Comparison between:
- 27" ViewSonic VX2771-4K-HD
- 28" Asus TUF Gaming VG289Q1A
- 28" HP U28 4K HDR
- 27" Acer Predator X27 P

Brand, series, model

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

ViewSonic VX2771-4K-HDAsus TUF Gaming VG289Q1AHP U28 4K HDRAcer Predator X27 P
Series-TUF Gaming-Predator X27
ViewSonic VX2771-4K-HDAsus TUF Gaming VG289Q1AHP U28 4K HDRAcer Predator X27 P
Model alias--1Z978AAX27 Pbmiphzx
X27P
X27Pbmiphzx
Model year2021202020202019

Display

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

Size class27 in28 in28 in27 in
Diagonal685.9 mm
68.59 cm
27.0039 in
2.2503 ft
711.2 mm
71.12 cm
28 in
2.3333 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
Width596.74 mm
59.674 cm
23.4937 in
1.9578 ft
620.928 mm
62.0928 cm
24.446 in
2.0372 ft
620.928 mm
62.0928 cm
24.446 in
2.0372 ft
596.16 mm
59.616 cm
23.4709 in
1.9559 ft
Height335.66 mm
33.566 cm
13.215 in
1.1012 ft
341.28 mm
34.128 cm
13.4362 in
1.1197 ft
341.28 mm
34.128 cm
13.4362 in
1.1197 ft
335.34 mm
33.534 cm
13.2024 in
1.1002 ft
Panel typeIPSIPSIPSAHVA IPS
Panel bit depth10 bits (8 bits + FRC)10 bits (8 bits + FRC)10 bits (8 bits + FRC)10 bits (8 bits + FRC)
FRCYesYesYesYes
Colors1073741824 colors
30 bits
1073741824 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
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
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
Pixel pitch0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
0.162 mm
0.0162 cm
0.0064 in
0.0005 ft
0.116 mm
0.0116 cm
0.0046 in
0.0004 ft
0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
Pixel density163 ppi
64 ppcm
157 ppi
61 ppcm
157 ppi
61 ppcm
163 ppi
64 ppcm
Display area89.21 %89.72 %89.61 %84.82 %
BacklightW-LEDW-LEDW-LEDDirect LED (Full-Array Local Dimming)
sRGB99 %-100 %100 %
Adobe RGB (1998)---99 %
NTSC (1953)75 %---
DCI P3-90 %93 %85 %
Brightness350 cd/m²350 cd/m²400 cd/m²600 cd/m²
Peak brightness---1000 cd/m²
Static contrast1000 : 11000 : 11000 : 11000 : 1
Dynamic contrast80000000 : 1---
HDRHDR10HDR10HDRHDR10
DisplayHDR 1000
Horizontal viewing angle178 °178 °178 °178 °
Vertical viewing angle178 °178 °178 °178 °
Minimum response time5 ms
0.0050 s
5 ms
0.0050 s
4 ms
0.0040 s
4 ms
0.0040 s
CoatingAnti-glare/Matte (3H)Anti-glare/MatteAnti-glare/Matte (3H)Anti-glare/Matte (3H)
---Local dimming - 384 zones

3D

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

3DNoNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-30 kHz - 160 kHz30 kHz - 140 kHz30 kHz - 322 kHz
Vertical frequency (digital)60 Hz40 Hz - 60 Hz23 Hz - 75 Hz24 Hz - 144 Hz
-DisplayPort - 160 kHz - 160 kHz; 40 Hz - 60 Hz
HDMI - 30 kHz - 160 kHz; 40 Hz - 60 Hz
-DisplayPort (overclocking) - 52 kHz - 322 kHz; 24 Hz - 144 Hz
HDMI - 30 kHz - 135 kHz; 24 Hz - 144 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 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)--1.5 A-
Power consumption (off)-0.5 W-0.35 W
Power consumption (sleep)0.5 W0.5 W0.5 W0.45 W
Power consumption (eco)33 W---
Power consumption (average)43 W30 W45 W68 W
Power consumption (maximum)--155 W-
Power consumption (annual)---103 kWh
Energy efficiency class---D

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.

