Comparison between:
- 23.6" Acer EK241QK
- 23.8" Dell P2415Q
- 23.8" Dell P2421DC

Brand, series, model

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

Acer EK241QKDell P2415QDell P2421DC
Acer EK241QKDell P2415QDell P2421DC
Model aliasEK241QKbipx
EK241QK bipx
--
Model year202020142020

Display

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

Size class23.6 in23.8 in23.8 in
Diagonal599 mm
59.9 cm
23.5827 in
1.9652 ft
604.7 mm
60.47 cm
23.8071 in
1.9839 ft
604 mm
60.4 cm
23.7795 in
1.9816 ft
Width521.28 mm
52.128 cm
20.5228 in
1.7102 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
526.85 mm
52.685 cm
20.7421 in
1.7285 ft
Height293.22 mm
29.322 cm
11.5441 in
0.962 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
296.35 mm
29.635 cm
11.6673 in
0.9723 ft
Panel manufacturer-LG Display-
Panel model-LM238WR2-SLA1-
Panel typeIPSAH-IPSIPS
Panel bit depth10 bits10 bits (8 bits + FRC)8 bits (6 bits + FRC)
FRC-YesYes
Colors1073741824 colors
30 bits
1073741824 colors
30 bits
16777216 colors
24 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
2560 x 1440 pixels
Quad HD (QHD) / 1440p
Pixel pitch0.136 mm
0.0136 cm
0.0053 in
0.0004 ft
0.137 mm
0.0137 cm
0.0054 in
0.0005 ft
0.206 mm
0.0206 cm
0.0081 in
0.0007 ft
Pixel density187 ppi
73 ppcm
185 ppi
72 ppcm
123 ppi
48 ppcm
Display area88.18 %82.05 %90.13 %
BacklightW-LEDW-LEDW-LED
sRGB-99 %99 %
NTSC (1953)72 %72 %-
Brightness250 cd/m²300 cd/m²300 cd/m²
Static contrast1000 : 11000 : 11000 : 1
Dynamic contrast100000000 : 12000000 : 1-
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
8 ms
0.0080 s
Maximum response time-14 ms
0.0140 s
-
Input lag-12 ms
0.0120 s
-
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)
-CIE1976 - 102.28%
CIE1931 - 82.09%
-

3D

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

3DNoNo-

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-31 kHz - 140 kHz-
Vertical frequency (digital)60 Hz29 Hz - 76 Hz60 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 A2.5 A
Power consumption (off)0.38 W0.5 W0.3 W
Power consumption (sleep)0.48 W0.5 W0.3 W
Power consumption (average)-45 W25 W
Power consumption (maximum)-90 W127 W

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.

Width540 mm
54 cm
21.2598 in
1.7717 ft
566.64 mm
56.664 cm
22.3087 in
1.8591 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
Height321 mm
32.1 cm
12.6378 in
1.0531 ft
336.06 mm
33.606 cm
13.2307 in
1.1026 ft
322.1 mm
32.21 cm
12.6811 in
1.0568 ft
Depth40 mm
4 cm
1.5748 in
0.1312 ft
46.93 mm
4.693 cm
1.8476 in
0.154 ft
42.7 mm
4.27 cm
1.6811 in
0.1401 ft
Weight3.05 kg
6.72 lbs
3.34 kg
7.36 lbs
3.77 kg
8.31 lbs
Width with stand540 mm
54 cm
21.2598 in
1.7717 ft
566.64 mm
56.664 cm
22.3087 in
1.8591 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
Height with stand400 mm
40 cm
15.748 in
1.3123 ft
369.53 mm
36.953 cm
14.5484 in
1.2124 ft
356.1 mm
35.61 cm
14.0197 in
1.1683 ft
Depth with stand192 mm
19.2 cm
7.5591 in
0.6299 ft
205 mm
20.5 cm
8.0709 in
0.6726 ft
166 mm
16.6 cm
6.5354 in
0.5446 ft
Weight with stand3.35 kg
7.39 lbs
8.68 kg
19.14 lbs
-
Box weight--7.69 kg
16.95 lbs
ColorsBlackBlack-

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 adjustmentNoYesYes
Height adjustment range-130 mm
13 cm
5.1181 in
0.4265 ft
130 mm
13 cm
5.1181 in
0.4265 ft
Landscape/portrait pivotNoYesYes
Left pivot-90 °90 °
Right pivot-90 °90 °
Left/right swivelNoYesYes
Left swivel-45 °45 °
Right swivel-45 °45 °
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt15 °21 °21 °

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
1 x D-sub
1 x 3.5 mm Audio Out
4 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 1.4 (MHL)
1 x DisplayPort (Input mini)
1 x DisplayPort (Output MST)
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
1 x USB (Type-C; 65W)
2 x USB 2.0 (downstream)
2 x USB 3.0 (downstream)
1 x HDMI 1.4
1 x DisplayPort 1.2 (out)
1 x DisplayPort 1.2 (in)
High-bandwidth Digital Content Protection (HDCP)--

Features

Some additional functional features of the model.

Features6-axis Color Adjustment
Acer ComfyView
Blue Light Filter
Flicker-free technology
Wide Viewing Angle
Zero Frame Design
-Daisy Chain Availability
Flicker-free technology
Low Blue Light

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesENERGY STAR
FCC Class B
TÜV/GS
UL/cUL
VCCI
ENERGY STAR 6.0
Epeat Gold
RoHS Compliant
TCO Certified Displays
ENERGY STAR
EPEAT
RoHS
TCO Certified Display

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
0 °C - 40 °C
32 °F - 104 °F
Operating humidity-10 % - 80 %10 % - 90 %
Operating altitude-5000 m
16404.2 ft
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-5 % - 90 %10 % - 90 %
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.

AccessoriesD-sub cable (optional)
HDMI cable (optional)
DisplayPort cable - mini-DP to DP
Factory calibration report
USB 3.0 upstream cable
DisplayPort cable
USB Type-C cable

Additional features

Information about other features.

Additional features-Anti-theft stand lock slot - KensingtonSecurity lock slot
 Acer EK241QKDell P2415QDell P2421DC