2026 head-to-head · Small SUV
2026 Acura RDX vs Audi Q5
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
AWD · 2.0L 4-cyl turbo · 7-speed dual-clutch · 24 MPG
The 2026 Audi Q5 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,469 a year to fuel (24 MPG), versus $2,576 for the 2026 Acura RDX (23 MPG). That's roughly $107 a year, or about $537 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
- Acura RDX
- Audi Q5
Side by side
| Acura RDX | Audi Q5 | |
|---|---|---|
| $2,576 | Your annual fuel cost | $2,469 |
| 23 MPG | Combined efficiency | 24 MPG |
| 21 MPG | City | 21 MPG |
| 27 MPG | Highway | 29 MPG |
| 385 g/mi | Tailpipe CO₂ (g/mi) | 368 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 |
| 10-speed automatic | Transmission | 7-speed dual-clutch |
| AWD | Drivetrain | AWD |
✓ 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.
Acura RDX vs Audi Q5 across model years
- Acura RDX
- Audi Q5
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 114 2026 small SUVs, the Acura RDX ranks 106th and the Audi Q5 101st for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2026 Acura RDX or the 2026 Audi Q5?
Measured by cost to drive, the Audi Q5. The Acura RDX is rated 23 MPG combined and the Audi Q5 24 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Acura RDX vs. the Audi Q5 per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,576 for the Acura RDX and $2,469 for the Audi Q5.
Acura RDX vs Audi Q5 in other years
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