The sleek Sony Xperia™ Z Ultra on Three offers a rich mobile entertainment experience anytime, anywhere.

The Sony Xperia™ Z Ultra is 4G ready and when Three rolls out its 4G network, a simple, free software upgrade will mean the speedier technology will be available to customers at no extra cost.

Three is offering the Sony Xperia™ Z Ultra with an upfront cost of £99 on a 24 month contract plan. Choose from £34 a month for the Ultimate Internet 500 or £36 a month for the Ultimate Internet 1000 which are both available with all-you-can-eat data. Otherwise for £38 a month you can opt for The One Plan that includes all-you-can-eat-data, 2000 minutes of talk time and 5000 Three to Three minutes, plus 5000 texts.

Sylvia Chind, head of devices at Three, said: “The Sony Xperia™ Z Ultra is an exciting addition to our growing range of 4G Ready devices. Its stunning screen and suitability for watching movies or playing games means you can make full use of Three’s all-you-can-eat data plans and enjoy an immersive entertainment experience without being tied to your living room.”

The hardwearing device is dust resistant and *waterproof and you can even write or draw on the screen using any stylus or pencil allowing you to watch, read, write and play anytime and anywhere.

The Sony Xperia™ Z Ultra will also be available to order online from October 18 at www.three.co.uk.

Key features:

• 6.4 inch Full HD Triluminos™ display to maximise the viewing experience in stunning clarity
• Thin and lightweight
• *Waterproof and dust resistant
• 8MP HDR camera with Exmor RS sensor