£39.99 upfront £4 per month £135.99 (thanks to poster below)
Pay for the device upfront, and cancel the airtime part of the contract.
2 year warranty, get the phone unlocked for free.
On pay and go its £200
I got it myself couple of days ago, very good phone, was using a s6 edge before, battery life is far better.
The phone can use 2 nano sims, or 1 sim and 1 sd card (however o2 have this disabled the dual sim feature, you can re-flash the phone and enable it, i have done this and both sims works fine)
Also you get a free gift from o2 on selected mobiles (including this one)
Buy this device and get a gift on us. Choose from two tickets to see Rogue One: A Star Wars Story at your local ODEON, a six month DisneyLife membership, a JBL GO Bluetooth Speaker, a JBL T280 BLK Headset, and a Keplar VR Headset. You'll get a leaflet with details on how to claim your gift, when your new device arrives. To qualify, you need to order your new device by 21 December. You'll then have until 31 January to claim your gift. For Pay Monthly the gift is only available on 1GB plus tariffs. Terms and exclusions apply. Gifts subject to availability.