Width613.8 mm
61.38 cm
24.1654 in
2.0138 ft
639.5 mm
63.95 cm
25.1772 in
2.0981 ft
637.1 mm
63.71 cm
25.0827 in
2.0902 ft
629 mm
62.9 cm
24.7638 in
2.0636 ft
Height365.8 mm
36.58 cm
14.4016 in
1.2001 ft
369.35 mm
36.935 cm
14.5413 in
1.2118 ft
371.2 mm
37.12 cm
14.6142 in
1.2178 ft
374.7 mm
37.47 cm
14.752 in
1.2293 ft
Depth50.8 mm
5.08 cm
2 in
0.1667 ft
65.65 mm
6.565 cm
2.5846 in
0.2154 ft
43.4 mm
4.34 cm
1.7087 in
0.1424 ft
86.5 mm
8.65 cm
3.4055 in
0.2838 ft
Weight4.55 kg
10.03 lbs
4.73 kg
10.43 lbs
--
Width with stand613.8 mm
61.38 cm
24.1654 in
2.0138 ft
639.5 mm
63.95 cm
25.1772 in
2.0981 ft
637.1 mm
63.71 cm
25.0827 in
2.0902 ft
629 mm
62.9 cm
24.7638 in
2.0636 ft
Height with stand454.9 mm
45.49 cm
17.9094 in
1.4925 ft
460.5 mm
46.05 cm
18.1299 in
1.5108 ft
531.4 mm
53.14 cm
20.9213 in
1.7434 ft
445.5 mm
44.55 cm
17.5394 in
1.4616 ft
Depth with stand188.2 mm
18.82 cm
7.4094 in
0.6175 ft
213.8 mm
21.38 cm
8.4173 in
0.7014 ft
189.9 mm
18.99 cm
7.4764 in
0.623 ft
289 mm
28.9 cm
11.378 in
0.9482 ft
Weight with stand5.07 kg
11.18 lbs
5.7 kg
12.57 lbs
6.35 kg
14 lbs
9.04 kg
19.93 lbs
Box width695 mm
69.5 cm
27.3622 in
2.2802 ft
706 mm
70.6 cm
27.7953 in
2.3163 ft
--
Box height552 mm
55.2 cm
21.7323 in
1.811 ft
530 mm
53 cm
20.8661 in
1.7388 ft
--
Box depth140 mm
14 cm
5.5118 in
0.4593 ft
180 mm
18 cm
7.0866 in
0.5906 ft
--
Box weight6.82 kg
15.04 lbs
7.8 kg
17.2 lbs
-14.9 kg
32.85 lbs
ColorsBlackBlackBlackBlack

Ergonomics

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

VESA mountYesYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm100 x 100 mm
Removable standYesYesYesYes
Height adjustmentNoNoYesYes
Height adjustment range---130 mm
13 cm
5.1181 in
0.4265 ft
Landscape/portrait pivotNoNoYesNo
Left pivot--90 °-
Right pivot--90 °-
Left/right swivelYesYesYesYes
Left swivel45 °15 °-20 °
Right swivel45 °15 °-20 °
Forward/backward tiltYesYesYesYes
Forward tilt5 °5 °5 °5 °
Backward tilt15 °20 °23 °25 °

System on Chip (SoC)

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

Storage--8 GB-

Audio

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

Speakers-2 x 2 W-2 x 4 W

Camera

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

CameraNoNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
1 x USB (Type-C; upstream; 65W; DP Alt Mode)
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 Out
4 x USB 3.0 (Type-A; downstream)
1 x USB 3.0 (Type-B; upstream)
1 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP) 2.2High-bandwidth Digital Content Protection (HDCP) 2.2High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP)

Features

Some additional functional features of the model.

FeaturesEcoModes
SuperClear IPS
ViewMode OSD
Adaptive-Sync technology
AMD FreeSync technology
Color Temperature Selection
DisplayWidget Lite
Flicker-free technology
GameFast Input technology
GamePlus (Crosshair/Timer/FPS Counter/Display Alignment)
GameVisual
Ultra-Low Blue Light
Multiple HDR Mode
Shadow Boost
Trace Free Technology
Ultra-Wide Viewing Angle
Flicker-free technology
Low Blue Light
Acer VisionCare
Blue Light Filter
DDC/CI
Flicker-free technology
Light Sensor
Nvidia G-SYNC Ultimate
Quantum Dot technology
ZeroFrame Design

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesCCC
CEL
China RoHS
EAC logo
EnergyStar
BSMI
CB
CCC
CE
CEL level 1
FCC
PSB
PSE
RoHS
TCO7.0
UL/cUL
VCCI
WEEE
WHQL (Windows 10
Windows 8
Windows 7)
RCM
TUV Flicker-free
TUV Low Blue Light
Australian-New Zealand MEPS
BSMI
CB
CCC
CE
CECP
CEL
EAC
ENERGY STAR
FCC
ISO 9241-307
KC/KCC
NOM
PSB
SEPA
TCO Certified
TUV-S
UL/CSA
VCCI
Vietnam MEPS
WEEE
ISC
WW application
ICE
CE
cUL
ENERGY STAR
FCC Class B
RoHS compliant
TCO Certified Displays
TÜV/GS
UL
VCCI

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 temperature0 °C - 40 °C
32 °F - 104 °F
-5 °C - 35 °C
41 °F - 95 °F
0 °C - 40 °C
32 °F - 104 °F
Operating humidity20 % - 90 %-20 % - 80 %10 % - 80 %
Operating altitude3048 m
10000 ft
--5000 m
16404.2 ft
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
---20 °C - 60 °C
-4 °F - 140 °F
Storage humidity5 % - 90 %--5 % - 90 %
Storage altitude12192 m
40000 ft
--12192 m
40000 ft

Accessories

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

AccessoriesHDMI cableDisplayPort cable (optional)
HDMI cable (optional)
DisplayPort cable
HDMI cable
USB Type-C cable
DisplayPort cable
HDMI cable
Predator shield
USB 3.0 upstream cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - KensingtonSecurity lock slot-
 ViewSonic VX2771-4K-HDAsus TUF Gaming VG289Q1AHP U28 4K HDRAcer Predator X27 P