Comparison between Dell Alienware AW2521HF vs AOC AGON AG271UG

General Info
Model Number	Dell Alienware AW2521HF	AOC AGON AG271UG

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Type	Monitor	Monitor
Year	2020	2017
Brand	Dell	AOC
Model Number	Alienware AW2521HF	AGON AG271UG
Alias	Alienware AW2521HFL
Display
Screen Size Class	25" (inches)	27" (inches)
Diagonal Size	24.5 in 62.2 cm 622.3 mm 2.04 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	21.41 in 54.4 cm 543.744 mm 1.78 ft	23.47 in 59.6 cm 596.16 mm 1.96 ft
Screen Height	11.91 in 30.3 cm 302.616 mm 0.99 ft	13.2 in 33.5 cm 335.34 mm 1.1 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	1920 x 1080	3840 x 2160
Screen Pixel Pitch	0.283 mm	0.155 mm
Screen Pixel Density	89 ppi	163 ppi
Screen-to-Body Ratio	90.11 %
Backlight Source	W-LED	W-LED
sRGB	99 %	100 %
Adobe RGB 1998		80 %
Screen Brightness	400 cd/m²	300 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		15 ms
Display Minimum Response Time	1 ms	4 ms
Display Average Response Time		12 ms
Display Maximum Response Time		17 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.87 in 7.3 cm 72.95 mm 0.24 ft
Case Weight	3.55 kg 8 lbs
Case Width with Stand	21.9 in 55.6 cm 556.29 mm 1.83 ft	24.53 in 62.3 cm 623 mm 2.04 ft
Case Height with Stand	16.58 in 42.1 cm 421.21 mm 1.38 ft	17.05 in 43.3 cm 433 mm 1.42 ft
Case Depth with Stand	9.92 in 25.2 cm 251.92 mm 0.83 ft	8.59 in 21.8 cm 218.2 mm 0.72 ft
Case Weight with Stand	7.17 kg 16 lbs	6.8 kg 15 lbs
Case Color	Black	Black, Red
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.0 (Type-B; upstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out (headphones) 1 x 3.5 mm Audio Out (line-out) 1 x DisplayPort 1.2 3 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-A; downstream; BC 1.2 2A)	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 3 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Audio Speakers		2 x 2W
Features
Cool Features	Low Blue Light NVIDIA G-SYNC Compatible AMD FreeSync Premium Flicker-free technology	Low Blue Light Nvidia G-SYNC Technology Flicker-free technology HDCP (High-bandwidth Digital Content Protection)
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	21.9 in 55.6 cm 556.29 mm 1.83 ft
Case Height	12.92 in 32.8 cm 328.24 mm 1.08 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	Yes
Height Adjustment Range	130 mm 13 cm 5.1181 in 0.4265 ft	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	90 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	20 °	20 °
Right Swivel	20 °	20 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	3.5 °
Backward Tilt	21 °	21.5 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 240Hz	24 Hz - 60 Hz
Horizontal Digital Frequency	30 kHz - 255 kHz	30 kHz - 140 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	DisplayPort cable HDMI cable USB 3.0 Type-B to Type-A cable	Audio cable DisplayPort cable HDMI cable USB 3.0 cable
Certificates and Standards
Licenses		CE EAC ENERGY STAR 6.0 FCC Class B RoHS TCO Certified Displays 6.0 TÜV/GS
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 - 80 °C -4 °F - 176 °F	-25 °C - 55 °C -13 °F - 131 °F
Internal Storage Humidity	5 % - 90 %	5 % - 93 %
Max Operating Altitude	5000	3657.6
Max Storage Altitude	12192	12192

Dell Alienware AW2521HF

AOC AGON AG271UG