| Mason Motorsports Trophy Truck 2022 | racing-vehicles |
| Mastretta MXT 2011-2014 (Hot Wheels MXR) | coupes, Hot-Wheels, Mastretta, sports-cars |
| Matra 530 1967-1973 | Matra, open-top-cars, sports-cars |
| Matra Bagheera 1973-1980 | hatchbacks, Matra, sports-cars, Talbot |
| Matra Djet 1962-1967 | coupes, Matra, sports-cars |
| Matra Murena 1980-1983 | hatchbacks, Matra, sports-cars |
| Matra Rancho 1977-1984 | crossovers-suvs, Matra |
| Mauck MSV 1120s | |
| Maxton Rollerskate | |
| Maxus D60 2019-current (Euniq 6, Mifa 6) | crossovers-suvs, electric-vehicles, hybrid-vehicles, Maxus |
| Maxus D90 2018-current (Territory) | crossovers-suvs, Maxus, MG |
| Maxus eTerron 9 2024-current | electric-vehicles, Maxus, pickup-trucks |
| Maxus EV30 2018-current | electric-vehicles, Maxus, mpvs-vans |
| Maxus G20 2019-current (Euniq 7, Mifa) | electric-vehicles, Maxus, mpvs-vans |
| Maxus G50 2019-current (Euniq 5, Mifa 5) | electric-vehicles, Maxus, mpvs-vans |
| Maxus G70 2023-current (Mifa 7) | electric-vehicles, Maxus, mpvs-vans |
| Maxus G90 2022-current (Mifa 9) | electric-vehicles, Maxus, MG, mpvs-vans |
| Maxus T60 / T70 2017-current | Chevrolet, Maxus, MG, pickup-trucks |
| Maxus T90 2021-current | electric-vehicles, Maxus, MG, pickup-trucks |
| Maxus V90 2019-present | Maxus, Van |
| Maybach Exelero 2005 | concepts-prototypes, coupes, Maybach, sports-cars |
| Mays iE1 |