Comparison between:
- 28" AOC U28G2U
- 28" AOC U28P2U
- 27" HP U27 4K Wireless Monitor

Brand, series, model

Information about the brand, series, model and model aliases.

AOC U28G2UAOC U28P2UHP U27 4K Wireless Monitor
AOC U28G2UAOC U28P2UHP U27 4K Wireless Monitor
Model alias-U28P2U/BS9TQ12AA
9TQ13AA

Display

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.

Size class28 in28 in27 in
Diagonal708.538 mm
70.8538 cm
27.8952 in
2.3246 ft
708.538 mm
70.8538 cm
27.8952 in
2.3246 ft
684.7 mm
68.47 cm
26.9567 in
2.2464 ft
Width620.928 mm
62.0928 cm
24.446 in
2.0372 ft
620.928 mm
62.0928 cm
24.446 in
2.0372 ft
596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
Height341.28 mm
34.128 cm
13.4362 in
1.1197 ft
341.28 mm
34.128 cm
13.4362 in
1.1197 ft
335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
Panel typeIPSIPSIPS
Panel bit depth10 bits (8 bits + FRC)10 bits (8 bits + FRC)10 bits
FRCYesYes-
Colors1073741824 colors
30 bits
1073741824 colors
30 bits
1073741824 colors
30 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
Pixel pitch0.161 mm
0.0161 cm
0.0063 in
0.0005 ft
0.161 mm
0.0161 cm
0.0063 in
0.0005 ft
0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
Pixel density157 ppi
61 ppcm
157 ppi
61 ppcm
163 ppi
64 ppcm
Display area90.36 %90.36 %89.08 %
BacklightW-LEDW-LEDW-LED
sRGB119 %119 %99 %
NTSC (1953)107 %107 %-
DCI P397 %97 %-
Brightness300 cd/m²300 cd/m²300 cd/m²
Static contrast1000 : 11000 : 11000 : 1
Dynamic contrast80000000 : 150000000 : 110000000 : 1
HDRHDR10HDR10-
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time4 ms
0.0040 s
4 ms
0.0040 s
5 ms
0.0050 s
Average response time--8 ms
0.0080 s
Coating-Anti-glare/Matte (3H)Anti-glare/Matte (3H)

3D

3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.

3DNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)30 kHz - 140 kHz30 kHz - 140 kHz31 kHz - 135 kHz
Vertical frequency (digital)23 Hz - 75 Hz23 Hz - 75 Hz40 Hz - 60 Hz

Power supply and consumption

Information about the power supply and consumption, energy efficiency class, etc.

110V100 V - 120 V100 V - 120 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)1.5 A1.5 A-
Power consumption (off)-0.35 W-
Power consumption (sleep)0.5 W0.5 W0.3 W
Power consumption (average)45 W45 W46.2 W
Power consumption (maximum)--72 W
Energy efficiency class--B

Dimensions, weight and color

Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.

Width636.4 mm
63.64 cm
25.0551 in
2.0879 ft
636.4 mm
63.64 cm
25.0551 in
2.0879 ft
613.5 mm
61.35 cm
24.1535 in
2.0128 ft
Height368.5 mm
36.85 cm
14.5079 in
1.209 ft
368.5 mm
36.85 cm
14.5079 in
1.209 ft
366.5 mm
36.65 cm
14.4291 in
1.2024 ft
Depth49.3 mm
4.93 cm
1.9409 in
0.1617 ft
49.3 mm
4.93 cm
1.9409 in
0.1617 ft
53.2 mm
5.32 cm
2.0945 in
0.1745 ft
Weight4.77 kg
10.52 lbs
4.77 kg
10.52 lbs
5 kg
11.02 lbs
Width with stand636.4 mm
63.64 cm
25.0551 in
2.0879 ft
636.4 mm
63.64 cm
25.0551 in
2.0879 ft
613.5 mm
61.35 cm
24.1535 in
2.0128 ft
Height with stand401.9 mm
40.19 cm
15.8228 in
1.3186 ft
404 mm
40.4 cm
15.9055 in
1.3255 ft
401.3 mm
40.13 cm
15.7992 in
1.3166 ft
Depth with stand227.4 mm
22.74 cm
8.9528 in
0.7461 ft
200.1 mm
20.01 cm
7.878 in
0.6565 ft
193.5 mm
19.35 cm
7.6181 in
0.6348 ft
Weight with stand6.18 kg
13.62 lbs
6.76 kg
14.9 lbs
-
ColorsBlackBlackSilver

Ergonomics

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.

