Comparison between Dell S2421HGF vs BenQ EL2870U

General Info
Model Number	Dell S2421HGF	BenQ EL2870U

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2018
Brand	Dell	BenQ
Model Number	S2421HGF	EL2870U
Alias	S2421HGFB
Display
Screen Size Class	24" (inches)	28" (inches)
Diagonal Size	23.78 in 60.4 cm 604 mm 1.98 ft	27.91 in 70.9 cm 709 mm 2.33 ft
Screen Width	20.74 in 52.7 cm 526.85 mm 1.73 ft	24.45 in 62.1 cm 620.928 mm 2.04 ft
Screen Height	11.67 in 29.6 cm 296.35 mm 0.97 ft	13.44 in 34.1 cm 341.28 mm 1.12 ft
Display Manufacturer		Innolux
Display Type	TN	TN
Display Bit Depth	8 bits (6 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	3840 x 2160
Screen Pixel Pitch	0.275 mm	0.162 mm
Screen Pixel Density	92 ppi	157 ppi
Screen-to-Body Ratio	90.27 %
Backlight Source	W-LED	W-LED
DCI P3		70%
sRGB		97 %
NTSC 1953		72 %
Screen Brightness	350 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast		120000000 : 1
Screen Horizontal Viewing Angle	170 °	170 °
Screen Vertical Viewing Angle	160 °	160 °
Screen Input Lag		5 ms
Display Minimum Response Time	1 ms	1 ms
Display Average Response Time		4 ms
Display Coating	Anti-glare/Matte (3H)
HDR		HDR
3D		No
Size, weight, color
Case Depth	2.58 in 6.6 cm 65.6 mm 0.22 ft
Case Weight	3.4 kg 7 lbs
Case Width with Stand	21.17 in 53.8 cm 537.8 mm 1.76 ft	25.9 in 65.8 cm 657.9 mm 2.16 ft
Case Height with Stand	13.84 in 35.2 cm 351.6 mm 1.15 ft	18.75 in 47.6 cm 476.27 mm 1.56 ft
Case Depth with Stand	7.46 in 18.9 cm 189.4 mm 0.62 ft	5.89 in 15 cm 149.6 mm 0.49 ft
Case Weight with Stand		5.7 kg 13 lbs
Case Color		Black
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 2 x HDMI 1.4 1 x DisplayPort 1.2	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.4
Audio
Audio Speakers		2 x 2W
Features
Cool Features	Low Blue Light AMD FreeSync Premium Flicker-free technology	Brightness Intelligence Plus Flicker-free technology Low Blue Light HDCP (High-bandwidth Digital Content Protection) 2.2 AMA (Advanced Motion Accelerator) AMD FreeSync technology
Extra Features	Security lock slot	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	21.17 in 53.8 cm 537.8 mm 1.76 ft
Case Height	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	Yes	No
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	21 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 144 Hz	60 Hz
Horizontal Digital Frequency		30 kHz - 135 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	HDMI cable
Certificates and Standards
Licenses	ENERGY STAR EPEAT RoHS TCO Certified Display	ENERGY STAR 7.0 TÜV Flicker-free TÜV Low Blue Light WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
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

Dell S2421HGF

BenQ EL2870U