Mi-26 Halo Helicopter

Full Specifications

Mi-26 Halo: World’s Largest Heavy-Lift Helicopter

The Mil Mi-26 Halo stands as a engineering marvel in rotary-wing aviation—the largest and most powerful helicopter ever to enter serial production. Designed during the Soviet era to address the limitations of earlier heavy-lift platforms like the Mi-6, the Mi-26 delivers extraordinary cargo-moving capability in environments where fixed-wing aircraft or smaller helicopters cannot operate effectively. Its massive size and power allow it to transport armored vehicles, construction equipment, or other helicopters internally or via external sling, making it indispensable for military logistics, humanitarian aid, and industrial applications.

Manufacturer

Developed by the Mil Moscow Helicopter Plant (now part of Russian Helicopters), the Mi-26 is manufactured by Rostvertol in Russia. It originated in the Soviet Union with its first flight in 1977 and entered service in 1983 (some sources note 1985). The helicopter was built for both military and civilian heavy-lift roles, emphasizing reliability in extreme conditions.

Speed and Range

Powered by two Lotarev D-136 turboshaft engines, each producing approximately 11,400 shp, the Mi-26 achieves a maximum speed of 295 km/h and a cruise speed of 255 km/h. It offers a standard operational range of around 500 km with a 7,700 kg payload, extending to a ferry range of up to 1,920 km with auxiliary fuel tanks. Its service ceiling reaches 4,600 m, with strong hovering performance even at altitude.

Cost/Price

The estimated unit cost for a new Mi-26 is approximately $25 million, reflecting its advanced engineering and substantial size. Operating costs are high due to fuel consumption and maintenance requirements for such a large airframe, though its unmatched payload efficiency provides strong value for heavy-lift missions.

The Mi-26 features an eight-bladed main rotor with a 32 m diameter, enabling it to lift up to 20,000 kg (44,000 lb) of internal or external cargo. It can accommodate up to 90 troops or 60 stretchers in a spacious cabin. Modern variants like the Mi-26T2 incorporate upgraded avionics, digital displays, night-vision compatibility, and enhanced defensive systems for improved all-weather and night operations. It has seen extensive use in conflicts, disaster response (including Chernobyl), and civil projects globally.