VESA mountYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm
Removable standYesYesYes
Height adjustmentYesYesYes
Height adjustment range130 mm
13 cm
5.1181 in
0.4265 ft
130 mm
13 cm
5.1181 in
0.4265 ft
100 mm
10 cm
3.937 in
0.3281 ft
Landscape/portrait pivotYesYesNo
Left pivot0 °0 °-
Right pivot90 °90 °-
Left/right swivelYesYesYes
Left swivel30 °175 °-
Right swivel30 °175 °-
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt23 °35 °16 °

System on Chip (SoC)

Information about the central processor, graphic processor and the memory of the model.

Storage8 GB--

Audio

Information about the audio system - number and power of the built-in speakers, supported audio technologies.

Speakers--2 x 3 W

Camera

Many contemporary desktop monitors and smart TV sets have built-in cameras.

CameraNoNoNo

Network

Supported network technologies and standards for exchanging data with other devices.

Network--Wi-Fi Direct

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity1 x USB 3.2 (Type-B; Gen 1; upstream)
4 x USB 3.2 (Type-A; Gen 1; downstream)
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
4 x USB 3.2 (Type-A; Gen 1; downstream)
1 x USB 3.2 (Type-B; Gen 1; upstream)
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
1 x USB 3.2 (Type-B; Gen 1; upstream)
3 x USB 3.2 (Type-A; Gen 1; downstream)
1 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP) 2.2High-bandwidth Digital Content Protection (HDCP)

Features

Some additional functional features of the model.

FeaturesClear Vision
DDC2B (DDC/CI compatible)
Dynamic Colour Boost (DCB) technology
Dynamic Contrast Ratio (DCR) technology
Flicker-free technology
HDR Mode
Low Blue Light
Picture-by-Picture
Picture-in-Picture
Clear Vision
DDC2B (DDC/CI compatible)
Dynamic Colour Boost (DCB) technology
Dynamic Contrast Ratio (DCR) technology
Flicker-free technology
HDR Mode
Low Blue Light
Picture-by-Picture
Picture-in-Picture
3-sided Borderless Design
AMD FreeSync technology
Flicker-free technology
Low Blue Light

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesCCC
CE
CECP
CEL
CH RoHS
cTUVus
ISO9241-307
TÜV Low Blue Light
Win10
CCC
CE
CECP
CEL
CH RoHS
cTUVus
ISO9241-307
TÜV Low Blue Light
Win10
CB
CCC
CE
China CEL
CSA
CSA-NRTL
BSMI
EAC
EUP Lot-6
FCC
GEMS
HRN N N0.201
ICES
IS 1121
KC/KCC
PSB
RCM
SABS IEC 60950-1
SASO
TUV Bauart
VCCI
ISC
EUP Lot-26
IEC 60950:1999
eStandby
MEPS (HP) UKRAINIA
ISO 9241

Operating and storage conditions

There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.

Operating temperature--5 °C - 35 °C
41 °F - 95 °F
Operating humidity--20 % - 80 %
Operating altitude--5000 m
16404.2 ft
Storage temperature---20 °C - 60 °C
-4 °F - 140 °F
Storage humidity--5 % - 90 %
Storage altitude--12192 m
40000 ft

Accessories

Often the packaging of desktop monitors and smart TV sets includes accessories for them.

AccessoriesHDMI cable
USB Type-B cable
HDMI cable
USB Type-B cable
DisplayPort cable
HDMI cable
USB cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - Kensington
 AOC U28G2UAOC U28P2UHP U27 4K Wireless Monitor