2026 Mazda 3 5-Door 4WD vs 2027 Mercedes-Benz E350
| EPA figure | 2026 Mazda 3 5-Door 4WD | 2027 Mercedes-Benz E350 |
|---|---|---|
| Model year | 2026 | 2027 |
| Body · drive | Midsize · 4-Wheel Drive · Gas | Midsize · Rear-Wheel Drive · Hybrid |
| Combined MPG | 28 | 28 |
| City / highway MPG | 25 / 34 | 25 / 33 |
| Fuel a year | $2,400 | $2,950 |
| Tailpipe CO₂ (g/mi) | 317 | 316 |
| Engine | 2.5 L 4-cyl | 2.0 L 4-cyl turbo |
| Transmission | Automatic (S6) | Automatic 9-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.