iPhone Duo guides
Practical, number-first guides built on Apple's official tech specs.
iPhone Duo wallpaper size
Exact pixel dimensions for the inner and cover screens, and how much an iPhone 18 Pro wallpaper gets cropped.
Crease-safe wallpapers
Where the fold sits, how wide the safe zone should be in pixels, and composition tips.
iPhone Duo features explained
Duo Preview, Duo FaceTime, Split View, battery claims and what Apple says about the crease.
iPhone Duo release date & pre-order
Pre-order and on-sale dates by market, starting price, storage sizes, colors and accessories.
iPhone Duo vs iPhone 18 Pro screens
Size, resolution, pixel density and screen area compared, from Apple’s own specs.