I just thought I'd share the deal that I got.
http://www.tesco.com/direct/playstation-4-ps4/599-1388.prd?pageLevel=&skuId=599-1388
If you put in code TDX-KMNT in the checkout it'll take 10% off which I think would make it the cheapest price that you could get it at for now.
The code only lasts until the 27th of April though and the consoles are actually in stock too.