Device Metrics - Material Design
A comprehensive resource for sizing, resolution, and more across multiple devices.
App Icon Sizes · phonegap/phonegap Wiki · GitHub
access core functions on Android, iPhone and Blackberry using JavaScript - phonegap/phonegap
Android (4.1) Icon Size Guide Made Simple
What are Android Icon Sizes? Our icon design team provide this guide on Android Launcher Icon Sizes, Action Bar Icons, Contextual & Notification Icons sizes