 °
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	60 Hz
Horizontal Digital Frequency		30 kHz - 83 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable	DisplayPort cable USB Type-C to Type-A cable USB Type-C to Type-C cable
Certificates and Standards
Licenses	CCC China Energy Efficiency Standard Tier 1 ENERGY STAR 8.0 EPEAT RoHS Tier 1 TÜV Rheinland Eye Comfort Windows 7 Windows 10	ENERGY STAR EPEAT Golf TCO Certified TUV Rheinland Low Blue Light Certified
Usage and Storage Requirements
Safe Operating Temperature Level		0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level		10 % - 80 %
Internal Storage Temperature		-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity		5 % - 90 %
Max Operating Altitude		5000
Max Storage Altitude		12192

Lenovo Q24h-10

Dell U2421E