The Danish government’s interest in boosting Arctic surveillance follows incidents involving unexpected appearances by Russian and Chinese vessels near Greenland. In previous years, international attention focused on Denmark's ability to secure its territories after US President Donald Trump criticized Denmark over potential incursions around Greenland.
The Boeing P-8 is designed for multiple maritime missions, including anti-submarine warfare, anti-surface warfare, intelligence gathering, surveillance and reconnaissance operations, maritime domain awareness, as well as search and rescue. Built on the Boeing 737 NG platform, it features an in-flight refueling system for extended patrols across large oceanic areas. Technical specifications include a ceiling of 41,000 feet (12,496 meters), maximum speed of 490 knots (564 miles per hour), maximum takeoff weight of 189,200 pounds (85,820 kilograms), range exceeding 1,200 nautical miles (2,225 kilometers) with more than four hours time on station capability. It can carry up to 129 A-size sonobuoys and Harpoon MK-54 weapons stores.
According to Boeing’s data cited in official materials, over 170 P-8s have been delivered globally and have accumulated more than 660,000 flight hours worldwide. Each unit is engineered for up to 25 years or 25,000 flight hours even under harsh conditions.
If Denmark proceeds with this acquisition it will join several other NATO members already operating or set to receive the P-8A Poseidon variant—including Norway and Germany—as well as non-NATO users such as Australia and India. Germany is scheduled to receive its first P-8A this year out of an order totaling eight units; these will replace its existing fleet of P-3 Orions.
Recently Singapore announced its selection of the P-8A Poseidon as its next-generation maritime patrol aircraft during a meeting at the Pentagon between Defense Minister Chan Chun Sing and US Secretary of Defense Pete Hegseth. Singapore plans initially to acquire four units as part of efforts to modernize its aging Fokker 50 fleet.