| 00 | Buurman / Schneider / Engel | AMG-Team Black Falcon (D) | | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | Pro |
| 1 | Vervisch / Vanthoor / Stevens | Belgian Audi Club Team WRT (B) | Vincent Vosse | Audi | R8 LMS | | Audi | GT3 | Pro |
| 2 | Leonard / Frijns / Meadows | Belgian Audi Club Team WRT (B) | Vincent Vosse | Audi | R8 LMS | | Audi | GT3 | Pro |
| 3 | Müller / Rast | Belgian Audi Club Team WRT (B) | Vincent Vosse | Audi | R8 LMS | | Audi | GT3 | Pro |
| 4 | Kaffer / de Leener / Kox | Belgian Audi Club Team WRT (B) | Vincent Vosse | Audi | R8 LMS | | Audi | GT3 | Pro |
| 6 | Stippler / Mies / Winkelhock | Audi Team Phoenix (D) | | Audi | R8 LMS | GT3 | Audi | GT3 | Pro |
| 7 | Smith / Abril / Kane | Bentley Team M-Sport (GB) | | Bentley | Continental GT3 | | Bentley | GT3 | Pro |
| 8 | Soucek / Reip / Soulet | Bentley Team M-Sport (GB) | | Bentley | Continental GT3 | | Bentley | GT3 | Pro |
| 10 | Costantini / Berton / Beretta | Ombra Racing (I) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro-Am |
| 11 | Rizzoli / Broniszewski / Bonacini | Kessel Racing (CH) | Ronnie Kessel | Ferrari | 488 | GT3 | Ferrari | GT3 | Pro-Am |
| 12 | Kuppens / Darras / Grotz | Boutsen Ginion Racing (B) | | BMW | M6 | F13 GT3 | BMW | GT3 | Pro-Am |
| 14 | Frey / Ortelli / Costa | Emil Frey Racing (CH) | Emil Frey | Jaguar | XKR | G3 | Jaguar | GT3 | Pro |
| 15 | Koebolt / Colombo / Roda | BMW Team Italia (I) | | BMW | M6 | F13 GT3 | BMW | GT3 | Pro-Am |
| 16 | Ineichen / Bleekemolen / Bortolotti | GRT Grasser Racing Team (A) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro |
| 19 | Beretta / Stolz / Pohler / Piccini | GRT Grasser Racing Team (A) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro |
| 22 | Simmons / Sarazin / Walkinshaw / Sanchez | Nissan GT Academy Team RJN (GB) | | Nissan | GT-R | Nismo GT3 | Nissan | GT3 | Pro-Am |
| 23 | Ordoñez / Takaboshi / Buncombe | Nissan GT Academy Team RJN (GB) | | Nissan | GT-R | Nismo GT3 | Nissan | GT3 | Pro |
| 25 | Kelders / Rostan / Bonanomi / Bouvy | Sainteloc Racing (F) | | Audi | R8 LMS | | Audi | GT3 | Pro-Am |
| 26 | Guilvert / Parisy / Haase | Sainteloc Racing (F) | | Audi | R8 LMS | | Audi | GT3 | Pro |
| 27 | Lallement / Hasse-Clot | Sainteloc Racing (F) | | Audi | R8 LMS | | Audi | GT3 | Am |
| 28 | Vanthoor / Winkelhock | Audi Sport Team WRT (B) | Vincent Vosse | Audi | R8 LMS | | Audi | GT3 | Pro |
| 29 | Zöchling / Trebing / Konrad | Konrad Motorsport (D) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro-Am |
| 30 | Copper / Harris / Pierce / Morris | Team Parker Racing (GB) | | Bentley | Continental GT3 | | Bentley | GT3 | Am |
| 34 | Král / Fumanelli / Písařík / Malucelli | Scuderia Praha (CZ) | | Ferrari | 488 | GT3 | Ferrari | GT3 | Pro-Am |
| 40 | Geri / Mancinelli / Romanelli / Francioni | Easy Race (I) | | Ferrari | 488 | GT3 | Ferrari | GT3 | Pro-Am |
| 41 | Brandela / Filler | CMR with Sport Garage (F) | | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | Pro-Am |
| 42 | Nicolle / Mouez / Loger / Debs | CMR with Sport Garage (F) | | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | Am |
| 44 | Al Harthy / Modell / Adam | Oman Racing Team (OM) | | Aston Martin | V12 Vantage | GT3 | Aston Martin | GT3 | Pro-Am |
| 49 | Kondakov / Moiseev / Ragazzi | AF Corse (I) | Amato Ferrari | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | Am |
| 50 | Lathouras / Rugolo / Pier Guidi | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GT3 | Ferrari | GT3 | Pro |
| 51 | Mann / Guedes / Cressoni / Mastronardi | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GT3 | Ferrari | GT3 | Am |
| 52 | Van Glabeke | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GT3 | Ferrari | GT3 | Pro-Am |
| 53 | Ishikawa / Bontempelli / Beretta | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GT3 | Ferrari | GT3 | Pro-Am |
| 54 | Blank / Bachelier / Mallegol | AF Corse (I) | Amato Ferrari | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | Am |
| 55 | Cioci / Castellacci / Perazzini / Flohr | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GT3 | Ferrari | GT3 | Pro-Am |
