| REVAi G-Wiz 2001-2012 | REVAi |
| Revolution A-One (Prototype racing) 2022-current | LMP-racing, racing-vehicles, Revolution |
| Reynard 2KI 2000 | IndyCar, open-wheels, racing-vehicles, Renard |
| Rezvani Beast 2016-current | Rezvani |
| Rezvani Hercules 2020-current | Offroad, pickup-trucks, Rezvani |
| Rezvani Tank 2017-2020 | crossovers-suvs, Offroad, Rezvani |
| Rezvani Vengeance 2022-current | Rezvani |
| RGS Mirage GT-1 1997-2003 | GT-racing, Lamborghini, racing-vehicles, SuperGT-racing |
| Rhino RR01 2024-current | kit-car, Rhino |
| Rickshaw/Tuk-Tuk - | other-vehicles |
| Riley & Scott Mk III & Mk III C 1995-2005 | LMP-racing, racing-vehicles, Riley-and-Scott |
| Riley MkXX Daytona Prototype 2008-2011 | DP-Racing, Multimatic, racing-vehicles, Riley |
| Riley MkXXX 2017 | LMP-racing, Multimatic, racing-vehicles, Riley |
| Riley One-Point-Five 1957-1965 (Wolseley 1500) | Riley, sedans, Wolseley |
| Rimac Concept One 2016-2016 | Rimac |
| Rimac Concept S 2016-2016 | concepts-prototypes, Rimac |
| Rimac Nevera R 2025 | coupes, electric-vehicles, hypercars, Rimac |
| Ringbrothers AMC Javelin Defiant 1972/2017 | AMC, custom-builds, muscle-cars, Ringbrothers |
| Ringbrothers De Tomaso Pantera ADRNLN 1971/2013 | custom-builds, De-Tomaso, Ringbrothers, supercars |
| Rivian R1S 2020-current | crossovers-suvs, Rivian |
| Rivian R1T 2020-current | pickup-trucks, Rivian |
| RML P39 2025+ | coupes, custom-builds, RML, supercars |
| Robby Gordon Stadium Trucks 2013 | racing-vehicles, RobbyGordon, trophy-truck-racing |
| Rochdale GT 1959-1973 | Rochdale |
| Rodin FZED 2019-current | Lotus, open-wheels, racing-vehicles, Rodin |
| Rodin FZero 2023-current | coupes, hypercars, Rodin |
| Rodin Sintura 2024-current | racing-vehicles, Rodin, time-attack |