| 2.2.2020 | 12 h Bathurst | 46 | | Assenheimer / Afanasiev / Beretta | Black Falcon | 14th |
| 2.2.2020 | 12 h Bathurst | 75 | | Habul / Reynolds / Baumann / Konrad | SunEnergy 1 Racing | 20th |
| 2.2.2020 | 12 h Bathurst | 777 | | Shahin / Shahin / de Pasquale / Foster | Triple Eight Race Engineering | DNS |
| 2.2.2020 | 12 h Bathurst | 888 | | Götz / Whincup / van Gisbergen | Mercedes-AMG Team Triple Eight Race Engineering | 3rd |
| 2.2.2020 | 12 h Bathurst | 999 | | Marciello / Buhk / Fraga | Mercedes-AMG Team GruppeM Racing | 6th |
| 8.3.2020 | SRO GT America Austin | 04 | | Kurtz / Braun | DXDT Racing | 3rd/3rd |
| 8.3.2020 | SRO GT America Austin | 33 | | Ward / Ward | Winward Racing | 9th/DNS |
| 8.3.2020 | SRO GT America Austin | 63 | | Askew / Dalziel | DXDT Racing | 14th/5th |
| 13.3.2020 | SRO Test Paul Ricard | 2 | | Oscar Tunjo | TokSport WRT | 26th |
| 13.3.2020 | SRO Test Paul Ricard | 4 | | Maro Engel | Black Falcon | 5th |
| 13.3.2020 | SRO Test Paul Ricard | 5 | #AMG GT3 190 17 158 | Hubert Haupt | Black Falcon | 8th |
| 13.3.2020 | SRO Test Paul Ricard | 20 | | | SPS Automotive Performance | 9th |
| 13.3.2020 | SRO Test Paul Ricard | 44 | | Christian Hook | SPS Automotive Performance | 29th |
| 13.3.2020 | SRO Test Paul Ricard | 45 | | Dominik Baumann | SPS Automotive Performance | 45th |
| 13.3.2020 | SRO Test Paul Ricard | 61 | #AMG GT3 190 20 254 | Maurice Ricci | AKKA ASP Team | 36th |
| 13.3.2020 | SRO Test Paul Ricard | 74 | #AMG GT3 190 19 227 | Konrad / Vos | Ram Racing | 17th |
| 13.3.2020 | SRO Test Paul Ricard | 84 | #AMG GT3 190 19 202 | Philip Ellis | HTP - Winward Motorsport | 2nd |
| 13.3.2020 | SRO Test Paul Ricard | 87 | | Raffaele Marciello | AKKA ASP Team | 20th |
| 13.3.2020 | SRO Test Paul Ricard | 88 | #AMG GT3 190 19 220 | Jean-Luc Beaubelique | AKKA ASP Team | 1st |
| 13.3.2020 | SRO Test Paul Ricard | 89 | | Benjamin Hites | AKKA ASP Team | 12th |
| 13.3.2020 | SRO Test Paul Ricard | 90 | #AMG GT3 190 20 261 | Ezequiel Pérez Companc | Madpanda Motorsport | 13th |
| 14.6.2020 | 24 h Portimão | 84 | | Ward / Ward / Dontje / Ellis | HTP Winward Motorsport | DNF |
| 4.7.2020 | 2 h 40 min Daytona | 74 | | Robinson / Aschenbach | Riley Motorsports | 19th |
| 11.7.2020 | 12 h Monza | 58 | | Gostner / Gostner / Gostner / Gostner / Sernagiotto | MP Racing | 4th |
| 13.7.2020 | SRO GT America Virginia | 04 | | Kurtz / Braun | DXDT Racing | 5th/1st/ |
| 13.7.2020 | SRO GT America Virginia | 33 | | Wilson / Ward | Winward Racing | 7th/4th/ |
| 13.7.2020 | SRO GT America Virginia | 63 | | Askew / Dalziel | DXDT Racing | 4th/6th/ |
| 18.7.2020 | LM Cup Paul Ricard | 17 | | Lafargue / Maris | IDEC Sport | 20th |
| 18.7.2020 | 2 h 40 min Sebring | 74 | | Robinson / Aschenbach | Riley Motorsports | 21st |
| 19.7.2020 | 300 km Fuji | 4 | | Taniguchi / Kataoka | Goodsmile Racing & Team Ukyo | 21st |
| 19.7.2020 | 300 km Fuji | 22 | | Wada / Jounai | R'Qs Motor Sports | 37th |
| 19.7.2020 | 3 h Mugello | 27 | | Linossi / Colombo / Ferrari | AKM Motorsport | 7th |
| 19.7.2020 | 300 km Fuji | 50 | | Kano / Yamashita | Arnage Racing | 33rd |
