2022 head-to-head · Small SUV
2022 Cadillac XT6 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 2022 Lexus RX is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $2,022 a year to fuel (23 MPG), versus $2,214 for the 2022 Cadillac XT6 (21 MPG). That's roughly $193 a year, or about $963 over five years.
Your numbers
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Fuel cost over 10 years
- Cadillac XT6
- Lexus RX
Side by side
| Cadillac XT6 | Lexus RX | |
|---|---|---|
| $2,214 | Your annual fuel cost | $2,022 |
| 21 MPG | Combined efficiency | 23 MPG |
| 19 MPG | City | 20 MPG |
| 26 MPG | Highway | 27 MPG |
| 137 cu ft | Passenger volume | — |
| 13 cu ft | Cargo volume | — |
| 419 g/mi | Tailpipe CO₂ (g/mi) | 391 g/mi |
| 4/10 | EPA fuel economy score | 5/10 |
| 4/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 3.6L 6-cyl | Engine / motor | 3.5L 6-cyl |
| 9-speed automatic | Transmission | 8-speed automatic |
| FWD | 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.
Cadillac XT6 vs Lexus RX across model years
- Cadillac XT6
- 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 106 2022 small SUVs, the Cadillac XT6 ranks 80th and the Lexus RX 66th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2022 Cadillac XT6 or the 2022 Lexus RX?
Measured by cost to drive, the Lexus RX. The Cadillac XT6 is rated 21 MPG combined and the Lexus RX 23 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2022 Cadillac XT6 vs. the Lexus RX per year?
At 15,000 miles a year with $3.10/gal regular gas, about $2,214 for the Cadillac XT6 and $2,022 for the Lexus RX.
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