Comparison between HP 27x vs Acer XB280HK

General Info
Model Number	HP 27x	Acer XB280HK

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2017	2014
Brand	HP	Acer
Model Number	27x	XB280HK
Alias	1AT01AA	Predator XB280HKbprz
Display
Screen Size Class	27" (inches)	28" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	28 in 71.1 cm 711.2 mm 2.33 ft
Screen Width	23.53 in 59.8 cm 597.6 mm 1.96 ft	24.45 in 62.1 cm 620.93 mm 2.04 ft
Screen Height	13.23 in 33.6 cm 336.15 mm 1.1 ft	13.44 in 34.1 cm 341.28 mm 1.12 ft
Display Curvature	1800
Display Manufacturer		Innolux
Display Type	VA	TN
Display Bit Depth	8 bits	10 bits (8 bits + FRC)
Frame Rate Control	No	Yes
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	3840 x 2160
Screen Pixel Pitch	0.311 mm	0.162 mm
Screen Pixel Density	81 ppi	157 ppi
Screen-to-Body Ratio	90.06 %	84.26 %
Backlight Source	W-LED	W-LED
sRGB	99 %
NTSC 1953		72 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	3000 : 1	1000 : 1
Dynamic Screen Contrast	10000000 : 1	100000000 : 1
Screen Horizontal Viewing Angle	178 °	170 °
Screen Vertical Viewing Angle	178 °	160 °
Display Minimum Response Time	5 ms	1 ms
Display Average Response Time		4 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.75 in 7 cm 69.9 mm 0.23 ft	2.54 in 6.5 cm 64.5 mm 0.21 ft
Case Weight	5 kg 11 lbs	5.2 kg 11 lbs
Case Width with Stand	24.15 in 61.3 cm 613.3 mm 2.01 ft	25.93 in 65.9 cm 658.7 mm 2.16 ft
Case Height with Stand	17.26 in 43.9 cm 438.5 mm 1.44 ft	16.08 in 40.9 cm 408.5 mm 1.34 ft
Case Depth with Stand	7.06 in 17.9 cm 179.2 mm 0.59 ft	9.63 in 24.5 cm 244.7 mm 0.8 ft
Case Weight with Stand	5.2 kg 11 lbs	7.8 kg 17 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x DisplayPort 1.2	1 x DisplayPort 1.2 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Features
Cool Features	AMD FreeSync technology HDCP (High-bandwidth Digital Content Protection)	Nvidia G-SYNC Technology Flicker-free technology HDCP (High-bandwidth Digital Content Protection)
Extra Features	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.15 in 61.3 cm 613.3 mm 2.01 ft	25.93 in 65.9 cm 658.7 mm 2.16 ft
Case Height	14.32 in 36.4 cm 363.7 mm 1.19 ft	15.03 in 38.2 cm 381.8 mm 1.25 ft
Vesa Mount Support	No	Yes
VESA Interface Standard Size	75 x 75	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		150 mm 15 cm 5.9055 in 0.4921 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		60 °
Right Swivel		60 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	35 °
Frequency and Interpolation
Vertical Digital Frequency	144 Hz	55 Hz - 75 Hz
Horizontal Digital Frequency	170 kHz	30 kHz - 80 kHz
Accessories
Extras	HDMI cable	DisplayPort cablee USB 3.0 upstream cable
Certificates and Standards
Licenses	BSMI CB CCC CE CECP CEL Grade 1 CSA EAC EEI ENERGY STAR eStandby FCC Class B IS 1121 ISC KCC MEPS NOM PSB RCM S mark SASO TÜV/S UL/CSA VCCI-B WHQL (Windows 10; Windows 8; Windows 7)	ENERGY STAR ErP TCO Certified Displays 6.0
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	20 % - 80 %
Internal Storage Temperature	-20 °C - 65 °C -4 °F - 149 °F
Internal Storage Humidity	10 % - 90 %

HP 27x

Acer XB280HK