The different types of estate cars in Thames taxi service helps travelers with their London airport transfers. Estate cars are also considered as a cheap taxi in London. The difference between a saloon car and an estate car is that an estate car is slightly bigger in shape, thus increasing luggage capacity. The number of passengers that can board however, remains the same as the saloon car, four. If you are looking for transportation from London airport to hotel then you can use our estate cars. Some travelers also use our estate for private transfer from Heathrow to London hotel.