Which? noted that Apple's 16GB iPhone 5c and iPhone 5s, for example, still left between 12.6GB and 12.2GB available to the user running iOS 7. That's less than Apple's latest 16GB iPhone 6 and 6 Plus models loaded with iOS 8, which the lawsuit condemns as leaving "just" 12.7 to 13GB free.
Further, among Android phones, only Google's anti-bloatware Nexus 5 left more than 12GB free. Sony's Xperia Z1, HTC's One Mini and LG's G2 flagship had between 10.3GB and 11.4GB free, while the most popular Android flagship of the year, Samsung's Galaxy S4, left just 8.56GB free to the user.
That's right: the Galaxy S4 that Samsung advertised as having "16GB" actually left users with just slightly more available space than Apple's low end 8GB iPhone.
Read more on AppleInsider
http://appleinsider.com/articles/15/01/04/despite-lawsuit-apples-ios-8-storage-is-actually-far-more-efficient-than-googles-android-samsungs-galaxy-microsoft-windows