Comparison between Dell S2721D vs AOC Q27V4

General Info
Model Number	Dell S2721D	AOC Q27V4

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2020
Brand	Dell	AOC
Model Number	S2721D	Q27V4
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	23.53 in 59.8 cm 597.736 mm 1.96 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Type	IPS	IPS
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	2560 x 1440	2560 x 1440
Screen Pixel Pitch	0.233 mm	0.233 mm
Screen Pixel Density	109 ppi	108 ppi
Screen-to-Body Ratio	89.83 %	89.77 %
Backlight Source	W-LED	W-LED
sRGB	99 %
Screen Brightness	320 cd/m²	250 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast		20000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	10 ms
Display Minimum Response Time	4 ms	4 ms
Display Average Response Time	8 ms
Display Coating	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.18 in 5.5 cm 55.4 mm 0.18 ft	1.82 in 4.6 cm 46.3 mm 0.15 ft
Case Weight	4.4 kg 10 lbs	3.69 kg 8 lbs
Case Width with Stand	24.08 in 61.2 cm 611.6 mm 2.01 ft	24.16 in 61.4 cm 613.7 mm 2.01 ft
Case Height with Stand	17.85 in 45.3 cm 453.4 mm 1.49 ft	16.85 in 42.8 cm 428 mm 1.4 ft
Case Depth with Stand	7.35 in 18.7 cm 186.8 mm 0.61 ft	8.46 in 21.5 cm 214.9 mm 0.71 ft
Case Weight with Stand	5.4 kg 12 lbs	4.77 kg 10 lbs
Case Color	Silver	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 1 x HDMI 1.4 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 3W
Features
Cool Features	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology	Dynamic Colour Boost (DCB) technology Dynamic Contrast Ratio (DCR) technology HDR Mode Low Blue Light Flicker-free technology Clear Vision DDC2B/CI
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.08 in 61.2 cm 611.6 mm 2.01 ft	24.16 in 61.4 cm 613.7 mm 2.01 ft
Case Height	14.35 in 36.5 cm 364.6 mm 1.2 ft	14.34 in 36.4 cm 364.2 mm 1.19 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		80 mm 8 cm 3.1496 in 0.2625 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 °	23 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 75 Hz	48 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 115 kHz	30 kHz - 114 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable	HDMI cable
Certificates and Standards
Licenses	ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light	CCC CE CECP CEL CH RoHS cTUVus FCC RoHS ISO 9241-307 Win10
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	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 90 %	5 % - 90 %
Max Operating Altitude	5000	3657.6
Max Storage Altitude	12192	12192

Dell S2721D

AOC Q27V4