The 2020 24 Hours of Portimo, the fourth running of the event, had a total of 15 cars to join the event including the Porsche 911 GT3 R of Herberth Motorsport and the Mercedes-AMG GT3 of the Winward Motorsport.
Porsche 911 GT3 R (2019) HTP Winward Motorsport Mercedes-AMG GT3 (2019) Porsche 911 GT3 R (2019) Porsche 991 GT3 II Cup Porsche 991 GT3 II Cup Aston Martin Vantage AMR GT4 CUPRA Leon TCR Audi RS 3 LMS TCR Volkswagen Golf GTI TCR Porsche 718 Cayman GT4 Clubsport (982) Audi RS 3 LMS TCR Volkswagen Golf GTI TCR Volkswagen Golf GTI TCR Porsche Cayman GT4 Clubsport (981) Mercedes-AMG GT4 Friday, 12 June 13:00 - 15:00 Practice (GT and TCE) 17:15 - 18:00 Qualifying - TCE 18:15 - 19:00 Qualifying - GT 21:00 - 22:30 Night Practice 
