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Dell UltraSharp U2711 vs Dell UltraSharp U2713HM

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

Better figure, where one is clearly better

DellUltraSharp U2711DellUltraSharp U2713HM
Overview
Released20102012
Display
Screen size27″27″
Resolution2560 × 1440 (QHD)2560 × 1440 (QHD)
Sharpness109 pixels per inch109 pixels per inch
PanelIPS (CCFL-backlit wide-gamut IPS.)IPS (Edge-lit white LED IPS.)
Refresh rate60 Hz60 Hz
Response time (grey to grey)6 ms8 ms
Brightness (typical)350 nits350 nits
Contrast ratio1,000:11,000:1
Colour range100% sRGB; 96% Adobe RGB>99% sRGB
Colour accuracy (Delta E)Below 5–
Screen finishMatteMatte
ShapeFlatFlat
Colour depthUp to 1.07 billion colours with 12-bit internal processing, according to Dell.16.7 million colours, according to Dell.
sRGB coverage100% typical, according to Dell.Over 99% typical, according to Dell.
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.–
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.8 ms grey-to-grey, typical.
Viewing angles178° horizontal and vertical, typical.178° horizontal and vertical, typical.
Pixel pitch0.2331 mm.0.23 mm.
Connections
Video inputsHDMI, DisplayPortHDMI 1.4, DisplayPort 1.2
USB-C chargingNoneNone
USB ports4 × USB-A4 × USB-A
SpeakersNoNo
HDMI detailOne HDMI input; Dell lists up to 1080p video modes in its manual.One HDMI 1.4 input; one dual-link DVI-D and one VGA input also provided.
DisplayPort detailOne DisplayPort input; also two dual-link DVI-D inputs, VGA, composite and component video.One DisplayPort 1.2 input.
USB hub detailFour downstream USB 2.0 ports and one upstream port; integrated multi-format card reader.Four USB 3.0 downstream Type-A ports, two rear and two left; one upstream Type-B port.
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 speakers; Dell says headphones are unsupported.
Design
Stand adjustsHeight, tilt, swivelHeight, tilt, swivel, pivot
VESA mountYesYes
Weight with stand7.72 kg5.6 kg
Height adjustment90 mm vertical extension, according to Dell.115 mm, according to Dell.
VESA pattern100 × 100 mm.100 × 100 mm.
Size with stand646.71 × 199.95 × 427.83–517.83 mm (width × depth × height).639.3 × 200.3 × 424.3–538.9 mm (width × depth × height).
Size without stand646.71 × 93 × 385.67 mm (width × depth × height).639.3 × 65.6 × 378.2 mm (width × depth × height).
Weight without stand7.72 kg without cables.5.6 kg without cables.
ControlsCapacitive touch controls at the front right.Front right on-screen-display buttons.
Power and support
Power use113 W typical, according to Dell's manual.42 W typical and 100 W maximum with soundbar and USB active, according to Dell.
Power supply100–240 V AC, 50/60 Hz.100–240 V AC, 50/60 Hz.
Software–Dell Display Manager included at launch.
Certifications–ENERGY STAR, 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.–

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