2018 head-to-head · Small SUV
2018 Buick Envision vs Fiat 500 X
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.10/gal regular gas, the most efficient 2018 Buick Envision (25 MPG) costs about $1,860 a year to fuel and the 2018 Fiat 500 X (25 MPG) about $1,860.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Buick Envision
- Fiat 500 X
Side by side
| Buick Envision | Fiat 500 X | |
|---|---|---|
| $1,860 | Your annual fuel cost | $1,860 |
| 25 MPG | Combined efficiency | 25 MPG |
| 22 MPG | City | 22 MPG |
| 29 MPG | Highway | 30 MPG |
| 75 cu ft | Passenger volume | — |
| 26 cu ft | Cargo volume | — |
| 359 g/mi | Tailpipe CO₂ (g/mi) | 354 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 |
| 2.5L 4-cyl | Engine / motor | 2.4L 4-cyl |
| 6-speed automatic | Transmission | 9-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.
Buick Envision vs Fiat 500 X across model years
- Buick Envision
- Fiat 500 X
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 68 2018 small SUVs, the Buick Envision ranks 30th and the Fiat 500 X 29th for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2018 Buick Envision vs. the Fiat 500 X per year?
At 15,000 miles a year with $3.10/gal regular gas, about $1,860 for the Buick Envision and $1,860 for the Fiat 500 X.
Buick Envision vs Fiat 500 X in other years
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