Sony Xperia M4 Aqua was made official in Mar 15, is not up for grab in UK. If you are interested in a mid-ranger water-resistant, then you should head over to Carphone Warehouse to buy one.
That cheapest offer is at iD (£15.50 per month for 2 years), Carphone Warehouse’s own MVNO (mobile virtual network operator), which uses Three’s network. For that amount, you are going to receive 150 minutes, 5,000 texts, and 250MB of 4G data.
The most expensive deal is £42 per month for 2 year. In this contract you will get Vodafone as your operator, and you’ll get unlimited talk and text as well as 20GB of data in 4G network.
The Sony Xperia M4 Aqua uses a 5-inch 720p touchscreen, a 13 MP rear camera with LED flash, a 5 MP selfie unit, 2GB RAM, 8GB of expandable storage, and a 2,400 mAh battery. It further includes a Qualcomm Snapdragon 615 CPU. The handset runs Android 5.0 Lollipop and is IP68 certified for dust and water resistance.