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Acer Predator XB271HK Monitor
Acer Predator XB271HK
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Acer Predator XB321HK Monitor
Acer Predator XB321HK
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HP P19b G4 Monitor
HP P19b G4
Available colors
Editiorial reviews
24
4.2 out of 5
9 user ratings
5 stars
33 %
4 stars
55 %
3 stars
0 %
2 stars
11 %
1 stars
0 %
Read editorial reviews
8
4.3 out of 5
3 user ratings
5 stars
33 %
4 stars
66 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
42
4.0 out of 5
42 user ratings
5 stars
23 %
4 stars
47 %
3 stars
28 %
2 stars
0 %
1 stars
0 %
37
3.9 out of 5
37 user ratings
5 stars
18 %
4 stars
56 %
3 stars
24 %
2 stars
0 %
1 stars
0 %
4
4.8 out of 5
4 user ratings
5 stars
75 %
4 stars
25 %
3 stars
0 %
2 stars
0 %
1 stars
0 %

General

Screen size27.0 in32.0 in18.5 in
Brightness300.0 cd/m²350.0 cd/m²200.0 cd/m²
Aspect ratio16:916:916:9

Design

Colour of productBlack,Red
  • Black
  • Black,Red
Black
Built-in cameranonono
Screen surfaceMatte
N/A
N/A
Built-in speakersyesyes
N/A
Panel design
N/A
FlatFlat
Built-in USB hub
N/A
yesno

Dimensions

Height adjustment5.91 in4.72 in
N/A
Height (without stand)15.79 in17.15 in10.94 in
Depth (with stand)10.55 in12.2 in6.18 in
Width (with stand)24.17 in29.05 in17.38 in
Weight246.92 oz398.6 oz0.09 oz
Height with stand
N/A
22.91 in13.61 in
Depth (without stand)
N/A
N/A
2.0 in

Connectivity

DVI Portnonono
HDMI ports quantity111
HDCP
N/A
N/A
yes
HDMI
N/A
N/A
yes
HDMI version
N/A
N/A
1.4
Headphone output
N/A
N/A
no
VGA (D-Sub) ports quantity
N/A
N/A
1

Image properties

HD type4K Ultra HD4K Ultra HDWXGA
Display number of colours1.073 billion colours16.78 million colours16.78 million colours
Display technologyLEDLEDLED
BacklightLED backlightLED backlightLED backlight
Panel typeIPSIPSTN
Response time4.0 ms4.0 ms5.0 ms
Viewing angle (horizontal)178.0 °178.0 °90.0 °
Viewing angle (vertical)178.0 °178.0 °65.0 °
Supported graphics resolutions
N/A
3840x2160
  • 640 x 480
  • 720 x 400
  • 800 x 600
  • 1024 x 768
  • 1280 x 720
  • 1366 х 768
Refresh rate
N/A
60.0 Hz60.0 Hz
Colour gamut (Adobe RGB)
N/A
100.0 %72.0 %
Dynamic contrast ratio
N/A
100000000:18000000:1
Colour gamut (NTSC)
N/A
N/A
72.0 %

Features

Pivot functionyes
N/A
no
Swivelyesno
N/A
Tiltableyesyes
N/A
Cable lock slotnonoyes
Plug and Play
N/A
N/A
yes

Compatibility

VESA mountyesyesyes
Type of VESA mount100x100mm
N/A
100x100mm
3D support (3D-Ready)
N/A
no
N/A

Eco-labelling

EnergyStaryesyesyes
EPEAT
N/A
N/A
Silver

Power

Energy efficiency classCBC
Power consumption (standby)0.42 W0.49 W0.5 W
Power consumption (typical)71.5 W56.0 W9.0 W