Al Said

The Al Said belongs to the longest serving Arab leader, the Sultan of Oman, Qaboos bin Said Al Said. The royal yacht has the capacity for 65 guests and 140 crew members, and is one of several yachts owned by the seventy-seven year old Sultan, measuring 155 meters, or 509 feet.

Dilbar

Russian billionaire Alisher Usmanov had the 156 meter Dilbar built to replace a smaller yacht of 110 meters, which was originally also called Dilbar, but has now been re-named Ona. Dilbar is the largest yacht on the list when measured by displacement, meaning it has the biggest interior and the heaviest weight, measuring 156 meters, or 512 feet.

Dubai

Another royal yacht, the yacht Dubai belongs to Sheikh Mohammed bin Rashid al-Maktoum. Prince Jefri of Brunei originally commissioned the yacht from luxury yacht builders Lurssen in the 1990s, but the project was halted in 1996. In 2006, the Dubai government commissioned Platinum Yachts to finish it for Sheikh Mohammed. There is space on board for 24 guests and 115 crew members, measuring 162 meters, or 532 feet.

Eclipse

Built by Blohm and Voss in 2010 for another Russian billionaire, Roman Abramovich, one of the richest people in the world. Contracted for close to USD 500 milion, the yacht has two swimming pools, two helicopter pads, and is managed by a crew of 70 people, this delightful water craft measures 162 meters, or 533 feet.

Azzam

Azzam is considered to be the world’s largest yacht, and is owned by Sheikh Khalifa bin Zayed Al Nahyan, the Emir of Abu Dhabi and President of the United Arab Emirates. Also built by Lurssen, with the exterior design by Nauta Yachts, Azzam cost around USD 400 million, and can reach a speed of 30 knots. Azzam’s size is 180.6 meters, or 593 feet.