Display: 25 in, AH-IPS, W-LED, 2560 x 1440 pixels

Viewing angles (H/V): 178 ° / 178 °

Brightness: 350 cd/m²

Static contrast: 1000 : 1,

Dynamic contrast: 2000000 : 1

Refresh rate: 56 Hz - 86 Hz

sRGB: 99 %,

NTSC: 72 %

Dimensions: 569 x 338.7 x 46.4 mm

Weight: 4.4 kg

Brand, series, model

Information about the brand, series, model and model aliases.
BrandDell
SeriesUltraSharp
ModelUltraSharp U2515H
Model year2014

Display

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
Size class25 in (inches)
Diagonal634.4 mm (millimeters)
63.44 cm (centimeters)
24.9764 in (inches)
2.0814 ft (feet)
Width552.96 mm (millimeters)
55.296 cm (centimeters)
21.7701 in (inches)
1.8142 ft (feet)
Height311.04 mm (millimeters)
31.104 cm (centimeters)
12.2457 in (inches)
1.0205 ft (feet)
Panel manufacturerLG Display
Panel modelLM250WQ1-SSA1
Panel typeAH-IPS
Panel bit depth8 bits
FRCNo
Colors16777216 colors
24 bits
Aspect ratio1.778:1
16:9
Resolution2560 x 1440 pixels
Quad HD (QHD) / 1440p
Pixel pitch0.216 mm (millimeters)
0.0216 cm (centimeters)
0.0085 in (inches)
0.0007 ft (feet)
Pixel density117 ppi (pixels per inch)
46 ppcm (pixels per centimeter)
Display area89.24 % (percent)
BacklightW-LED
sRGB99 % (percent)
NTSC (1953)72 % (percent)
Brightness350 cd/m² (candela per square meter)
Static contrast1000 : 1
Dynamic contrast2000000 : 1
Horizontal viewing angle178 ° (degrees)
Vertical viewing angle178 ° (degrees)
Minimum response time6 ms (milliseconds)
0.0060 s (seconds)
Maximum response time8 ms (milliseconds)
0.0080 s (seconds)
Input lag13.7 ms (milliseconds)
0.0137 s (seconds)
CoatingAnti-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.
3DNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.
Horizontal frequency (digital)30 kHz - 113 kHz (kilohertz)
Vertical frequency (digital)56 Hz - 86 Hz (hertz)

Power supply and consumption

Information about the power supply and consumption, energy efficiency class, etc.
110V100 V - 120 V (volts)
220V220 V - 240 V (volts)
Alternating current frequency50 Hz - 60 Hz (hertz)
Electric current (A)1.5 A (amperes)
Power consumption (sleep)0.5 W (watts)
Power consumption (average)35 W (watts)
Power consumption (maximum)87 W (watts)
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 (millimeters)
56.9 cm (centimeters)
22.4016 in (inches)
1.8668 ft (feet)
Height338.7 mm (millimeters)
33.87 cm (centimeters)
13.3346 in (inches)
1.1112 ft (feet)
Depth46.4 mm (millimeters)
4.64 cm (centimeters)
1.8268 in (inches)
0.1522 ft (feet)
Weight4.4 kg (kilograms)
9.7 lbs (pounds)
Width with stand569 mm (millimeters)
56.9 cm (centimeters)
22.4016 in (inches)
1.8668 ft (feet)
Height with stand398 mm (millimeters)
39.8 cm (centimeters)
15.6693 in (inches)
1.3058 ft (feet)
Depth with stand205 mm (millimeters)
20.5 cm (centimeters)
8.0709 in (inches)
0.6726 ft (feet)
Weight with stand6.5 kg (kilograms)
14.33 lbs (pounds)
ColorsBlack
Silver

Ergonomics

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
VESA mountYes
VESA interface100 x 100 mm
Removable standYes
Height adjustmentYes
Height adjustment range115 mm (millimeters)
11.5 cm (centimeters)
4.5276 in (inches)
0.3773 ft (feet)
Landscape/portrait pivotYes
Left pivot90 ° (degrees)
Right pivot90 ° (degrees)
Left/right swivelYes
Left swivel45 ° (degrees)
Right swivel45 ° (degrees)
Forward/backward tiltYes
Forward tilt5 ° (degrees)
Backward tilt21 ° (degrees)

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.
CameraNo

Connectivity

Available connectivity ports, slots and interfaces.
Connectivity1 x USB 3.0 (upstream)
5 x USB 3.0 (downstream)
2 x HDMI 1.4 (MHL 2.0)
1 x DisplayPort 1.2 (Output MST)
1 x DisplayPort 1.2 (Input mini)
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.
Certificates, standards and licensesENERGY STAR 6.0
Epeat Gold
RoHS Compliant
TCO Certified Displays

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 (degrees Celsius)
32 °F - 104 °F (degrees Fahrenheit)
Operating humidity10 % - 80 % (percent)
Operating altitude5000 m (meters)
16404.2 ft (feet)
Storage temperature-20 °C - 60 °C (degrees Celsius)
-4 °F - 140 °F (degrees Fahrenheit)
Storage humidity5 % - 90 % (percent)
Storage altitude12192 m (meters)
40000 ft (feet)

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

Additional features

Information about other features.
Additional featuresAnti-theft stand lock slot
Security lock slot