Comparison between Dell P3421W vs Lenovo Q27h-20

General Info
Model Number	Dell P3421W	Lenovo Q27h-20

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2022
Brand	Dell	Lenovo
Model Number	P3421W	Q27h-20
Alias		66EDUAC1
Display
Screen Size Class	34" (inches)	27" (inches)
Diagonal Size	34.14 in 86.7 cm 867.2 mm 2.85 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	31.49 in 80 cm 799.8 mm 2.62 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.18 in 33.5 cm 334.8 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Curvature	3800
Display Manufacturer	LG Display
Display Type	IPS	IPS
Display Bit Depth	10 bits	10 bits (8 bits + FRC)
Frame Rate Control		Yes
Lut		12 bits
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	21:9	16:9
Screen Resolution	3440 x 1440	2560 x 1440
Screen Pixel Pitch	0.233 mm	0.233 mm
Screen Pixel Density	109 ppi	109 ppi
Screen-to-Body Ratio		92.4 %
Backlight Source	W-LED	W-LED
DCI P3		95%
sRGB	99 %	128 %
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	5 ms	4 ms
Display Average Response Time	8 ms	6 ms
Display Maximum Response Time		14 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth		1.65 in 4.2 cm 41.8 mm 0.14 ft
Case Weight	6.7 kg 15 lbs	4.4 kg 10 lbs
Case Width with Stand	32.11 in 81.6 cm 815.7 mm 2.68 ft	24.15 in 61.3 cm 613.4 mm 2.01 ft
Case Height with Stand	15.4 in 39.1 cm 391.1 mm 1.28 ft	18.88 in 48 cm 479.6 mm 1.57 ft
Case Depth with Stand	9.35 in 23.7 cm 237.4 mm 0.78 ft	7.36 in 18.7 cm 186.9 mm 0.61 ft
Case Weight with Stand		6.3 kg 14 lbs
Case Color	Black and Silver	Cloud Gray
Hardware
Built-in Camera	No	No
Connectivity	2 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps) 1 x USB 3.2 (Type-B; Gen 1; upstream) 1 x DisplayPort 1.2 1 x HDMI 2.0 2 x USB 2.0 (Type-A; downstream) 1 x USB 3.1 (Type-C; upstream; 65W; DP Alt Mode)	1 x USB 3.2 (Type-C; Gen 1; downstream; 15W) 2 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 3 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode)
Audio
Audio Speakers	2 x 5W	2 x 3W
Features
Cool Features	KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Flicker-free technology	Flicker-free technology Lenovo Artery Natural Low Blue Light 3-side NearEdgeless Design AMD FreeSync technology
Extra Features	Security lock slot	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	32.11 in 81.6 cm 815.7 mm 2.68 ft	24.15 in 61.3 cm 613.4 mm 2.01 ft
Case Height		13.91 in 35.3 cm 353.4 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	150 mm 15 cm 5.9055 in 0.4921 ft	80 mm 8 cm 3.1496 in 0.2625 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	4 °
Right Pivot	4 °
Left or Right Swivel Support	Yes	No
Left Swivel	30 °
Right Swivel	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	22 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	48 Hz - 70 Hz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	DisplayPort cable HDMI cable USB Type-A to Type-B cable USB Type-C to Type-C cable	HDMI cable USB Type-C cable
Certificates and Standards
Licenses	Energy Star EPEAT RoHS TCO Certified Displays TUV Rheinland Flicker Free Certified TUV Rheinland Low Blue Light Certified	CCC China Energy Efficiency Standard Tier 2 Eyesafe Display Certification RoHS (EU 2002/95/EC) TÜV Rheinland Eye Comfort TÜV Rheinland Low Blue Light (Hardware Solution) Windows 7 Windows 10
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 % - 95 %
Max Operating Altitude	5000
Max Storage Altitude	12192

Dell P3421W

Lenovo Q27h-20