Model Variants (Including Prototypes)
P.23/I - Initial Prototype
P.23/II - Second Prototype
P.23/III - Third Prototype; improved pilot vision from cockpit by repositioning engine and pilot's seat; became basis of production model line as the PZL.23A.
P.23A - Initial Production Model; fitted with Bristol Pegasus IIM2 radial piston engine of 670 horsepower (Poland production under license); 40 examples produced.
PZL.23B - Fitted with Bristol Pegasus VII of 720 horsepower; main production model with 210 examples produced.
P.42 - Single Example Experimental Model; retractable bombardier gondola fuselage position; double tail fins for improved stability.