Comparison between:
- 23.8" Acer CB241HYK
- 27" Dell UltraSharp UP2718Q
- 27" NEC MultiSync EA271U-BK-SV

Brand, series, model

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

Acer CB241HYKDell UltraSharp UP2718QNEC MultiSync EA271U-BK-SV
Acer CB241HYKDell UltraSharp UP2718QNEC MultiSync EA271U-BK-SV
Model aliasCB241HYKbmjdprx-EA271U-BK-SV

Display

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

Size class23.8 in27 in27 in
Diagonal604.7 mm
60.47 cm
23.8071 in
1.9839 ft
684.7 mm
68.47 cm
26.9567 in
2.2464 ft
684.7 mm
68.47 cm
26.9567 in
2.2464 ft
Width527.04 mm
52.704 cm
20.7496 in
1.7291 ft
596.16 mm
59.616 cm
23.4709 in
1.9559 ft
596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
Height296.46 mm
29.646 cm
11.6717 in
0.9726 ft
335.34 mm
33.534 cm
13.2024 in
1.1002 ft
335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
Panel manufacturer-LG Display-
Panel model-LM270WR6-SPA1-
Panel typeIPSIPSIPS
Panel bit depth10 bits (8 bits + FRC)10 bits10 bits
FRCYesNo-
LUT-3D LUT
14 bits
-
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 pitch0.137 mm
0.0137 cm
0.0054 in
0.0005 ft
0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
Pixel density185 ppi
72 ppcm
163 ppi
64 ppcm
163 ppi
64 ppcm
Display area-86.47 %90.47 %
BacklightW-LEDGB-r LEDW-LED
sRGB100 %100 %110 %
Adobe RGB (1998)-100 %81.6 %
NTSC (1953)--78 %
DCI P3-97.7 %-
Rec. 2020-76.9 %-
Brightness300 cd/m²400 cd/m²350 cd/m²
Peak brightness-1000 cd/m²-
Static contrast1000 : 11000 : 11300 : 1
Dynamic contrast100000000 : 1-9000 : 1
HDR-HDR10-
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time4 ms
0.0040 s
6 ms
0.0060 s
5 ms
0.0050 s
Average response time-8 ms
0.0080 s
-
Maximum response time-13 ms
0.0130 s
-
Input lag-25 ms
0.0250 s
-
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)
-CIE1972 - 103.96%
CIE1931 - 77.6%
Local dimming - 384 zones
HDR - 20000:1 contrast ratio
-

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 (analog)--31.5 kHz - 136 kHz
Horizontal frequency (digital)30 kHz - 160 kHz30 kHz - 140 kHz31.5 kHz - 136 kHz
Vertical frequency (digital)23 Hz - 80 Hz24 Hz - 75 Hz30 Hz - 75 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)-1.8 A1.6 A
Power consumption (off)0.13 W0.3 W0.29 W
Power consumption (sleep)0.23 W0.3 W0.29 W
Power consumption (eco)25 W45 W30 W
Power consumption (average)60 W90 W38 W
Power consumption (maximum)-120 W150 W
Energy efficiency classC--

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.

Width-626.4 mm
62.64 cm
24.6614 in
2.0551 ft
611.8 mm
61.18 cm
24.0866 in
2.0072 ft
Height-369.1 mm
36.91 cm
14.5315 in
1.211 ft
361.9 mm
36.19 cm
14.248 in
1.1873 ft
Depth-64.4 mm
6.44 cm
2.5354 in
0.2113 ft
67.2 mm
6.72 cm
2.6457 in
0.2205 ft
Weight-5.98 kg
13.18 lbs
6.1 kg
13.45 lbs
Width with stand557 mm
55.7 cm
21.9291 in
1.8274 ft
626.4 mm
62.64 cm
24.6614 in
2.0551 ft
611.8 mm
61.18 cm
24.0866 in
2.0072 ft
Height with stand337 mm
33.7 cm
13.2677 in
1.1056 ft
402.6 mm
40.26 cm
15.8504 in
1.3209 ft
378 mm
37.8 cm
14.8819 in
1.2402 ft
Depth with stand213 mm
21.3 cm
8.3858 in
0.6988 ft
200.3 mm
20.03 cm
7.8858 in
0.6572 ft
250 mm
25 cm
9.8425 in
0.8202 ft
Weight with stand5.5 kg
12.13 lbs
8.4 kg
18.52 lbs
9.5 kg
20.94 lbs
ColorsBlackBlackBlack

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 range150 mm
15 cm
5.9055 in
0.4921 ft
145 mm
14.5 cm
5.7087 in
0.4757 ft
150 mm
15 cm
5.9055 in
0.4921 ft
Landscape/portrait pivotYesYesYes
Left pivot0 °0 °90 °
Right pivot90 °90 °90 °
Left/right swivelYesYesYes
Left swivel60 °45 °170 °
Right swivel60 °45 °170 °
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt35 °21 °35 °

Audio

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

Speakers2 x 2 W-2 x 1 W

Camera

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

CameraNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity1 x HDMI 1.4 (MHL)
1 x DisplayPort 1.2
1 x DVI-D Dual Link
1 x 3.5 mm Audio Out
2 x USB 3.0 (charger - 5V/2.0A)
2 x USB 3.0 (downstream)
2 x USB 3.0 (upstream)
2 x HDMI 2.0
1 x DisplayPort 1.4
1 x DisplayPort 1.4 (Input mini)
1 x 3.5 mm Audio Out
3 x USB 3.0 (downstream)
1 x USB 3.0 (Type-C - 60 W)
2 x USB 3.0 (upstream)
2 x HDMI 1.4
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out

Features

Some additional functional features of the model.

FeaturesHDCP (High-bandwidth Digital Content Protection)DDC/CI
HDCP (High-bandwidth Digital Content Protection) 2.2
Picture-by-Picture
Picture-in-Picture
Carbon Footprint Meter
ControlSync
Dynamic Visual Mode
EcoModes
HDCP (High-bandwidth Digital Content Protection)
Human sensor
Light sensor
NaViSet software
Picture-by-Picture
Resettable Cost Meter
SpectraView II
XtraView

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesCE
ENERGY STAR 6.0
ISO9241-307
TÜV/GS
TÜV/Ergonomics
CECP
ENERGY STAR
RoHS compliant
TCO Certified Displays
CE
ENERGY STAR 7.0
ErP
FCC Class B
ISO 9241-307
MPR II / MPR III
PCT/Gost
RoHS
TCO Certified Displays 7.0
TÜV/Ergonomics
TÜV/GS
UL/cUL

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-0 °C - 40 °C
32 °F - 104 °F
5 °C - 35 °C
41 °F - 95 °F
Operating humidity-10 % - 80 %20 % - 80 %
Operating altitude-5000 m
16404.2 ft
5000 m
16404.2 ft
Storage temperature--20 °C - 60 °C
-4 °F - 140 °F
-10 °C - 60 °C
14 °F - 140 °F
Storage humidity-5 % - 90 %10 % - 85 %
Storage altitude-12192 m
40000 ft
12192 m
40000 ft

Accessories

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

Accessories-DisplayPort cable - mini-DP to DP
HDMI cable
USB 3.0 upstream cable
Color calibration kit
Color calibration sensor (MDSVSENSOR3)
ControlSync cable
DisplayPort cable
USB 3.0 upstream cable

Additional features

Information about other features.

Additional features--ControlSync IN/OUT port - 2.5 mm stereo jack
 Acer CB241HYKDell UltraSharp UP2718QNEC MultiSync EA271U-BK-SV