P.1A

• Single-seat supersonic research aircraft.
• First flown by Wing Commander Roland Beamont on August 4th 1954 from Boscombe Down.
• The P1 became supersonic a week later
• Two 8100lb static thrust (10300lb with reheat) Armstrong Siddeley Sa.5a Sapphires
• Max speed Mach 1.53

F.1

• Delivered in 1960
• 19 built
• Two 11250lb static thrust (14430lb with reheat) Rolls Royce Avon Mk210s
• Max speed Mach 1.7
• 2 30 mm ADEN cannons in nose
• 2 Firestreak missiles

F.1.A

• Delivered in 1961
• Now the "BAC Lightning"
• Avon 210R engines
• Addition of in-flight refuelling probe
• UHF Radio

F.2

• Delivered in 1962
• The only subtle external difference between F.2 and F.1A was a small air scoop on aircraft spine
• 44 built, 2 converted before delivery.

F.3

• Two 13220lb static thrust (16300lb with reheat) Rolls Royce Avon Mk301s
• Max speed Mach 1.53
• Upgraded Radar
• Clipped tailfin
• Firestreak changed for Red Top missiles
• ADEN cannon removed
• Externally different from F.2 extension of fuselage cable ducting and fitting of Square topped Stage 3 fin

F.3.A

• Extended range, 800 miles
• 16 Built

F.6

• Overwing fuel tanks
• 39 built
• some F3.A's upgraded to F.6
• Larger 600 gallon ventral tank fitted
• Externally different from the F.3 by large ventral tank and cambered and kinked wing leading edge

F.2.A

• 31 F.2's upgraded to F.6
• Avon 211R engines
• Retained ADEN cannon, Firestreak weaponry of F.2
• About 2 hours endurance

T.4

• Two-seat side-by-side training version, built from the F.1.A.
• 2 prototyes and 20 production built

T.5

• Two-seat side-by-side training version, built from the F.3.
• 22 production aircraft

Total production was 287 single-seat fighters 52 two-seater trainers, including RAF and export aircraft.