Quick comparison
The Ferrari 643 appeared in 1991, the Ferrari F92A in 1992 – one year later. Both have a V12 engine, mounted as a mid-engine. The more powerful one is the Ferrari F92A: 745 PS versus 720 PS (converted from kW or hp).


The Ferrari 643 appeared in 1991, the Ferrari F92A in 1992 – one year later. Both have a V12 engine, mounted as a mid-engine. The more powerful one is the Ferrari F92A: 745 PS versus 720 PS (converted from kW or hp).
All values come from the data sheets of the two models (sources listed there). The better value is highlighted in green wherever both data sheets give a comparable figure. Photos – Ferrari 643: Brian Snelson from Hockley, Essex, England, CC BY 2.0; Ferrari F92A: Iwao from Tokyo, Japan, CC BY 2.0. Licenses and originals: Sources & image credits.