Comparison between Acer B286HK vs Acer B277K

General Info
Model Number	Acer B286HK	Acer B277K

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2014	2018
Brand	Acer	Acer
Model Number	B286HK	B277K
Alias	B286HKymjdpprz	B277K bmiipprzx
Display
Screen Size Class	28" (inches)	27" (inches)
Diagonal Size	28 in 71.1 cm 711.2 mm 2.33 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	24.45 in 62.1 cm 620.93 mm 2.04 ft	23.47 in 59.6 cm 596.16 mm 1.96 ft
Screen Height	13.44 in 34.1 cm 341.28 mm 1.12 ft	13.2 in 33.5 cm 335.34 mm 1.1 ft
Display Manufacturer	Innolux
Display Type	TN	IPS
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	0.162 mm	0.155 mm
Screen Pixel Density	157 ppi	163 ppi
Screen-to-Body Ratio	84.24 %	88.72 %
Backlight Source	W-LED	W-LED
sRGB		100 %
NTSC 1953	72 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	100000000 : 1
Screen Horizontal Viewing Angle	170 °	178 °
Screen Vertical Viewing Angle	160 °	178 °
Screen Input Lag	11 ms
Display Minimum Response Time	1 ms	4 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.54 in 6.5 cm 64.5 mm 0.21 ft	2.59 in 6.6 cm 65.7 mm 0.22 ft
Case Weight		4.36 kg 10 lbs
Case Width with Stand	25.93 in 65.9 cm 658.7 mm 2.16 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height with Stand	16.08 in 40.9 cm 408.5 mm 1.34 ft	15.79 in 40.1 cm 401 mm 1.32 ft
Case Depth with Stand	9.73 in 24.7 cm 247.2 mm 0.81 ft	8.17 in 20.8 cm 207.5 mm 0.68 ft
Case Weight with Stand	8.2 kg 18 lbs	6.5 kg 14 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 (MHL) 1 x DisplayPort 1.2 1 x DVI-D Dual Link 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Input mini) 1 x USB 3.0 (upstream) 4 x USB 3.0 (downstream)	2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Input mini) 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Audio Speakers	2 x 2W	2 x 2W
Features
Cool Features	Picture-By-Picture Picture-in-Picture Flicker-free technology HDCP (High-bandwidth Digital Content Protection)	Flicker-free technology HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter
Ergonomics
Case Width	25.93 in 65.9 cm 658.7 mm 2.16 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height	15.04 in 38.2 cm 381.9 mm 1.25 ft	14.45 in 36.7 cm 367 mm 1.2 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	150 mm 15 cm 5.9055 in 0.4921 ft	120 mm 12 cm 4.7244 in 0.3937 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	0 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	60 °	45 °
Right Swivel	60 °	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	35 °	25 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	40 Hz - 60 Hz
Horizontal Digital Frequency		30 kHz - 160 kHz
Accessories
Extras	DisplayPort cable DVI-D cable USB 3.0 upstream cable	DisplayPort cable - optional HDMI cable - optional USB 3.0 upstream cable
Certificates and Standards
Licenses	ENERGY STAR ErP TCO Certified Displays 6.0	ENERGY STAR 7.0 Epeat Gold ErP TCO Certified Displays 7.0
Usage and Storage Requirements

Acer B286HK

Acer B277K