Comparison between Acer Predator XB283K vs Acer Predator XB1 XB271HU

General Info
Model Number	Acer Predator XB283K	Acer Predator XB1 XB271HU

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2021	2015
Brand	Acer	Acer
Model Series	Predator XB3
Model Number	Predator XB283K	Predator XB1 XB271HU
Alias	XB283K KV XB283KKV	XB271HUbmiprz
Display
Screen Size Class	28" (inches)	27" (inches)
Diagonal Size	27.9 in 70.9 cm 708.538 mm 2.32 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	24.45 in 62.1 cm 620.928 mm 2.04 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.44 in 34.1 cm 341.28 mm 1.12 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer	AU Optronics	AU Optronics
Display Type	IPS	AHVA 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	2560 x 1440
Screen Pixel Pitch	0.161 mm	0.233 mm
Screen Pixel Density	157 ppi	109 ppi
Screen-to-Body Ratio		88.89 %
Backlight Source	W-LED	W-LED
sRGB		100 %
Adobe RGB 1998	95 %
NTSC 1953		72 %
Screen Brightness	400 cd/m²	350 cd/m²
Max Screen Brightness	450 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag		5 ms
Display Minimum Response Time	1 ms	4 ms
Display Average Response Time		12 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
HDR	DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth		2.4 in 6.1 cm 61 mm 0.2 ft
Case Weight		4.6 kg 10 lbs
Case Width with Stand		24.17 in 61.4 cm 614 mm 2.01 ft
Case Height with Stand		15.8 in 40.1 cm 401.3 mm 1.32 ft
Case Depth with Stand		10.55 in 26.8 cm 268 mm 0.88 ft
Case Weight with Stand		7 kg 15 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 2.1 1 x DisplayPort 1.4 (DSC) 1 x 3.5 mm Audio Out 4 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-C; upstream; 65W; DP Alt Mode)	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Audio Speakers	2 x 2W	2 x 2W
Features
Cool Features	AMD FreeSync Premium ColorSense Fast IPS LightSense Flicker-free technology Display Stream Compression (DSC) 2.0 Acer ComfyView Low Blue Light Adaptive-Sync technology NVIDIA G-Sync Compatible	Flicker-free technology Nvidia G-SYNC Technology
Ergonomics
Case Width		24.17 in 61.4 cm 614 mm 2.01 ft
Case Height		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	115 mm 11.5 cm 4.5276 in 0.3773 ft	150 mm 15 cm 5.9055 in 0.4921 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	90 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	20 °	30 °
Right Swivel	20 °	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	35 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 144 Hz	165 Hz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	DisplayPort cable DisplayPort cable USB 3.0 cable	DisplayPort cable HDMI cable USB 3.0 cable
Certificates and Standards
Licenses	CE EyeSafe Display NVIDIA G-Sync Compatible RoHS TÜV Rheinland Eye Safety Certified	ENERGY STAR ErP TCO Certified Displays 6.0
Usage and Storage Requirements

Acer Predator XB283K

Acer Predator XB1 XB271HU