What is the best mountain bike that you can buy for less that £400?

Question

Currently looking at the Iron horse warrior 4.0 at rutland cycling

link below.

http://www.rutlandcycling.com/ProductDetails/mcs/referrer/froogle1/productID/7801/groupID/34/categoryID/273

Many thanks

Answer 1

get the gt outpost disc great bike 250$

Answer 2

What type of riding do you plan on using the bike for?

Do you need a full suspension bike?

Would a hardtail be a better option to buy?