Apple LED Cinema Display (27-inch) vs Dell UltraSharp U2713H

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LED Cinema Display (27-inch) compared with UltraSharp U2713H

	AppleLED Cinema Display (27-inch)	DellUltraSharp U2713H
Overview
Released
Released	September 2010	2012
Display
Screen size
Screen size	27″	27″
Resolution
Resolution	2560 × 1440 (QHD)	2560 × 1440 (QHD)
Sharpness
Sharpness	109 pixels per inch	109 pixels per inch
Panel
Panel	IPS	IPS (GB-LED edge-lit AH-IPS wide-gamut panel.)
Refresh rate
Refresh rate	60 Hz	60 Hz
Response time (grey to grey)
Response time (grey to grey)	–	6 ms
Brightness (typical)
Brightness (typical)	375 nits (better)	350 nits
Contrast ratio
Contrast ratio	1,000:1	1,000:1
Colour range
Colour range	–	100% sRGB; 99% Adobe RGB
Colour accuracy (Delta E)
Colour accuracy (Delta E)	–	Below 2
Screen finish
Screen finish	Glossy	Matte
Shape
Shape	Flat	Flat
Colour depth
Colour depth	Up to 16.7 million colours; panel bit depth is not specified	Up to 1.074 billion colours with 12-bit internal processing and 14-bit lookup table, according to Dell.
sRGB coverage
sRGB coverage	–	100%, according to Dell.
Adobe RGB coverage
Adobe RGB coverage	–	99%, according to Dell.
Colour accuracy
Colour accuracy	–	Factory-calibrated sRGB and Adobe RGB presets; Dell includes a unit-specific calibration report.
Colour modes
Colour modes	–	sRGB, Adobe RGB, CAL1 and CAL2 user calibration slots, Custom Color and other presets.
Response time detail
Response time detail	Typical 12 ms without a specified transition; omitted from the grey-to-grey row	6 ms grey-to-grey, typical.
Viewing angles
Viewing angles	178° horizontally and vertically	178° horizontal and vertical, typical.
Pixel pitch
Pixel pitch	–	0.231 mm.
Calibration
Calibration	–	Dell UltraSharp Color Calibration Software supports the X-Rite i1Display Pro at launch.
Eye care
Eye care	Ambient light sensor adjusts brightness automatically	–
Connections
Video inputs
Video inputs	Mini DisplayPort	HDMI, 2 × DisplayPort 1.2
USB-C charging
USB-C charging	None	None
USB ports
USB ports	3 × USB-A	4 × USB-A
Speakers
Speakers	Yes	No
HDMI detail
HDMI detail	–	One HDMI input; one dual-link DVI-D input also provided.
Webcam
Webcam	iSight camera with microphone	–
DisplayPort detail
DisplayPort detail	Captive Mini DisplayPort cable; audio support depends on the host Mac	One DisplayPort input, one Mini DisplayPort input and one DisplayPort 1.2 MST output; MST must be enabled in the menu.
Daisy chaining
Daisy chaining	–	DisplayPort 1.2 MST output supports a second compatible monitor.
USB hub detail
USB hub detail	Three powered USB 2.0 Type-A ports; upstream USB cable required for data, camera, microphone and speakers. Device charging works without a host connected.	Four USB 3.0 downstream Type-A ports and one upstream Type-B port; one downstream port supports BC 1.2 charging. Integrated card reader.
Picture by picture
Picture by picture	–	Picture-in-picture and picture-by-picture modes.
Audio out
Audio out	–	Audio line out for external speakers; Dell says headphones are unsupported.
Speaker detail
Speaker detail	Built-in 2.1 system with 49 W output	–
Webcam detail
Webcam detail	Built-in iSight; maker specifications do not publish a megapixel figure	–
Design
Stand adjusts
Stand adjusts	Tilt	Height, tilt, swivel, pivot (better)
VESA mount
VESA mount	Yes	Yes
Weight with stand
Weight with stand	10.7 kg	6.3 kg
Height adjustment
Height adjustment	–	115 mm.
VESA pattern
VESA pattern	Requires the separately sold Apple VESA Mount Adapter Kit	100 × 100 mm.
Size with stand
Size with stand	Current UK specifications give 650 × 491 × 207 mm (width × height × depth). Original manual gives 651.7 × 488.1 × 208.13 mm; both give 10.7 kg.	639.3 × 200.5 × 423.4–538.4 mm (width × depth × height).
Size without stand
Size without stand	–	639.3 × 74.1 × 378.2 mm (width × depth × height).
Weight without stand
Weight without stand	–	6.30 kg without cables.
Controls
Controls	Brightness, colour profile and calibration through Mac OS X Displays preferences; no physical image controls (Macworld)	–
Colours
Colours	Aluminium enclosure with black glass bezel	–
Power and support
Power use
Power use	Maximum 250 W while charging a MacBook Pro; energy saver 1 W or less	60 W typical and 130 W maximum with USB and soundbar active, according to Dell.
Power supply
Power supply	Internal power supply; 100–240 V AC, 50–60 Hz	100–240 V AC, 50/60 Hz.
Laptop charging
Laptop charging	Separate captive universal MagSafe connector supplies up to 85 W; no USB-C power delivery	–
Software
Software	Original requirement Mac with Mini DisplayPort and Mac OS X 10.6.4 or later. July 2010 announcement specifies September availability.	Dell Display Manager and UltraSharp Color Calibration Software included at launch.
Certifications
Certifications	ENERGY STAR 5.0; EPEAT Gold in the US, Canada, France, Germany and UK	ENERGY STAR, EPEAT Gold and TCO Certified Displays, according to Dell.
In the box
In the box	Display, AC power cord and printed documentation	Monitor and stand, power cable, Mini DisplayPort-to-DisplayPort cable, dual-link DVI cable, USB 3.0 upstream cable, factory calibration report and documentation.