Specifications

Description
Role Fighter aircraft/air superiority fighter
Crew 1 Officer
First flight 1977
Entered service 1986
Manufacturer Sukhoi Design Bureau, Russia
Dimensions
Length 21.9 m 72 ft
Wingspan 14.7 m 48 ft 3 in
Height 5.93 m 19 ft 6 in
Wing sweep 42°
Wing area 62 m² 667 ft²
Weights
Empty 16,380 kg 36,100 lb
Loaded 23,000 kg 50,690 lb
Maximum takeoff 33,000 kg 62,400 lb
Powerplant
Engines 2 Lyulka AL-31F turbofans
Thrust 122.8 kN 27,600 lbf
Performance
Maximum speed 2,500 km/h
at altitude 1,550 mph
Combat range 1,500 km 930 mi
Ferry range 3,900 km 2,420 mi
Service ceiling 18,500 m 60,700 ft
Rate of climb 19,500 m/min 64,000 ft/min
Armament
Guns 30 mm GSh-30-1 cannon with 150 rounds
Missiles 8,000 kg (17,600 lb) on 10 external pylons

Up to 6 medium-range AA missiles R-27, 4 small-range thermal-seeking AA missiles R-73
Su-27IB can be used to launch X-31 anti-radar missiles, air-to-ground missiles X-29L/T (laser/TV guidance, which may be projected to helmet), KAB-150 and UAB-500 bombs with laser, TV, or IR guidance