2025 head-to-head · Midsize & Large SUV
2025 Audi SQ8 vs INEOS Automotive Grenadier
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
The 2025 Audi SQ8 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $3,485 a year to fuel (17 MPG), versus $3,950 for the 2025 INEOS Automotive Grenadier (15 MPG). That's roughly $465 a year, or about $2,324 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 SQ8
- INEOS Automotive Grenadier
Side by side
| Audi SQ8 | INEOS Automotive Grenadier | |
|---|---|---|
| $3,485 | Your annual fuel cost | $3,950 |
| 17 MPG | Combined efficiency | 15 MPG |
| 15 MPG | City | 15 MPG |
| 21 MPG | Highway | 15 MPG |
| 518 g/mi | Tailpipe CO₂ (g/mi) | 592 g/mi |
| 3/10 | EPA fuel economy score | 2/10 |
| 3/10 | EPA greenhouse gas score | 2/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 4.0L 8-cyl turbo | Engine / motor | 3.0L 6-cyl turbo |
| 8-speed automatic | Transmission | 8-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 INEOS Automotive Grenadier across model years
- Audi SQ8
- INEOS Automotive Grenadier
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 INEOS Automotive Grenadier 92nd for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2025 Audi SQ8 or the 2025 INEOS Automotive Grenadier?
Measured by cost to drive, the Audi SQ8. The Audi SQ8 is rated 17 MPG combined and the INEOS Automotive Grenadier 15 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 Audi SQ8 vs. the INEOS Automotive Grenadier per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,485 for the Audi SQ8 and $3,950 for the INEOS Automotive Grenadier.
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