Comparison between:
- 27" Acer PE270K
- 27" LG 27UL850
- 24" HP ZR2440w

Brand, series, model

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

Acer PE270KLG 27UL850HP ZR2440w
Acer PE270KLG 27UL850HP ZR2440w
Model aliasPE270K bmiipruzx27UL850-W
27UN850
27UN850-W
XW477A4
XW477A8
Model year201820182011

Display

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

Size class27 in27 in24 in
Diagonal684.7 mm
68.47 cm
26.9567 in
2.2464 ft
684.7 mm
68.47 cm
26.9567 in
2.2464 ft
609.6 mm
60.96 cm
24 in
2 ft
Width596.16 mm
59.616 cm
23.4709 in
1.9559 ft
596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
518.4 mm
51.84 cm
20.4094 in
1.7008 ft
Height335.32 mm
33.532 cm
13.2016 in
1.1001 ft
335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
324 mm
32.4 cm
12.7559 in
1.063 ft
Panel manufacturer-BOELG Display
Panel model--LM240WU8-SLA1
Panel typeIPSIPSe-IPS
Panel bit depth10 bits (8 bits + FRC)10 bits (8 bits + FRC)8 bits (6 bits + FRC)
FRCYesYesYes
Colors1073741824 colors
30 bits
1073741824 colors
30 bits
16777216 colors
24 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.6:1
16:10
Resolution3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
1920 x 1200 pixels
Pixel pitch0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
0.27 mm
0.027 cm
0.0106 in
0.0009 ft
Pixel density163 ppi
64 ppcm
163 ppi
64 ppcm
94 ppi
37 ppcm
Display area91.97 %89.66 %81.21 %
BacklightW-LEDW-LEDW-LED
sRGB99 %99 %96 %
Adobe RGB (1998)75 %-74 %
NTSC (1953)72 %-71 %
DCI P375 %--
Brightness350 cd/m²350 cd/m²350 cd/m²
Peak brightness-400 cd/m²-
Static contrast1300 : 11000 : 11000 : 1
Dynamic contrast100000000 : 1--
HDR-HDR10
DisplayHDR 400
-
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time4 ms
0.0040 s
5 ms
0.0050 s
6 ms
0.0060 s
Average response time15 ms
0.0150 s
-14 ms
0.0140 s
Maximum response time20 ms
0.0200 s
--
Input lag18 ms
0.0180 s
-20 ms
0.0200 s
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte

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 - 160 kHz-24 kHz - 80 kHz
Vertical frequency (digital)40 Hz - 75 Hz40 Hz - 61 Hz24 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)-7 A-
Power consumption (off)0.4 W0.3 W0.5 W
Power consumption (sleep)0.5 W0.5 W0.5 W
Power consumption (eco)20 W-32 W
Power consumption (average)36 W40 W48 W
Power consumption (maximum)40 W130 W59 W
Power consumption (annual)54 kWh54 kWh-
Energy efficiency classBB-

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.

Width614 mm
61.4 cm
24.1732 in
2.0144 ft
613.1 mm
61.31 cm
24.1378 in
2.0115 ft
562 mm
56.2 cm
22.126 in
1.8438 ft
Height354 mm
35.4 cm
13.937 in
1.1614 ft
364.4 mm
36.44 cm
14.3465 in
1.1955 ft
368 mm
36.8 cm
14.4882 in
1.2073 ft
Depth58 mm
5.8 cm
2.2835 in
0.1903 ft
44.6 mm
4.46 cm
1.7559 in
0.1463 ft
61 mm
6.1 cm
2.4016 in
0.2001 ft
Weight4.46 kg
9.83 lbs
4.8 kg
10.58 lbs
4.9 kg
10.8 lbs
Width with stand614 mm
61.4 cm
24.1732 in
2.0144 ft
613.1 mm
61.31 cm
24.1378 in
2.0115 ft
562 mm
56.2 cm
22.126 in
1.8438 ft
Height with stand407 mm
40.7 cm
16.0236 in
1.3353 ft
457.3 mm
45.73 cm
18.0039 in
1.5003 ft
429 mm
42.9 cm
16.8898 in
1.4075 ft
Depth with stand207 mm
20.7 cm
8.1496 in
0.6791 ft
230 mm
23 cm
9.0551 in
0.7546 ft
235 mm
23.5 cm
9.252 in
0.771 ft
Weight with stand7.22 kg
15.92 lbs
6.4 kg
14.11 lbs
7.6 kg
16.76 lbs
Box width-691 mm
69.1 cm
27.2047 in
2.2671 ft
-
Box height-493 mm
49.3 cm
19.4094 in
1.6175 ft
-
Box depth-208 mm
20.8 cm
8.189 in
0.6824 ft
-
Box weight10.19 kg
22.47 lbs
9 kg
19.84 lbs
-
ColorsBlackWhite
Gray
Black

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 range115 mm
11.5 cm
4.5276 in
0.3773 ft
110 mm
11 cm
4.3307 in
0.3609 ft
100 mm
10 cm
3.937 in
0.3281 ft
Landscape/portrait pivotYesYesYes
Left pivot90 °90 °0 °
Right pivot90 °90 °90 °
Left/right swivelYesNoYes
Left swivel45 °-45 °
Right swivel45 °-45 °
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt20 °20 °35 °

Audio

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

Speakers2 x 2 W2 x 5 W-
-Maxx Audio-

Camera

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

CameraNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity4 x USB 3.0 (downstream)
1 x USB 3.1 (Type-C)
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
2 x USB 3.0 (downstream)
1 x USB 3.0 (Type-C - 60 W)
2 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
4 x USB 2.0 (downstream)
1 x USB 2.0 (upstream)
1 x HDMI (HDCP)
1 x DisplayPort 1.2 (HDCP)
1 x DVI-D Dual Link (HDCP)
1 x S/PDIF
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.

FeaturesAMD FreeSync technology
Blue Light Filter
Flicker-free technology
6-Axis Control
AMD FreeSync technology
Black Stabilizer
DDC/CI
Dynamic Action Sync
Flicker-free technology
Super Resolution+
DDC/CI

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesENERGY STAR 7.0
ErP
TCO Certified Displays 7.0
C-Tick
CCC
CECP
CEL
cUL
ENERGY STAR
ErP
FCC Class B
KC
RoHS Compliant
TÜV/GS
VCCI
BSMI
C-Tick
CB
CCC
CE
CECP
CEL Grade 1
EAC
ENERGY STAR
EPA
Epeat Gold/Silver (market dependent)
FCC Class B
ICE
ISC
KC
KCC
NOM
PSB
SEPA
TCO EDGE
TÜV/S
VCCI-B
WHQL (Windows 8; Windows 7)

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 temperature5 °C - 35 °C
41 °F - 95 °F
0 °C - 40 °C
32 °F - 104 °F
5 °C - 35 °C
41 °F - 95 °F
Operating humidity10 % - 85 %0 % - 80 %20 % - 80 %
Operating altitude--5000 m
16404.2 ft
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Storage humidity-0 % - 85 %5 % - 95 %
Storage altitude--12192 m
40000 ft

Accessories

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

AccessoriesDisplayPort cable - optional
HDMI cable - optional
Hood
USB Type-C cable - optional
DisplayPort cable
HDMI cable
USB Type-C cable
DisplayPort cable
DVI-D cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - KensingtonSecurity lock slot
 Acer PE270KLG 27UL850HP ZR2440w