Comparison between Acer K272HUL vs Dell S2721DGF

General Info
Model Number	Acer K272HUL	Dell S2721DGF

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2014	2020
Brand	Acer	Dell
Model Number	K272HUL	S2721DGF
Alias	K272HULbmiidp
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	23.49 in 59.7 cm 596.736 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 Manufacturer	AU Optronics
Display Type	AHVA IPS	IPS
Display Bit Depth	10 bits (8 bits + FRC)	10 bits
Frame Rate Control	Yes
Max Number of Colors	1073741824	1073741824
Bits	30	30
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	109 ppi
Screen-to-Body Ratio	82.13 %	90.07 %
Backlight Source	W-LED	W-LED
DCI P3		98%
sRGB	100 %
Screen Brightness	350 cd/m²	400 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	6 ms	1 ms
Display Average Response Time	12 ms
Display Maximum Response Time	25 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth	2.4 in 6.1 cm 61 mm 0.2 ft	2.67 in 6.8 cm 67.8 mm 0.22 ft
Case Weight		4.5 kg 10 lbs
Case Width with Stand	25.2 in 64 cm 640 mm 2.1 ft	24.08 in 61.2 cm 611.6 mm 2.01 ft
Case Height with Stand	18.2 in 46.2 cm 462.3 mm 1.52 ft	15.51 in 39.4 cm 393.9 mm 1.29 ft
Case Depth with Stand	9.8 in 24.9 cm 248.9 mm 0.82 ft	7.89 in 20 cm 200.3 mm 0.66 ft
Case Weight with Stand	7.17 kg 16 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x DVI-D Dual Link 1 x 3.5 mm Audio Out 2 x HDMI 1.4 1 x DisplayPort 1.2	2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 4 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-B; upstream)
Audio
Audio Speakers	2 x 2W
Features
Cool Features	Picture-by-Picture Picture-in-Picture Flicker-free technology HDCP (High-bandwidth Digital Content Protection)	Low Blue Light NVIDIA G-SYNC Compatible RGB lights AMD FreeSync Premium Pro Flicker-free technology
Extra Features		Security lock slot
Ergonomics
Case Width	25.2 in 64 cm 640.1 mm 2.1 ft	24.08 in 61.2 cm 611.6 mm 2.01 ft
Case Height	15 in 38.1 cm 381 mm 1.25 ft	14.31 in 36.4 cm 363.6 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		130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		45 °
Right Swivel		45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	55 Hz - 75 Hz	30 Hz - 165 Hz
Horizontal Digital Frequency	30 kHz - 80 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	Audio cable DisplayPort cable DVI-D cable	DisplayPort cable HDMI cable USB 3.0 cable
Certificates and Standards
Licenses	ENERGY STAR	ENERGY STAR EPEAT TCO Certified RoHS
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

Acer K272HUL

Dell S2721DGF