Infiniti Q50 vs Dodge Challenger
The Infiniti Q50 is the more efficient of the two: it reaches 31 mpg combined versus 23 mpg for the Dodge Challenger, a 8 mpg advantage and costs about $200 less per year to fuel.
Across 5 measured categories, the Infiniti Q50 leads in 5. Figures are EPA test data, not manufacturer claims.
2015–2023
Dodge Challenger
Midsize Cars · 95 configurations
Head-to-head specifications
| Metric | Infiniti Q50 | Dodge Challenger |
|---|---|---|
| Best combined MPG | 31 mpg ✓ | 23 mpg |
| Best city MPG | 29 mpg ✓ | 19 mpg |
| Best highway MPG | 36 mpg ✓ | 30 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $2,450 ✓ | $2,650 |
| Lowest CO2 output | 286 g/mi ✓ | 389 g/mi |
| Engines offered | SIDI, 3.5, 2.0, 3.7 | 3.6, 5.7, 6.4, 6.2 |
| Transmissions | Automatic (S7) | Automatic 8-spd, Manual 6-spd |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive | Rear-Wheel Drive, All-Wheel Drive |
| Fuel types | Premium | Regular, Midgrade, Premium |
| EPA class | Midsize Cars | Midsize Cars |
| Years covered | 2015–2024 | 2015–2023 |
| Configurations on record | 60 | 95 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Q50 vs Challenger: common questions
Which is better on gas, the Infiniti Q50 or the Dodge Challenger?
The Infiniti Q50 is the more efficient of the two: it reaches 31 mpg combined versus 23 mpg for the Dodge Challenger, a 8 mpg advantage and costs about $200 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Infiniti Q50 runs about $2,450 a year in fuel at its most efficient configuration, versus about $2,650 for the Dodge Challenger — a difference of roughly $200 per year.
What engines do the Q50 and Challenger offer?
Infiniti Q50: SIDI, 3.5, 2.0, 3.7. Dodge Challenger: 3.6, 5.7, 6.4, 6.2.
Are they in the same vehicle class?
Yes — the EPA classifies both the Infiniti Q50 and the Dodge Challenger as Midsize Cars, so they compete directly.
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Comparison id: infiniti-q50-vs-dodge-challenger