| 56 | Toril / Morley | Black Falcon (D) | | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | Pro-Am |
| 57 | Haupt / Simonsen / Christodoulou | Black Falcon (D) | | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | Pro |
| 58 | Van Gisbergen / Ledogar / Bell | Garage 59 (GB) | | McLaren | 650S | GT3 | McLaren | GT3 | Pro |
| 59 | Moore / Fontana / Watson | Garage 59 (GB) | | McLaren | 650S | GT3 | McLaren | GT3 | Pro |
| 60 | Van Gisbergen / Ledogar / Bell | Garage 59 (GB) | | McLaren | 650S | GT3 | McLaren | GT3 | Pro |
| 63 | Alessi | GRT Grasser Racing Team (A) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro-Am |
| 65 | Alexis de Bernardi | Kessel Racing (CH) | Ronnie Kessel | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | GTSC |
| 74 | Giauque / Hassid / Perera / Lapierre | ISR (CZ) | Igor Salaquarda | Audi | R8 LMS | | Audi | GT3 | Pro-Am |
| 75 | Stockinger / Salaquarda / Mortara | ISR (CZ) | Igor Salaquarda | Audi | R8 LMS | | Audi | GT3 | Pro |
| 76 | Jousse / Cornac / Narac | IMSA Performance (F) | Raymond Narac | Porsche | 991 GT3 R | | Porsche | GT3 | Pro-Am |
| 77 | Mateu / Häring / Armindo / Estre | Attempto Racing (D) | | Porsche | 991 GT3 R | | Porsche | GT3 | Pro-Am |
| 78 | Mapelli / Attard / Kimber-Smith / Machitski | Barwell Motorsport (GB) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro-Am |
| 84 | Jaafar / Baumann / Buhk | AMG-Team HTP Motorsport (D) | | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | Pro |
| 85 | Bacheta / Dontje / Schmid | HTP Motorsport (D) | | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | Pro |
| 86 | Paffett | AMG-Team HTP Motorsport (D) | | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | Pro |
| 88 | van der Zande / Rosenqvist / Vautier | AMG-Team AKKA ASP (F) | Jérôme Policand | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | Pro |
| 89 | Perfetti / Cazenave / Lyons / Moullin-Traffort | AKKA ASP (F) | Jérôme Policand | Mercedes-AMG | GT3 | | Mercedes-AMG | GT3 | Pro-Am |
| 90 | Pérez Companc / Giammaria / Balzan | AF Corse (I) | Amato Ferrari | Ferrari | 488 | GT3 | Ferrari | GT3 | Pro |
| 98 | Catsburg / Dusseldorp | Rowe Racing (D) | | BMW | M6 | F13 GT3 | BMW | GT3 | Pro |
| 99 | Martin / Sims / Eng | Rowe Racing (D) | | BMW | M6 | F13 GT3 | BMW | GT3 | Pro |
| 100 | van Splunteren / Machiels / Mul | Attempto Racing (D) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro-Am |
| 101 | Babini / Niederhauser / Zampieri | Attempto Racing (D) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro |
| 105 | Gosselin / Feligioni | Sainteloc (F) | | Audi | R8 LMS | ultra | Audi | GT3 | Pro |
| 108 | Dryburgh / Wylie | Motorbase Racing (GB) | | Aston Martin | V12 Vantage | GT3 | Aston Martin | GT3 | British GT |
| 111 | Earle / Delhez / Perel | Kessel Racing (CH) | Ronnie Kessel | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | Am |
| 112 | Jean-Michel Baert | Belgian Audi Club Team WRT (B) | Vincent Vosse | Audi | R8 LMS | ultra | Audi | GT3 | GTSC |
| 114 | Hirschi / Palttala / Klien | Emil Frey Racing (CH) | Emil Frey | Jaguar | XKR | G3 | Jaguar | GT3 | Pro |
| 129 | | Konrad Motorsport (D) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Guest |
| 150 | Christoph Ulrich | AF Corse (I) | Amato Ferrari | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | GTSC |
| 162 | Alexis de Bernardi | Kessel Racing (CH) | Ronnie Kessel | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | GTSC |
| 188 | Leon Price | Dragon Racing (CH) | | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | GTSC |
| 198 | Jan Brunstedt | JB Motorsport (S) | | Audi | R8 LMS | ultra | Audi | GT3 | GTSC |
| 211 | Farmer / Barnes | TF Sport (GB) | Tom Ferrier | Aston Martin | V12 Vantage | GT3 | Aston Martin | GT3 | British GT |
| 214 | Ratcliffe / Moore | Optimum Racing (GB) | | Audi | R8 LMS | GT3 | Audi | GT3 | British GT |
| 666 | Abra / Osborne | Barwell Motorsport (GB) | | Lamborghini | Huracán | GT3 | Lamborghini | GT3 | Pro-Am |
| 888 | Zanuttini / Gitlin / Talbot / Cadei | Kessel Racing (CH) | Ronnie Kessel | Ferrari | 458 | Italia GT3 | Ferrari | GT3 | Am |