The Samsung Galaxy S5 Sport and the Sony Xperia M4 Aqua are two good waterproof cellphones. Both phones run Google's Android operating system, feature scratch-resistant glass, and are dustproof.
Featuring a 5.1-inch Super AMOLED touchscreen that runs at 1080 by 1920 resolution, the Galaxy S5 Sport has two gigabytes of RAM and 16 gigabytes of internal storage space. The phone supports microSD cards up to 128 gigabytes, has a 16-megapixel rear camera and a Li-Ion 2800 milliampere-hours battery that lasts for up to 77 hours.
In comparison, the Xperia M4 Aqua features a 5-inch screen that has a resolution of 720 by 1280. It also has 2 gigabytes of RAM, 8 gigabytes of internal storage and microSD compatibility. The phone can record videos at 1920 by 1080 resolution and take 13-megapixel pictures. The Xperia M4 Aqua's battery lasts for up to 64 hours.