No. A static wallpaper—any resolution—has nearly zero effect on battery. Live wallpapers do. For AMOLED/OLED devices, use black-dominant images to actually save battery.
He chose wallpaper 40: a photo of a dusty laptop screen, a blinking cursor, and a rain-streaked window beyond. It was the most honest one of all. 40 iPhone - Android HD Wallpapers Up to 2560 Px...
Here are some highlights from our collection: a blinking cursor
High-res backgrounds allow system fonts and icons to pop without visual "noise". 40 iPhone - Android HD Wallpapers Up to 2560 Px...
HD wallpapers can transform your mobile experience in several ways:
His own phone buzzed. A text from his ex: “Did you forget to pay the internet bill again?”