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Dell UltraSharp U2711 vs Dell UltraSharp U2715H

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

DellUltraSharp U2711DellUltraSharp U2715H
Overview
Released20102014
Display
Screen size27″27″
Resolution2560 × 1440 (QHD)2560 × 1440 (QHD)
Sharpness109 pixels per inch109 pixels per inch
PanelIPS (CCFL-backlit wide-gamut IPS.)IPS
Refresh rate60 Hz60 Hz
Response time (grey to grey)6 ms6 ms
Brightness (typical)350 nits350 nits
Contrast ratio1,000:11,000:1
Colour range100% sRGB; 96% Adobe RGB99% sRGB
Colour accuracy (Delta E)Below 5Below 3
Screen finishMatteMatte
ShapeFlatFlat
Colour depthUp to 1.07 billion colours with 12-bit internal processing, according to Dell.16.78 million colours
sRGB coverage100% typical, according to Dell.99%
Adobe RGB coverage96% typical, according to Dell.–
Colour accuracyFactory-calibrated sRGB and Adobe RGB presets to average Delta E below 5 on a new unit, according to Dell.Factory calibrated to average Delta E ≤ 3.
Colour modesIncludes sRGB, Adobe RGB and a six-axis Custom Color mode.–
Response time detail6 ms grey-to-grey or 12 ms black-to-white, typical.6 ms grey-to-grey in Fast mode; 8 ms in Normal mode (Dell). TFTCentral found Fast introduced overshoot on its sample.
Viewing angles178° horizontal and vertical, typical.178° horizontal and vertical (typical).
Pixel pitch0.2331 mm.0.2331 mm.
Eye care–Analogue backlight dimming for a flicker-free display, according to Dell.
Connections
Video inputsHDMI, DisplayPort2 × HDMI 1.4, 2 × DisplayPort 1.2
USB-C chargingNoneNone
USB ports4 × USB-A5 × USB-A
SpeakersNoNo
HDMI detailOne HDMI input; Dell lists up to 1080p video modes in its manual.Two HDMI 1.4 inputs with MHL 2.0 support.
DisplayPort detailOne DisplayPort input; also two dual-link DVI-D inputs, VGA, composite and component video.One DisplayPort 1.2 input, one Mini DisplayPort input and one DisplayPort 1.2 MST output.
Daisy chaining–DisplayPort 1.2 MST output; Dell lists one additional QHD 60 Hz display or two lower-resolution displays.
USB hub detailFour downstream USB 2.0 ports and one upstream port; integrated multi-format card reader.Five downstream USB 3.0 Type-A ports and one upstream USB 3.0 Type-B port; one downstream port supports BC 1.2 charging.
Picture by picturePicture-in-picture and picture-by-picture modes with a second video source.–
Audio outAudio line out for external speakers; optional Dell soundbar support.Audio line out for external speakers; Dell says it does not support headphones.
Design
Stand adjustsHeight, tilt, swivelHeight, tilt, swivel, pivot
VESA mountYesYes
Weight with stand7.72 kg–
Height adjustment90 mm vertical extension, according to Dell.115 mm.
Tilt–-5° to 21°.
Swivel–-45° to 45°.
Pivot–-90° to 90°.
VESA pattern100 × 100 mm.100 × 100 mm.
Size with stand646.71 × 199.95 × 427.83–517.83 mm (width × depth × height).612.7 × 205.0 × 409.9–524.9 mm (width × depth × height).
Size without stand646.71 × 93 × 385.67 mm (width × depth × height).612.7 × 46.4 × 363.4 mm (width × depth × height).
Weight without stand7.72 kg without cables.4.91 kg, without cables.
ControlsCapacitive touch controls at the front right.Touch-sensitive front buttons and on-screen display.
Colours–Black front frame and silver stand.
Power and support
Power use113 W typical, according to Dell's manual.36 W typical, 88 W maximum with USB active; less than 0.5 W in standby.
Power supply100–240 V AC, 50/60 Hz.100–240 V AC, 50/60 Hz.
Software–Dell Display Manager.
Certifications–EPEAT Gold and TCO Certified Displays, according to Dell.
In the boxMonitor and stand, power, VGA, DVI, DisplayPort and USB upstream cables, documentation and factory colour report.Stand, power cable, Mini DisplayPort-to-DisplayPort cable, USB 3.0 upstream cable, factory calibration report and documentation.

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