Comparison between:
- 25" Dell UltraSharp U2515H
- 27" AOC 27B1H

Brand, series, model

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

Dell UltraSharp U2515HAOC 27B1H
SeriesUltraSharp-
Dell UltraSharp U2515HAOC 27B1H
Model year20142018

Display

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

Size class25 in27 in
Diagonal634.4 mm
63.44 cm
24.9764 in
2.0814 ft
685.8 mm
68.58 cm
27 in
2.25 ft
Width552.96 mm
55.296 cm
21.7701 in
1.8142 ft
597.6 mm
59.76 cm
23.5276 in
1.9606 ft
Height311.04 mm
31.104 cm
12.2457 in
1.0205 ft
336.15 mm
33.615 cm
13.2343 in
1.1029 ft
Panel manufacturerLG Display-
Panel modelLM250WQ1-SSA1-
Panel typeAH-IPSIPS
Panel bit depth8 bits8 bits (6 bits + FRC)
FRCNoYes
Colors16777216 colors
24 bits
16777216 colors
24 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
Resolution2560 x 1440 pixels
Quad HD (QHD) / 1440p
1920 x 1080 pixels
Full HD / 1080p
Pixel pitch0.216 mm
0.0216 cm
0.0085 in
0.0007 ft
0.311 mm
0.0311 cm
0.0123 in
0.001 ft
Pixel density117 ppi
46 ppcm
81 ppi
32 ppcm
Display area89.24 %-
BacklightW-LEDW-LED
sRGB99 %-
NTSC (1953)72 %72 %
Brightness350 cd/m²250 cd/m²
Static contrast1000 : 11000 : 1
Dynamic contrast2000000 : 150000000 : 1
Horizontal viewing angle178 °178 °
Vertical viewing angle178 °178 °
Minimum response time6 ms
0.0060 s
9 ms
0.0090 s
Maximum response time8 ms
0.0080 s
-
Input lag13.7 ms
0.0137 s
-
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)
CIE1976 - 91%
CIE1931 - 76%
-

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)30 kHz - 113 kHz30 kHz - 83 kHz
Vertical frequency (digital)56 Hz - 86 Hz50 Hz - 76 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
Electric current (A)1.5 A-
Power consumption (off)-0.5 W
Power consumption (sleep)0.5 W0.5 W
Power consumption (average)35 W23 W
Power consumption (maximum)87 W32 W
Energy efficiency classB-

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.

Width569 mm
56.9 cm
22.4016 in
1.8668 ft
-
Height338.7 mm
33.87 cm
13.3346 in
1.1112 ft
-
Depth46.4 mm
4.64 cm
1.8268 in
0.1522 ft
-
Weight4.4 kg
9.7 lbs
-
Width with stand569 mm
56.9 cm
22.4016 in
1.8668 ft
613 mm
61.3 cm
24.1339 in
2.0112 ft
Height with stand398 mm
39.8 cm
15.6693 in
1.3058 ft
460.1 mm
46.01 cm
18.1142 in
1.5095 ft
Depth with stand205 mm
20.5 cm
8.0709 in
0.6726 ft
199.8 mm
19.98 cm
7.8661 in
0.6555 ft
Weight with stand6.5 kg
14.33 lbs
3.2 kg
7.05 lbs
Box width-694 mm
69.4 cm
27.3228 in
2.2769 ft
Box height-538 mm
53.8 cm
21.1811 in
1.7651 ft
Box depth-139 mm
13.9 cm
5.4724 in
0.456 ft
Box weight-5.1 kg
11.24 lbs
ColorsBlack
Silver
Black

Ergonomics

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

VESA mountYesNo
VESA interface100 x 100 mm-
Removable standYesYes
Height adjustmentYesNo
Height adjustment range115 mm
11.5 cm
4.5276 in
0.3773 ft
-
Landscape/portrait pivotYesNo
Left pivot90 °-
Right pivot90 °-
Left/right swivelYesNo
Left swivel45 °-
Right swivel45 °-
Forward/backward tiltYesYes
Forward tilt5 °3.5 °
Backward tilt21 °21.5 °

Audio

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

Dell speacker bar AC511 - optional-

Camera

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

CameraNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity5 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
2 x HDMI 1.4 (MHL 2.0)
1 x DisplayPort 1.2
1 x DisplayPort 1.2 (Input mini)
1 x DisplayPort 1.2 (Output MST)
1 x 3.5 mm Audio Out
1 x HDMI 1.4
1 x D-sub
1 x 3.5 mm Audio Out
-High-bandwidth Digital Content Protection (HDCP)

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesENERGY STAR 6.0
Epeat Gold
RoHS Compliant
TCO Certified Displays
CE
EAC
ENERGY STAR 7.0
FCC Class B
RoHS
TCO Certified Displays
TÜV/GS

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
-
Operating humidity10 % - 80 %-
Operating altitude5000 m
16404.2 ft
-
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-
Storage humidity5 % - 90 %-
Storage altitude12192 m
40000 ft
-

Accessories

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

AccessoriesDisplayPort cable - mini-DP to DP
Factory calibration report
HDMI cable
USB 3.0 upstream cable
HDMI cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot
Security lock slot
Anti-theft stand lock slot - Kensington
 Dell UltraSharp U2515HAOC 27B1H