Gigayachts are viewed by some as the ultimate status symbol . `` There 's a 'mine 's bigger than yours ' syndrome , `` says yacht broker Jonathan Beckett . Roman Abramovich 's Eclipse is 163 meters long - the biggest yacht in the world . The largest private jet ever built was designed to carry 100 people and cost $ 200 million ( or about £ 150 m ).
Gigayachts are viewed by some as the ultimate status symbol . `` There 's a 'mine 's bigger than yours ' syndrome , `` says yacht broker Jonathan Beckett . Roman Abramovich 's Eclipse is 163 meters long - the biggest yacht in the world . People using gigayachts as a second home , says Beckett .