2025 head-to-head · Midsize & Large SUV
2025 Audi SQ8 vs Lexus GX
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 · 4.0L 8-cyl turbo · 8-speed automatic · 17 MPG
4WD · 3.4L 6-cyl turbo · 10-speed automatic · 17 MPG
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2025 Audi SQ8 (17 MPG) costs about $3,485 a year to fuel and the 2025 Lexus GX (17 MPG) about $3,485.
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 SQ8
- Lexus GX
Side by side
| Audi SQ8 | Lexus GX | |
|---|---|---|
| $3,485 | Your annual fuel cost | $3,485 |
| 17 MPG | Combined efficiency | 17 MPG |
| 15 MPG | City | 15 MPG |
| 21 MPG | Highway | 21 MPG |
| 518 g/mi | Tailpipe CO₂ (g/mi) | 505 g/mi |
| 3/10 | EPA fuel economy score | 3/10 |
| 3/10 | EPA greenhouse gas score | 3/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 4.0L 8-cyl turbo | Engine / motor | 3.4L 6-cyl turbo |
| 8-speed automatic | Transmission | 10-speed automatic |
| AWD | Drivetrain | 4WD |
✓ 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 SQ8 vs Lexus GX across model years
- Audi SQ8
- Lexus GX
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 94 2025 midsize & large SUVs, the Audi SQ8 ranks 88th and the Lexus GX 86th for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2025 Audi SQ8 vs. the Lexus GX per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,485 for the Audi SQ8 and $3,485 for the Lexus GX.
Audi SQ8 vs Lexus GX in other years
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