2025 head-to-head · Small SUV
2025 Audi Q3 vs Infiniti QX50
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2025 Infiniti QX50 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,279 a year to fuel (26 MPG), versus $2,370 for the 2025 Audi Q3 (25 MPG). That's roughly $91 a year, or about $456 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Audi Q3
- Infiniti QX50
Side by side
| Audi Q3 | Infiniti QX50 | |
|---|---|---|
| $2,370 | Your annual fuel cost | $2,279 |
| 25 MPG | Combined efficiency | 26 MPG |
| 22 MPG | City | 23 MPG |
| 29 MPG | Highway | 29 MPG |
| 360 g/mi | Tailpipe CO₂ (g/mi) | 343 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 2.0L 4-cyl turbo |
| 8-speed automatic | Transmission | CVT |
| AWD | Drivetrain | FWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Audi Q3 vs Infiniti QX50 across model years
- Audi Q3
- Infiniti QX50
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Among 133 2025 small SUVs, the Audi Q3 ranks 117th and the Infiniti QX50 111th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2025 Audi Q3 or the 2025 Infiniti QX50?
Measured by cost to drive, the Infiniti QX50. The Audi Q3 is rated 25 MPG combined and the Infiniti QX50 26 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 Audi Q3 vs. the Infiniti QX50 per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,370 for the Audi Q3 and $2,279 for the Infiniti QX50.
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