During the late 2000s, the expectation that a mobile phone would be waterproof was unique to Japan. In most other countries, waterproofing wasn't a standard feature. In Japan, however, the high ...

So, calling a smartphone ‘waterproof’ is not right – smartphones with IP ratings are water-resistant. It is advantageous to have a smartphone with an IP rating since it offers some level of ...

But what do those ratings really mean and, crucially, how waterproof is your expensive new phone? Let's break down the jargon and find out. Ingress protection ratings (also known as ...