Heading abroad? Why not splurge for business or first class? Many of the world's travelers are treated to business class, usually on the company dime, and why not? It's hard to deny the opportunity to fly up front, and while First class has long been believed to be only for the super-rich, both cabins have gone through a flurry of new upgrades and additions to make it the ultimate way to travel. Business class can usually be scored for an upgrade, depending on the miles you may have, where you are liable for the taxes. However, many are still willing to pay the premium for the next trip.

Many airlines have seen a surge in demand for Business class, leading many to eliminate or reduce the size of the first class cabin to provide extra space for additional business class seating. This can be seen with major US carriers such as Delta and United, who have abandoned their first class offering, and . But what is the real difference between First and Business? Let's examine what this means when traveling long-haul.

There are notable improvements between the two products; let's compare two international heavyweights and compare the products onboard. For travelers to and from London Heathrow, you can opt for 'the finest experience' with British Airways, which claims this is the most luxurious way to fly. Passengers are treated to their own private suite, exclusive access to the airline's lounges, and a fast track through aviation security—and this is even before you get onboard.

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