Comparison between ViewSonic VX2771-4K-HD vs AOC U27P1U

General Info
Model Number	ViewSonic VX2771-4K-HD	AOC U27P1U

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2021	2019
Brand	ViewSonic	AOC
Model Number	VX2771-4K-HD	U27P1U
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.9 mm 2.25 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.74 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.21 in 33.6 cm 335.66 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Type	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	3840 x 2160	3840 x 2160
Screen Pixel Pitch	0.155 mm	0.155 mm
Screen Pixel Density	163 ppi	163 ppi
Screen-to-Body Ratio	89.21 %	89.47 %
Backlight Source	W-LED	W-LED
sRGB	99 %	99 %
NTSC 1953	75 %
Screen Brightness	350 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	80000000 : 1	50000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	5 ms	5 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR	HDR10
3D	No	No
Size, weight, color
Case Depth	2 in 5.1 cm 50.8 mm 0.17 ft	1.71 in 4.4 cm 43.5 mm 0.14 ft
Case Weight	4.55 kg 10 lbs	4.65 kg 10 lbs
Case Width with Stand	24.17 in 61.4 cm 613.8 mm 2.01 ft	24.21 in 61.5 cm 614.9 mm 2.02 ft
Case Height with Stand	17.91 in 45.5 cm 454.9 mm 1.49 ft	16.09 in 40.9 cm 408.8 mm 1.34 ft
Case Depth with Stand	7.41 in 18.8 cm 188.2 mm 0.62 ft	7.83 in 19.9 cm 198.8 mm 0.65 ft
Case Weight with Stand	5.07 kg 11 lbs	6.65 kg 15 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.2	1 x HDMI 1.4 1 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 1 x USB (Type-B; Gen 1; upstream) 2 x USB 3.2 (Type-A; Gen 1; downstream; BC 1.2 charging at 2A)
Audio
Audio Speakers		2 x 2W
Features
Cool Features	ViewMode OSD EcoModes SuperClear IPS	DDC2B Flicker-free technology Low Blue Light Clear Vision DDC/CI
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.17 in 61.4 cm 613.8 mm 2.01 ft	24.21 in 61.5 cm 614.9 mm 2.02 ft
Case Height	14.4 in 36.6 cm 365.8 mm 1.2 ft	14.33 in 36.4 cm 364.1 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	Yes	Yes
Left Swivel	45 °	175 °
Right Swivel	45 °	175 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	15 °	23 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	23 Hz - 80 Hz
Horizontal Digital Frequency		30 kHz - 160 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable	HDMI cable USB Type-B cable
Certificates and Standards
Licenses	CCC CEL China RoHS	CE EAC ENERGY STAR FCC Class B RoHS TCO Certified Displays TÜV/GS
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	20 % - 90 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 90 %
Max Operating Altitude	3048
Max Storage Altitude	12192

ViewSonic VX2771-4K-HD

AOC U27P1U