Look! A mermaid! No, it’s a mer-phone! The Sony Xperia M4 Aqua is a completely water-submersible phone without the unsightly flaps and covers. Sporting an IP65/68 rating, you can be sure that this phone can take the plunge and surface like nothing happened. Apart from an extremely solid build, you have a speedy 64-bit octa-core processor, 2GB RAM, and two powerful cameras—13MP rear- and 5MP front-facing snappers—all in one fine-looking 5-inch smartphone. Add to that, the Xperia M4 Aqua runs the latest Android 5.0 Lollipop out of the box and comes with NFC connectivity for sharing moments instantly.