| 19.7.2020 | 300 km Fuji | 65 | | Gamou / Suganami | K2 R&D Leon Racing | 18th |
| 26.7.2020 | 3 h Imola | 4 | | Engel / Stolz / Abril | HRT | 16th |
| 26.7.2020 | 3 h Imola | 5 | | Haupt / Afanasiev / Hutchison | HRT | DNF |
| 26.7.2020 | 3 h Imola | 44 | | Bastian / Scholze / Hook | SPS Automotive Performance | DNF |
| 26.7.2020 | 3 h Imola | 74 | | Vos / Onslow-Cole | Ram Racing | DNF |
| 26.7.2020 | 3 h Imola | 87 | | Pla / Beaubelique / Barthez | AKKA ASP | DNF |
| 26.7.2020 | 3 h Imola | 88 | #AMG GT3 190 20 280 | Marciello / Boguslavski / Fraga | AKKA ASP | 3rd |
| 26.7.2020 | 3 h Imola | 89 | | Fontana / Légeret / Hites | AKKA ASP | 38th |
| 26.7.2020 | 3 h Imola | 90 | | Cabezas / Assenheimer / Pérez Companc | Madpanda Motorsport | 22nd |
| 26.7.2020 | 3 h Imola | 100 | | Buhk / Schiller / Lorandi | GetSpeed | 39th |
| 1.8.2020 | ADAC GT Lausitzring | 20 | | Wishofer / Boccolacci | Team Zakspeed BKK Mobil Oil Racing | 11th/15th |
| 1.8.2020 | ADAC GT Lausitzring | 21 | | Eriksson / Keilwitz | Team Zakspeed BKK Mobil Oil Racing | 25th/9th |
| 1.8.2020 | ADAC GT Lausitzring | 22 | | Stolz / Engel | Toksport WRT | 1st/2nd |
| 1.8.2020 | ADAC GT Lausitzring | 36 | | Dienst / Frommenwiler | Schütz Motorsport | 9th/13th |
| 1.8.2020 | ADAC GT Lausitzring | 47 | | Dontje / Götz | Mann-Filter Team HTP Winward | 7th/8th |
| 1.8.2020 | ADAC GT Lausitzring | 48 | #AMG GT3 190 19 236 | Ellis / Marciello | Knaus Team HTP Winward | 18th/10th |
| 2.8.2020 | British GT Oulton Park | 6 | | Loggie / Buurman | Ram Racing | 6th/8th |
| 2.8.2020 | British GT Oulton Park | 8 | | Neary / Neary | Team ABBA Racing | 8th/DNF |
| 2.8.2020 | Italian GT Misano | 27 | | Ferrari / Zampieri | AKM Motorsport | 24th/1st |
| 2.8.2020 | British GT Oulton Park | 69 | | de Haan / Kujala | Ram Racing | 5th/3rd |
| 2.8.2020 | 2 h 40 min Road America | 74 | | Robinson / Aschenbach | Riley Motorsports | 22nd |
| 2.8.2020 | Italian GT Misano | 90 | | Roda / Spinelli | AKM Motorsport | 14th/22nd |
| 9.8.2020 | SRO GT America Sonoma | 04 | | Kurtz / Braun | DXDT Racing | 3rd/4th |
| 9.8.2020 | SRO GT Sprint Misano | 2 | | Puhakka / Tunjo | TokSport WRT | DNS |
| 9.8.2020 | SRO GT Sprint Misano | 4 | #AMG GT3 190 ?? 243 | Stolz / Engel | HRT | 4th/2nd |
| 9.8.2020 | 300 km Fuji | 4 | | Kataoka / Taniguchi | Goodsmile Racing & Team Ukyo | 41st |
| 9.8.2020 | GT Open Hungaroring | 5 | | Lisowski / Jedlinski | Olimp Racing | 14th/DNS |
| 9.8.2020 | SRO GT Sprint Misano | 6 | | Rogalski / Heidorn | TokSport WRT | DNF/DNS |
| 9.8.2020 | GT Open Hungaroring | 11 | | Schiller / "Max" | GetSpeed Performance | 10th/2nd |
| 9.8.2020 | GT Open Hungaroring | 13 | | Nesov / Moiseev | AKM Motorsport | 11th/14th |
| 9.8.2020 | SRO GT Sprint Misano | 18 | | Mowle / Keen | ERC Sport | 17th/19th |
| 9.8.2020 | SRO GT Sprint Misano | 20 | | Pierburg / Baumann | SPS Automotive Performance | 13th/16th |
| 9.8.2020 | 300 km Fuji | 22 | | Wada / Jounai | R'Qs Motor Sports | 42nd |
| 9.8.2020 | GT Open Hungaroring | 44 | | Scholze / Liebhauser | GetSpeed Performance | 8th/8th |
