Comparison between Lenovo ThinkVision P27u-10 vs Dell S2421HN

General Info
Model Number	Lenovo ThinkVision P27u-10	Dell S2421HN

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2017	2020
Brand	Lenovo	Dell
Model Number	ThinkVision P27u-10	S2421HN
Alias	61B0GAR1US	S2421NX
Display
Screen Size Class	27" (inches)	24" (inches)
Diagonal Size	27 in 68.6 cm 685.9 mm 2.25 ft	23.8 in 60.4 cm 604.478 mm 1.98 ft
Screen Width	23.49 in 59.7 cm 596.74 mm 1.96 ft	20.75 in 52.7 cm 527.04 mm 1.73 ft
Screen Height	13.21 in 33.6 cm 335.66 mm 1.1 ft	11.67 in 29.6 cm 296.46 mm 0.97 ft
Display Type	IPS	IPS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	1920 x 1080
Screen Pixel Pitch	0.155 mm	0.275 mm
Screen Pixel Density	163 ppi	92 ppi
Screen-to-Body Ratio	88.9 %	90.06 %
Backlight Source	W-LED	W-LED
DCI P3	97.9%
sRGB	145.7 %
Adobe RGB 1998	99.5 %
NTSC 1953		72 %
Screen Brightness	350 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	4 ms	4 ms
Display Average Response Time	6 ms	8 ms
Display Maximum Response Time	14 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	1.79 in 4.6 cm 45.5 mm 0.15 ft	2.12 in 5.4 cm 53.8 mm 0.18 ft
Case Weight	5 kg 11 lbs	3.3 kg 7 lbs
Case Width with Stand	24.08 in 61.2 cm 611.6 mm 2.01 ft	21.17 in 53.8 cm 537.8 mm 1.76 ft
Case Height with Stand	15.88 in 40.3 cm 403.3 mm 1.32 ft	16.25 in 41.3 cm 412.8 mm 1.35 ft
Case Depth with Stand	10.62 in 27 cm 269.8 mm 0.89 ft	6.02 in 15.3 cm 152.8 mm 0.5 ft
Case Weight with Stand	6.95 kg 15 lbs	4.1 kg 9 lbs
Case Color	Black	Black, Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.1 (Type-C) 2 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 3 x USB 3.0 (downstream) 1 x USB 3.0 (Quick charge)	2 x HDMI 1.4 1 x 3.5 mm Audio Out
Audio
Features
Cool Features	DDC/CI HDCP (High-bandwidth Digital Content Protection)	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 S2421HN - silver S2421NX - black
Ergonomics
Case Width	24.08 in 61.2 cm 611.6 mm 2.01 ft	21.17 in 53.8 cm 537.8 mm 1.76 ft
Case Height	14.5 in 36.8 cm 368.4 mm 1.21 ft	12.7 in 32.3 cm 322.6 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	Yes	No
Height Adjustment Range	110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	90 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	45 °
Right Swivel	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	30 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	23 Hz - 80 Hz	48 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 160 kHz	30 kHz - 83 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable HDMI cable USB Type-C cable	HDMI cable
Certificates and Standards
Licenses	BSMI C-Tick CCC CE CECP ENERGY STAR 7.0 Epeat Gold FCC Class B KC RoHS TCO Certified Display 7.0 TCO Edge 2.0 TÜV/GS VCCI WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)	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 P27u-10

Dell S2421HN