1. Sony Xperia Z2
This smartphone has a double rating of IP55 and IP58. This means it can withstand low water pressure from all angles and be immersed in fresh water for up to 30 minutes. It has a 20.7 megapixel camera and has 16 GB of internal memory. It has a 5.2 in. touchscreen and is Bluetooth capable. It was released in April 2014.