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Compare 5 products

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Acer R271 Monitor
Acer R271
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Acer S271HL Monitor
Acer S271HL
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AOC 24B2XDM Monitor
AOC 24B2XDM
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Asus PQ321QE Monitor
Asus PQ321QE
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LG 20M37A Monitor
LG 20M37A
Available colors

General

Screen size27.0 in27.0 in23.8 in31.5 in19.5 in
Brightness250.0 cd/m²250.0 cd/m²250.0 cd/m²350.0 cd/m²200.0 cd/m²
Aspect ratio16:916:916:916:916:9

Design

Colour of product
  • Black
  • White
BlackBlackBlackBlack
Panel designFlat
N/A
FlatFlat
N/A
Built-in USB hubno
N/A
nono
N/A
Built-in cameranononono
N/A
Screen surfaceMatte
N/A
MatteMatteMatte
Built-in speakersnono
N/A
yesno
Touchscreen
N/A
N/A
N/A
nono

Dimensions

Height (without stand)14.65 in11.18 in12.64 in19.25 in11.26 in
Height with stand17.87 in17.4 in16.47 in
N/A
14.06 in
Depth (with stand)1.34 in6.85 in6.73 in10.08 in6.61 in
Width (with stand)24.45 in25.16 in21.24 in29.53 in18.23 in
Weight0.13 oz162.26 oz0.1 oz458.56 oz77.6 oz
Depth (without stand)
N/A
N/A
1.48 in1.38 in
N/A
Height adjustment
N/A
N/A
N/A
5.91 in
N/A
Height (min-max)
N/A
N/A
N/A
< 489
N/A

Connectivity

DVI Portyesyesyesnono
HDCPnoyes
N/A
yesno
HDMIyes
N/A
nonono
HDMI ports quantity11
N/A
N/A
N/A
VGA (D-Sub) ports quantity111
N/A
1
Headphone output
N/A
N/A
noyes
N/A
Analogue 3.5mm input
N/A
N/A
N/A
1
N/A
Component input (YPbPr/YCbCr)
N/A
N/A
N/A
no
N/A
Number of component inputs
N/A
N/A
N/A
0
N/A
Composite input
N/A
N/A
N/A
no
N/A
Number of composite inputs
N/A
N/A
N/A
0
N/A
DisplayPort
N/A
N/A
N/A
yesyes
Microphone input
N/A
N/A
N/A
yes
N/A
Headphone outputs quantity
N/A
N/A
N/A
1
N/A
S-video input
N/A
N/A
N/A
no
N/A
Number of s-video inputs
N/A
N/A
N/A
0
N/A
Thunderbolt
N/A
N/A
N/A
no
N/A
USB for video
N/A
N/A
N/A
no
N/A
VGA in
N/A
N/A
N/A
noyes
Number of DisplayPort inputs
N/A
N/A
N/A
1
N/A
Number of DisplayPort outputs
N/A
N/A
N/A
0
N/A
DisplayPort version
N/A
N/A
N/A
1.2
N/A
Type of DisplayPort connector
N/A
N/A
N/A
Standard
N/A
Ethernet LAN
N/A
N/A
N/A
N/A
no

Image properties

Supported graphics resolutions
1920 x 1080
1920x1080
  • 1280 x 720
  • 1920 x 1080
3840x21601600x900
Refresh rate60.0 Hz
N/A
75.0 Hz60.0 Hz75.0 Hz
HD typeFull HDFull HDFull HD4K Ultra HD
N/A
Display number of colours16.78 million colours16.78 million colours16.78 million colours1.073 billion colours16.78 million colours
Colour gamut (Adobe RGB)72.0 %
N/A
N/A
N/A
72.0 %
Dynamic contrast ratio100000000:1100000000:120000000:1
N/A
5000000:1
Display technologyLEDLEDLCDLEDLED
BacklightLED backlight
N/A
W-LEDLEDLED
Panel typeIPSTN+FilmVAIGZOTN
Response time4.0 ms2.0 ms4.0 ms8.0 ms5.0 ms
Viewing angle (horizontal)178.0 °178.0 °178.0 °176.0 °90.0 °
Viewing angle (vertical)15.0 °178.0 °178.0 °176.0 °65.0 °
Colour depth (per channel)
N/A
N/A
8.0 bit10.0 bit
N/A
Colour gamut (NTSC)
N/A
N/A
72.0 %80.0 %
N/A
Maximum resolution
N/A
N/A
N/A
3840 x 2160 px1600 x 900 px
Contrast ratio
N/A
N/A
N/A
800:1600:1
Response time (GtG)
N/A
N/A
N/A
8.0 ms
N/A
Picture-in-Picture (PIP)
N/A
N/A
N/A
no
N/A
Pixel size
N/A
N/A
N/A
0.01 in0.01 in

Features

Pivot functionno
N/A
N/A
yes
N/A
Swivelno
N/A
N/A
yes
N/A
Tiltableyesyes
N/A
yesyes
Cable lock slotnonoyesyesno
Flicker free
N/A
N/A
yes
N/A
N/A
Ascendable and submersible
N/A
N/A
N/A
yes
N/A
Memory card reader
N/A
N/A
N/A
no
N/A
Wi-Fi
N/A
N/A
N/A
N/A
no
Bluetooth
N/A
N/A
N/A
N/A
no
Plug and Play
N/A
N/A
N/A
N/A
yes

Power

Energy efficiency classECF
N/A
N/A
Power consumption (standby)450.0 W0.48 W0.3 W1.0 W0.3 W
Power consumption (typical)30.0 W24.12 W21.0 W93.0 W20.0 W
Connecting 9V/12V/14V
N/A
N/A
N/A
None
N/A
Operational power consumption
N/A
N/A
N/A
< 93
N/A