2021 head-to-head · Small SUV
2021 Audi Q3 vs Lexus RX
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 2021 Audi Q3 is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $1,860 a year to fuel (25 MPG), versus $2,022 for the 2021 Lexus RX (23 MPG). That's roughly $162 a year, or about $809 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
- Lexus RX
Side by side
| Audi Q3 | Lexus RX | |
|---|---|---|
| $1,860 | Your annual fuel cost | $2,022 |
| 25 MPG | Combined efficiency | 23 MPG |
| 22 MPG | City | 20 MPG |
| 30 MPG | Highway | 27 MPG |
| 84 cu ft | Passenger volume | — |
| 17 cu ft | Cargo volume | — |
| 350 g/mi | Tailpipe CO₂ (g/mi) | 391 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 3.5L 6-cyl |
| 8-speed automatic | Transmission | 8-speed automatic |
| 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 Lexus RX across model years
- Audi Q3
- Lexus RX
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 92 2021 small SUVs, the Audi Q3 ranks 50th and the Lexus RX 57th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2021 Audi Q3 or the 2021 Lexus RX?
Measured by cost to drive, the Audi Q3. The Audi Q3 is rated 25 MPG combined and the Lexus RX 23 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Audi Q3 vs. the Lexus RX per year?
At 15,000 miles a year with $3.10/gal regular gas, about $1,860 for the Audi Q3 and $2,022 for the Lexus RX.
Audi Q3 vs Lexus RX in other years
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