Comparison between ViewSonic VX2776-4K-mhd vs AOC U2879VF

General Info
Model Number	ViewSonic VX2776-4K-mhd	AOC U2879VF

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2015
Brand	ViewSonic	AOC
Model Number	VX2776-4K-mhd	U2879VF
Display
Screen Size Class	27" (inches)	28" (inches)
Diagonal Size	27 in 68.6 cm 685.9 mm 2.25 ft	27.9 in 70.9 cm 708.538 mm 2.32 ft
Screen Width	23.49 in 59.7 cm 596.74 mm 1.96 ft	24.45 in 62.1 cm 620.93 mm 2.04 ft
Screen Height	13.21 in 33.6 cm 335.66 mm 1.1 ft	13.44 in 34.1 cm 341.28 mm 1.12 ft
Display Manufacturer		Innolux
Display Type	IPS	TN
Display Bit Depth	10 bits (8 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	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	0.162 mm
Screen Pixel Density	163 ppi	157 ppi
Screen-to-Body Ratio	88.84 %	84.72 %
Backlight Source	W-LED	W-LED
NTSC 1953		72 %
Screen Brightness	350 cd/m²	300 cd/m²
Static Screen Contrast	1300 : 1	1000 : 1
Dynamic Screen Contrast	80000000 : 1	80000000 : 1
Screen Horizontal Viewing Angle	178 °	170 °
Screen Vertical Viewing Angle	178 °	160 °
Screen Input Lag		30 ms
Display Minimum Response Time	4 ms	1 ms
Display Average Response Time	14 ms	3.5 ms
Display Maximum Response Time		25 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR	HDR10
3D	No	No
Size, weight, color
Case Depth	1.81 in 4.6 cm 46 mm 0.15 ft	1.92 in 4.9 cm 48.7 mm 0.16 ft
Case Weight	5 kg 11 lbs	4 kg 9 lbs
Case Width with Stand	24.25 in 61.6 cm 616 mm 2.02 ft	25.96 in 65.9 cm 659.3 mm 2.16 ft
Case Height with Stand	17.76 in 45.1 cm 451 mm 1.48 ft	18.44 in 46.8 cm 468.4 mm 1.54 ft
Case Depth with Stand	7.24 in 18.4 cm 184 mm 0.6 ft	6.03 in 15.3 cm 153.2 mm 0.5 ft
Case Weight with Stand	5.6 kg 12 lbs	5.26 kg 12 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 1.4	1 x DVI-D Dual Link 1 x D-sub 1 x 3.5 mm Audio Out 1 x HDMI 2.0 (MHL) 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 2.5W
Features
Cool Features	EcoModes HDCP (High-bandwidth Digital Content Protection) 2.2	HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture Picture-in-Picture AMD FreeSync technology Flicker-free technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.25 in 61.6 cm 616 mm 2.02 ft	25.96 in 65.9 cm 659.3 mm 2.16 ft
Case Height	14.41 in 36.6 cm 366 mm 1.2 ft	14.94 in 37.9 cm 379.4 mm 1.24 ft
Vesa Mount Support	Yes	No
VESA Interface Standard Size	100 x 100	75 x 75
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	3 °	3.5 °
Backward Tilt	20 °	23.5 °
Frequency and Interpolation
Vertical Digital Frequency	40 Hz - 75 Hz	23 Hz - 80 Hz
Horizontal Digital Frequency	15 kHz - 160 kHz	30 kHz - 140 kHz
Accessories
Extras	HDMI cable	D-sub cable DisplayPort cable DVI cable HDMI cable
Certificates and Standards
Licenses	CB CE CCC EAC / CU ENERGY STAR ErP FCC class B ICES-003 RoHS2 WEEE	BSMI CCC CE cTÜVus ENERGY STAR 6.0 EPA FCC ISO9241-307 RCM TÜV/Ergonomics WIN7/8
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	20 % - 90 %	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	3048	3657.6
Max Storage Altitude	12192	12192

ViewSonic VX2776-4K-mhd

AOC U2879VF