2022 head-to-head · Small SUV
2022 Acura RDX vs Infiniti QX55
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 · CVT · 25 MPG
The 2022 Infiniti QX55 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,370 a year to fuel (25 MPG), versus $2,469 for the 2022 Acura RDX (24 MPG). That's roughly $99 a year, or about $494 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
- Infiniti QX55
Side by side
| Acura RDX | Infiniti QX55 | |
|---|---|---|
| $2,469 | Your annual fuel cost | $2,370 |
| 24 MPG | Combined efficiency | 25 MPG |
| 22 MPG | City | 22 MPG |
| 28 MPG | Highway | 28 MPG |
| 370 g/mi | Tailpipe CO₂ (g/mi) | 364 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 | CVT |
| FWD | 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 Infiniti QX55 across model years
- Acura RDX
- Infiniti QX55
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 106 2022 small SUVs, the Acura RDX ranks 90th and the Infiniti QX55 89th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2022 Acura RDX or the 2022 Infiniti QX55?
Measured by cost to drive, the Infiniti QX55. The Acura RDX is rated 24 MPG combined and the Infiniti QX55 25 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2022 Acura RDX vs. the Infiniti QX55 per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,469 for the Acura RDX and $2,370 for the Infiniti QX55.
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