Ukraine renews request for fighter jets Ukraine has renewed its calls for Western allies to help bolster its air defences by supplying fighter jets such as the U.S. F-16 GENERAL DYNAMICS F-16 FIGHTING FALCON: Multirole fighter jet Maximum speed: 2400km/h Range: 3220km (ferry range) Ceiling: Above 15,200m Powerplant One Pratt and Whitney F100 or General Electric F110 afterburning turbofan One M-61A1 20mm multibarrel cannon with 500 rounds Crew: One or two. Ukraine says pilots would need six months for F-16 training Armament Various air-to-air missiles, air-to-ground munitions and electronic countermeasures mounted on up to 11 hardpoints FIGHTER JET COMPARISON F-16 (U.S.) Su-35 (Russia) Engine thrust 29,000lb (129kN) 2 x 31,900lb (142kN) Wingspan 9.8m 15.3m Length 14.8m 21.9m Empty weight 9207kg 18,400kg Maximum take-off weight 16,875kg 34,500kg Weapons payload 7700kg 8000kg Speed 2400km/h 2390km/h Ferry range 3220km 4200km Sources: Airforce Technology, BBC, Reuters, USAF Picture: USAF © GRAPHIC NEWS