| 9.8.2020 | SRO GT Sprint Misano | 44 | | Hook / Onslow-Cole | SPS Automotive Performance | 15th/18th |
| 9.8.2020 | GT Open Hungaroring | 47 | | Sattler / Bastian | HTP-Winward Motorsport | 7th/6th |
| 9.8.2020 | 300 km Fuji | 50 | | Kano / Yamashita | Arnage Racing | 38th |
| 9.8.2020 | SRO GT America Sonoma | 63 | | Askew / Dalziel | DXDT Racing | 4th/5th |
| 9.8.2020 | 300 km Fuji | 65 | | Gamou / Suganami | K2 R&D Leon Racing | 18th |
| 9.8.2020 | GT Open Hungaroring | 77 | | Jedlinski / Lisowski | Olimp Racing | DNS |
| 9.8.2020 | SRO GT Sprint Misano | 88 | #AMG GT3 190 20 280 | Boguslavski / Marciello | AKKA ASP | 9th/1st |
| 9.8.2020 | GT Open Hungaroring | 88 | | Krupinski / Klien | JP Motorsport | 1st/9th |
| 9.8.2020 | SRO GT Sprint Misano | 89 | | Pla / Hites | AKKA ASP | 19th/DNF |
| 9.8.2020 | SRO GT Sprint Misano | 90 | | Jefferies / Pérez Companc | Madpanda Motorsport | 16th/12th |
| 15.8.2020 | ADAC GT Nürburgring | 20 | | Wishofer / Boccolacci | Team Zakspeed BKK Mobil Oil Racing | 5th/11th |
| 15.8.2020 | ADAC GT Nürburgring | 21 | | Eriksson / Keilwitz | Team Zakspeed BKK Mobil Oil Racing | 11th/32nd |
| 15.8.2020 | ADAC GT Nürburgring | 22 | | Stolz / Engel | Toksport WRT | 2nd/7th |
| 15.8.2020 | ADAC GT Nürburgring | 36 | | Dienst / Frommenwiler | Schütz Motorsport | 9th/25th |
| 15.8.2020 | ADAC GT Nürburgring | 47 | | Dontje / Götz | Mann-Filter Team HTP Winward | 26th/14th |
| 15.8.2020 | ADAC GT Nürburgring | 48 | #AMG GT3 190 19 236 | Ellis / Marciello | Knaus Team HTP Winward | 6th/8th |
| 16.8.2020 | British GT Donington | 6 | | Loggie / Buurman | Ram Racing | 3rd/11th |
| 16.8.2020 | British GT Donington | 8 | | Neary / Neary | Team ABBA Racing | 6th/20th |
| 16.8.2020 | British GT Donington | 69 | | de Haan / Kujala | Ram Racing | 2nd/8th |
| 22.8.2020 | 2 h 40 min Virginia [GT] | 74 | | Robinson / Aschenbach | Riley Motorsports | 7th |
| 23.8.2020 | 300 km Suzuka | 4 | | Taniguchi / Kataoka | Goodsmile Racing & Team Ukyo | 19th |
| 23.8.2020 | GT Open Paul Ricard | 13 | | Nesov / Moiseev | AKM Motorsport | 9th/10th |
| 23.8.2020 | GT Open Paul Ricard | 20 | | Pierburg / Hook | SPS Automotive Performance | 12th/8th |
| 23.8.2020 | 300 km Suzuka | 22 | | Wada / Jounai | R'Qs Motor Sports | 34th |
| 23.8.2020 | GT Open Paul Ricard | 44 | | Scholze / Liebhauser | GetSpeed Performance | 8th/DNF |
| 23.8.2020 | 300 km Suzuka | 50 | | Kano / Yamashita | Arnage Racing | 29th |
| 23.8.2020 | 300 km Suzuka | 65 | | Gamou / Suganami | K2 R&D Leon Racing | 17th |
| 23.8.2020 | GT Open Paul Ricard | 88 | | Krupinski / Klien | JP Motorsport | 6th/5th |
| 23.8.2020 | GT Open Paul Ricard | 99 | | Ferrari / Antonelli | AKM Motorsport | DNA |
| 30.8.2020 | SRO GT America Road America | 04 | | Kurtz / Braun | DXDT Racing | 6th/3rd |
| 30.8.2020 | British GT Brands Hatch | 6 | | Loggie / Buurman | Ram Racing | 3rd |
| 30.8.2020 | SRO GT America Road America | 33 | | Dontje / Ward | Winward Racing | 2nd/2nd |
| 30.8.2020 | SRO GT America Road America | 63 | | Askew / Dalziel | DXDT Racing | 5th/4th |