4K HD Wallpaper: Chevrolet Impala 1972
A classic car from 70th in this 4K image taken by the talented photographer - Robert Balog - and available from his courtesy under CC0 license and optimized here for use as desktop background or maybe in other project that you have - blog articles, templates, apps...
Widescreen Desktop / Macbook (Retina): 2880x1800 (fits on: 2560x1600, 1920x1200, 1440x900)
High Definition HD 1080p: 1920x1080 (fits on: 1600x900, 1366x768, 1280x720)
Samsung Galaxy Tab & iPad: 2048x2048 (compatible with many tablets)