2026 BMW 430i Coupe vs Mazda 3 4-Door — Side by Side Comparison
How does the 2026 BMW 430i Coupe compare to the Mazda 3 4-Door? We put them side by side using EPA fuel economy data and NHTSA safety ratings.
Specifications Comparison
| Feature | BMW 430i Coupe | Mazda 3 4-Door |
|---|---|---|
| Combined MPG | 31 | 30 |
| City MPG | 28 | 27 |
| Highway MPG | 36 | 36 |
| Body Style | Compact Sedan | Compact Sedan |
| Drive | RWD | FWD |
| Fuel Type | Premium | Regular |
| Safety Rating | N/A / 5 | N/A / 5 |
| Recalls | 0 | 0 |
| Trims Available | 1 | 3 |
Fuel Economy
The BMW 430i Coupe is more fuel efficient by 1 MPG combined. Over a year, the Mazda 3 4-Door saves approximately $450 in fuel costs.