Model Variants (Including Prototypes)
Type 163 Buckingham - Prototype model; fitting 2 x Centaurus IV series engines; four examples produced.
Type 163 Buckingham B1 - Initial Production Model; fitted with Centaurus VI or IX series engines; 54 examples completed.
Type 163 Buckingham C1 - Later batch production completed as mail/passenger transport; 64 examples completed.
Type 164 Brigand - Wartime torpedo bomber utilizing the wings and tail unit of the Buckingham.
Type 166 Buckmaster - Trainer variant of the Buckingham production model.
Type 169 - Proposed photo-reconnaissance platform; never adopted nor produced.