2026 head-to-head · Small SUV
2026 Acura RDX vs Lexus NX
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 · 2.4L 4-cyl turbo · 8-speed automatic · 24 MPG
The 2026 Lexus NX 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
- Lexus NX
Side by side
| Acura RDX | Lexus NX | |
|---|---|---|
| $2,576 | Your annual fuel cost | $2,469 |
| 23 MPG | Combined efficiency | 24 MPG |
| 21 MPG | City | 21 MPG |
| 27 MPG | Highway | 28 MPG |
| 385 g/mi | Tailpipe CO₂ (g/mi) | 370 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 | 2.4L 4-cyl turbo |
| 10-speed automatic | Transmission | 8-speed automatic |
| 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 Lexus NX across model years
- Acura RDX
- Lexus NX
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 Lexus NX 102nd for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2026 Acura RDX or the 2026 Lexus NX?
Measured by cost to drive, the Lexus NX. The Acura RDX is rated 23 MPG combined and the Lexus NX 24 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Acura RDX vs. the Lexus NX 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 Lexus NX.
Acura RDX vs Lexus NX in other years
More 2026 comparisons
Acura RDX vs…
Or compare the 2026 Acura RDX with anything else: