For 6-700 your not gonna get much in a decent Landy bud. Prepare to be throwing money at it all day long. You should get something decent for the £1500 though, especially now as the prices have come down with the price of fuel. Make sure you get one before the bad weather sets in though as prices shoot up.
You can get Fronty's dirt cheap, £1500 would probably buy a vehicle and pretty much pay the insurance as well.
The Troopers are good vehicles as well, but at 3.0 your likely to be paying the earth in insurance. You could try for a little Suzuki Jimny. 1.3, insurance friendly and with