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AOC AG251FZ Monitor
AOC AG251FZ
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Asus PQ321QE Monitor
Asus PQ321QE
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ViewSonic XG2530 Monitor
ViewSonic XG2530
Available colors
Editiorial reviews
16
4.2 out of 5
4 user ratings
5 stars
25 %
4 stars
75 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
4
4.0 out of 5
4 user ratings
5 stars
50 %
4 stars
25 %
3 stars
25 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
15
4.2 out of 5
5 user ratings
5 stars
20 %
4 stars
80 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
33
4.2 out of 5
33 user ratings
5 stars
33 %
4 stars
57 %
3 stars
9 %
2 stars
0 %
1 stars
0 %
4
3.5 out of 5
4 user ratings
5 stars
0 %
4 stars
50 %
3 stars
50 %
2 stars
0 %
1 stars
0 %
35
4.0 out of 5
35 user ratings
5 stars
28 %
4 stars
42 %
3 stars
28 %
2 stars
0 %
1 stars
0 %

General

Screen size24.5 in31.5 in25.0 in
Brightness400.0 cd/m²350.0 cd/m²400.0 cd/m²
Aspect ratio16:916:916:9

Design

Colour of productBlack,RedBlackBlack
Panel designFlatFlatFlat
Built-in USB hubyesnoyes
Touchscreennonono
Built-in cameranonono
Screen surfaceMatteMatte
N/A
Built-in speakersyesyesyes

Dimensions

Height adjustment5.12 in5.91 in4.72 in
Height with stand16.54 in
N/A
20.97 in
Depth (with stand)9.84 in10.08 in9.42 in
Width (with stand)25.79 in29.53 in22.28 in
Weight (without stand)14.33 lb
N/A
N/A
Weight229.28 oz458.56 oz239.16 oz
Height (min-max)
N/A
< 489< 434
Height (without stand)
N/A
19.25 in13.51 in
Depth (without stand)
N/A
1.38 in2.01 in

Connectivity

Analogue 3.5mm input11
N/A
Number of USB 2.0 port0
N/A
N/A
Number of USB 3.0 ports4
N/A
3
USB connectors (total)4
N/A
3
Component input (YPbPr/YCbCr)nono
N/A
Number of component inputs00
N/A
Composite inputnono
N/A
Number of composite inputs00
N/A
DisplayPortyesyesyes
DVI Portyesnono
DVI-D ports quantity1
N/A
N/A
HDCPyesyes
N/A
HDMIyesnoyes
HDMI ports quantity2
N/A
2
Number of HDMI inputs2
N/A
2
HDMI version2.0
N/A
1.4
Headphone outputyesyesyes
Headphone outputs quantity111
S-video inputnono
N/A
Number of s-video inputs00
N/A
Thunderboltnono
N/A
USB for videonono
N/A
VGA inyesnono
VGA (D-Sub) ports quantity1
N/A
N/A
Number of DisplayPort inputs111
Number of DisplayPort outputs00
N/A
DisplayPort version1.21.2
N/A
Type of DisplayPort connectorStandardStandardStandard
MHLyes
N/A
N/A
Microphone input
N/A
yes
N/A

Image properties

Maximum resolution1920 x 1080 px3840 x 2160 px1920 x 1080 px
Supported graphics resolutions1920x10803840x21601920x1080
Refresh rate240.0 Hz60.0 Hz240.0 Hz
HD typeFull HD4K Ultra HDFull HD
Display number of colours16.78 million colours1.073 billion colours16.78 million colours
Colour depth (per channel)8.0 bit10.0 bit
N/A
Dynamic contrast ratio50000000:1
N/A
120000000:1
Contrast ratio1000:1800:11000:1
Display technologyLCDLEDLCD
BacklightW-LEDLEDLED
Panel typeTNIGZOTFT
Response time (GtG)1.0 ms8.0 ms1.0 ms
Response time1.0 ms8.0 ms1.0 ms
Picture-in-Picture (PIP)nonono
Pixel size0.01 in0.01 in0.01 in
Viewing angle (horizontal)170.0 °176.0 °170.0 °
Viewing angle (vertical)160.0 °176.0 °160.0 °
Colour gamut (NTSC)
N/A
80.0 %72.0 %
Colour gamut (Adobe RGB)
N/A
N/A
72.0 %
Response time (BtW)
N/A
N/A
1.0 ms
Image delay
N/A
N/A
< 1

Features

Ascendable and submersibleyesyesyes
Pivot functionyesyesyes
Swivelyesyesyes
Tiltableyesyesyes
Memory card readernonono
Cable lock slotyesyesno
Flicker freeyes
N/A
yes

Compatibility

Adaptive synchronizationyesnoyes
HDRnono
N/A
VESA mountyesyesyes
Type of VESA mount100x100mm200x200mm100x100mm
Sync technologyAMD Freesync
N/A
AMD Freesync
3D support (3D-Ready)
N/A
nono

Power

Energy efficiency classE
N/A
N/A
Connecting 9V/12V/14VNoneNone
N/A
Operational power consumption< 30< 9322 - 26
Power consumption (standby)0.5 W1.0 W0.5 W
Power consumption (typical)70.0 W93.0 W30.0 W