Asus Zenfone 4 Pro ZS551KL Design and Build

Design and Build

The Zenfone 4 Pro sports a sleek and elegant design, highlighted by its dimensions of 156.9 x 75.6 x 7.6 mm and a weight of 175 grams. Its construction boasts a premium feel, with a glass front and back both protected by Corning Gorilla Glass 5, unified via an aluminum frame that enhances its durability while maintaining a modern aesthetic. The hybrid dual-SIM setup allows for flexibility, supporting Nano-SIMs with a standby feature, though one slot is shared with the microSD card.