Comparison between Dell S2421HN vs AOC G2490VXA

General Info
Model Number	Dell S2421HN	AOC G2490VXA

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2020
Brand	Dell	AOC
Model Number	S2421HN	G2490VXA
Alias	S2421NX
Display
Screen Size Class	24" (inches)	24" (inches)
Diagonal Size	23.8 in 60.4 cm 604.478 mm 1.98 ft	23.81 in 60.5 cm 604.7 mm 1.98 ft
Screen Width	20.75 in 52.7 cm 527.04 mm 1.73 ft	20.75 in 52.7 cm 527.04 mm 1.73 ft
Screen Height	11.67 in 29.6 cm 296.46 mm 0.97 ft	11.67 in 29.6 cm 296.46 mm 0.97 ft
Display Type	IPS	VA
Display Bit Depth	8 bits	8 bits
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	1920 x 1080
Screen Pixel Pitch	0.275 mm	0.275 mm
Screen Pixel Density	92 ppi	92 ppi
Screen-to-Body Ratio	90.06 %	89.39 %
Backlight Source	W-LED	W-LED
DCI P3		87%
sRGB		126 %
NTSC 1953	72 %	96 %
Screen Brightness	250 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	3500 : 1
Dynamic Screen Contrast		80000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms
Display Average Response Time	8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.12 in 5.4 cm 53.8 mm 0.18 ft	1.85 in 4.7 cm 47 mm 0.15 ft
Case Weight	3.3 kg 7 lbs	2.88 kg 6 lbs
Case Width with Stand	21.17 in 53.8 cm 537.8 mm 1.76 ft	21.31 in 54.1 cm 541.2 mm 1.78 ft
Case Height with Stand	16.25 in 41.3 cm 412.8 mm 1.35 ft	16.18 in 41.1 cm 411.01 mm 1.35 ft
Case Depth with Stand	6.02 in 15.3 cm 152.8 mm 0.5 ft	7.86 in 20 cm 199.69 mm 0.66 ft
Case Weight with Stand	4.1 kg 9 lbs	3.55 kg 8 lbs
Case Color	Black, Silver	Black and Red
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 1.4 1 x 3.5 mm Audio Out	1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x DisplayPort 1.2
Audio
Audio Speakers		2 x 2W
Features
Cool Features	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology	Black Level Equalizer DDC2B/CI HDR Mode Motion Blur Reduction technology Low Blue Light Flicker-free technology Adaptive-Sync AMD FreeSync Premium
Extra Features	Anti-theft stand lock slot - Kensington S2421HN - silver S2421NX - black	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	21.17 in 53.8 cm 537.8 mm 1.76 ft	21.31 in 54.1 cm 541.2 mm 1.78 ft
Case Height	12.7 in 32.3 cm 322.6 mm 1.06 ft	12.71 in 32.3 cm 322.96 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	No	No
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 °	20 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 75 Hz	48 Hz - 144 Hz
Horizontal Digital Frequency	30 kHz - 83 kHz	30 kHz - 160 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable	DisplayPort cable HDMI cable
Certificates and Standards
Licenses	ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light	CE EAC ISO 9241-307 class I REACH RoHS
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 % - 85 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-25 °C - 55 °C -13 °F - 131 °F
Internal Storage Humidity	5 % - 90 %	5 % - 93 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

Dell S2421HN

AOC G2490VXA