Comparison between:
- 28" Acer B286HK
- 27" Dell S2722QC

Brand, series, model

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

Acer B286HKDell S2722QC
Acer B286HKDell S2722QC
Model aliasB286HKymjdpprz-
Model year20142021

Display

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

Size class28 in27 in
Diagonal711.2 mm
71.12 cm
28 in
2.3333 ft		684.66 mm
68.466 cm
26.9551 in
2.2463 ft
Width620.93 mm
62.093 cm
24.4461 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		335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
Panel manufacturerInnolux-
Panel typeTNIPS
Panel bit depth10 bits (8 bits + FRC)10 bits (8 bits + FRC)
FRCYesYes
Colors1073741824 colors
30 bits		1073741824 colors
30 bits
Aspect ratio1.778:1
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
Pixel pitch0.162 mm
0.0162 cm
0.0064 in
0.0005 ft		0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
Pixel density157 ppi
61 ppcm		163 ppi
64 ppcm
Display area84.24 %89.82 %
BacklightW-LEDW-LED
sRGB-99 %
NTSC (1953)72 %-
Brightness300 cd/m²350 cd/m²
Peak brightness-400 cd/m²
Static contrast1000 : 11000 : 1
Dynamic contrast100000000 : 1-
Horizontal viewing angle170 °178 °
Vertical viewing angle160 °178 °
Minimum response time1 ms
0.0010 s		4 ms
0.0040 s
Average response time-5 ms
0.0050 s
Maximum response time-8 ms
0.0080 s
Input lag11 ms
0.0110 s		9 ms
0.0090 s
CoatingAnti-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.

3DNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-10 kHz - 137 kHz
Vertical frequency (digital)60 Hz24 Hz - 76 Hz
-4K @ 60 Hz

Power supply and consumption

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

110V100 V - 120 V100 V - 120 V
220V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz
Power consumption (off)0.4 W0.2 W
Power consumption (sleep)0.5 W0.3 W
Power consumption (average)39 W24.8 W
Power consumption (maximum)-155 W
Power consumption (annual)-25 kWh
Energy efficiency class-F

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.

Width658.7 mm
65.87 cm
25.9331 in
2.1611 ft		611.6 mm
61.16 cm
24.0787 in
2.0066 ft
Height381.9 mm
38.19 cm
15.0354 in
1.253 ft		364.64 mm
36.464 cm
14.3559 in
1.1963 ft
Depth64.5 mm
6.45 cm
2.5394 in
0.2116 ft		55.43 mm
5.543 cm
2.1823 in
0.1819 ft
Weight-5.37 kg
11.84 lbs
Width with stand658.7 mm
65.87 cm
25.9331 in
2.1611 ft		611.6 mm
61.16 cm
24.0787 in
2.0066 ft
Height with stand408.5 mm
40.85 cm
16.0827 in
1.3402 ft		400.05 mm
40.005 cm
15.75 in
1.3125 ft
Depth with stand247.2 mm
24.72 cm
9.7323 in
0.811 ft		174.72 mm
17.472 cm
6.8787 in
0.5732 ft
Weight with stand8.2 kg
18.08 lbs		7.1 kg
15.65 lbs
Box width735 mm
73.5 cm
28.937 in
2.4114 ft		-
Box height520 mm
52 cm
20.4724 in
1.706 ft		-
Box depth208 mm
20.8 cm
8.189 in
0.6824 ft		-
Box weight11 kg
24.25 lbs		9.79 kg
21.58 lbs
Stand width-257 mm
25.7 cm
10.1181 in
0.8432 ft
Stand depth-174.72 mm
17.472 cm
6.8787 in
0.5732 ft
ColorsBlackSilver

Ergonomics

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

VESA mountYesYes
VESA interface100 x 100 mm100 x 100 mm
Removable standYesYes
Height adjustmentYesYes
Height adjustment range150 mm
15 cm
5.9055 in
0.4921 ft		110 mm
11 cm
4.3307 in
0.3609 ft
Landscape/portrait pivotYesYes
Left pivot90 °90 °
Right pivot90 °90 °
Left/right swivelYesYes
Left swivel60 °30 °
Right swivel60 °30 °
Forward/backward tiltYesYes
Forward tilt5 °5 °
Backward tilt35 °21 °

Audio

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

Speakers2 x 2 W2 x 3 W

Camera

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

CameraNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity1 x USB 3.0 (upstream)
4 x USB 3.0 (downstream)
1 x HDMI 1.4 (MHL)
1 x DisplayPort 1.2 (Input mini)
1 x DisplayPort 1.2
1 x DVI-D Dual Link
1 x 3.5 mm Audio Out		1 x USB (Type-C; upstream; 65W; DP Alt Mode)
2 x USB 3.2 (Type-A; Gen 1; downstream)
2 x HDMI 2.0
2 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP) 2.2

Features

Some additional functional features of the model.

FeaturesFlicker-free technology
Picture-By-Picture
Picture-in-Picture		AMD FreeSync technology
ComfortView
Dell Display Manager
Flicker-free technology
Low Blue Light

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesENERGY STAR
ErP
TCO Certified Displays 6.0		TUV Rheinland Low Blue Light (Hardware Solution)

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
Operating humidity-10 % - 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.

AccessoriesDisplayPort cable
DVI-D cable
USB 3.0 upstream cable		DisplayPort cable
HDMI cable

Additional features

Information about other features.

Additional features-Security lock slot
 Acer B286HKDell S2722QC