New Surface Laptop vs MacBook Air display size comparison: Manufacturer and model name Screen size Screen area Resolution Ratio PPI Microsoft Surface Laptop 13.5″ 84.12 square inches (11.2″x7.5″) 2256×1504 3:2 200.84 Apple 13-inch MacBook Air (Mid 2013) 13.3″ 79.5 square inches (11.3″x7″) 1440×900 8:5 127.68 🙂
I am very fond of calculating pixel density 🙂 As such, here are some links to PPI resources: A nice (simple) pixel density calculator: http://pixeldensitycalculator.com/ Is this retina?! http://isthisretina.com/ Another simple and attractive interface: http://dpi.lv/ Old school DPI Calculator: https://www.sven.de/dpi/ Paper Pixel Ruler http://pediddle.net/dpi-ruler.html Examples of sites that Google pulls resolution phone summary/data from: http://www.phonearena.com/phones/vivo-Xplay-3S_id8248 Obligatory pixel density lists: http://pixensity.com/list/laptop/ http://pixensity.com/list/phone/
Two handy-dandy plugins for making sure your blog displays high-res images to your readers that are using Retina (or equivalent) displays: WordPress › Simple WP Retina « WordPress Pluginshttp://wordpress.org/plugins/simple-wp-retina/Seamlessly replaces images with @2x versions on Retina and other high pixel density screens. Change is performed server side saving requests. No action is required on your part other than to activate it and to regenerate your thumbnails with the Regenerate Thumbnails plugin. WordPress › WP Retina 2x « WordPress Pluginshttp://wordpress.org/plugins/wp-retina-2x/Make your
Here is the PPI info: What is Apple iPad Mini PPI? 163.06 29.58 square inches What is Google Nexus 7 PPI? 215.63 22.02 square inches What is Amazon Kindle Fire HD PPI? 215.63 22.02 square inches and the screen real estate is in square inches. 🙂