2021 BMW M3 Specifications Overview
The 2021 BMW M3 is certified across 5 configurations with 3L Gas-Electric Hybrid Engine, 2L 4-Cylinder Engine, 3L 6-Cylinder Engine powertrain options. Available drivetrain layouts include Rear-Wheel Drive, All-Wheel Drive paired with Automatic (S8) or Manual 6-spd. EPA classified under the Compact Cars / Midsize Cars size category. Platform architecture belongs to the 6th Generation (G80) vehicle family.
Certified Powertrain & Transmission Configurations (5)
Official laboratory certification specifications for each factory engine, transmission, and drivetrain permutation
| Configuration / Model | Engine & Displacement | Cylinders | Induction / Tech | Transmission | Drivetrain | Fuel System |
|---|---|---|---|---|---|---|
| M340i Compact Cars | 3L Gas-Electric Hybrid Engine | 6 | Hybrid Electric Assist | Automatic (S8) | Rear-Wheel Drive | Premium |
| X2 M35i Midsize Cars | 2L 4-Cylinder Engine | 4 | Naturally Aspirated | Automatic (S8) | All-Wheel Drive | Premium |
| M340i xDrive Compact Cars | 3L Gas-Electric Hybrid Engine | 6 | Hybrid Electric Assist | Automatic (S8) | All-Wheel Drive | Premium |
| M3 Compact Cars | 3L 6-Cylinder Engine | 6 | Naturally Aspirated | Manual 6-spd | Rear-Wheel Drive | Premium |
| M3 Competition Compact Cars | 3L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S8) | Rear-Wheel Drive | Premium |
Regulatory Classification & Safety Architecture
Federal classification standards and standard active driver assistance system capabilities
EPA Regulatory Size Class
- Compact Cars
- Midsize Cars
NHTSA NCAP Body Formats
- 2021 BMW M3 4 DR AWD
- 2021 BMW M3 4 DR RWD
Active Safety Technology
Evaluated under federal safety compliance standards.
Powertrain, transmission, drivetrain, and regulatory classification specifications on this page are derived directly from the United States Environmental Protection Agency (EPA) and National Highway Traffic Safety Administration (NHTSA) official laboratory certification registries.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.