The 2021 BMW i3 is certified across 4 configurations with Electric Drive Motor(s), 0.6L Plug-in Hybrid Powertrain powertrain options. Available drivetrain layouts include Rear-Wheel Drive paired with Automatic (A1). EPA classified under the Subcompact Cars size category.
Official laboratory certification specifications for each factory engine, transmission, and drivetrain permutation
| Configuration / Model | Engine & Displacement | Cylinders | Induction / Tech | Transmission | Drivetrain | Fuel System |
|---|---|---|---|---|---|---|
| i3s Subcompact Cars | Electric Drive Motor(s) | 0 | Permanent Magnet Motor | Automatic (A1) | Rear-Wheel Drive | Electricity |
| i3 Subcompact Cars | Electric Drive Motor(s) | 0 | Permanent Magnet Motor | Automatic (A1) | Rear-Wheel Drive | Electricity |
| i3 with Range Extender Subcompact Cars | 0.6L Plug-in Hybrid Powertrain | 2 | Hybrid Electric Motor + Engine | Automatic (A1) | Rear-Wheel Drive | Premium Gas or Electricity |
| i3s with Range Extender Subcompact Cars | 0.6L Plug-in Hybrid Powertrain | 2 | Hybrid Electric Motor + Engine | Automatic (A1) | Rear-Wheel Drive | Premium Gas or Electricity |
Federal classification standards and standard active driver assistance system capabilities
Subcompact Cars
2021 BMW i3 BEV 5 HB RWD
Evaluated under federal safety compliance standards.
Cross-reference fuel economy, safety ratings, owner defect complaints, and recall notices
Vehicle summary, key performance indicators, and primary reliability metrics.
EPA certified city/highway fuel economy, electric battery range, and annual fuel costs.
NHTSA 5-Star NCAP crash tests, rollover risk, and active driver assistance.
NHTSA consumer defect complaint filings by affected vehicle component.
Official safety recall notices, defect descriptions, and free dealer remedies.
Direct, deterministic answers synthesized from verified United States government databases for the 2021 BMW i3
The 2021 BMW i3 is certified with 0.6L 2-Cylinder engine options across factory configurations.
Certified specifications reflect official EPA emissions and fuel economy filings under 40 CFR Part 600.
Official EPA certification records list the 2021 BMW i3 with Rear-Wheel Drive layout(s).
Drivetrain layout affects vehicle curb weight, traction capabilities, and EPA-certified fuel economy ratings.
Factory certification records list Automatic (A1) transmission architectures for the 2021 BMW i3.
Transmission specifications represent factory certified equipment tested for emissions and fuel economy compliance.
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 under 40 CFR Part 600.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.