2016 head-to-head · Subcompact Car
2016 Ford Mustang vs Scion iA
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 2016 Scion iA is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $1,292 a year to fuel (36 MPG), versus $1,860 for the 2016 Ford Mustang (25 MPG). That's roughly $568 a year, or about $2,842 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
- Ford Mustang
- Scion iA
Side by side
| Ford Mustang | Scion iA | |
|---|---|---|
| $1,860 | Your annual fuel cost | $1,292 |
| 25 MPG | Combined efficiency | 36 MPG |
| 22 MPG | City | 32 MPG |
| 31 MPG | Highway | 41 MPG |
| 82 cu ft | Passenger volume | 86 cu ft |
| 12 cu ft | Cargo volume | 13 cu ft |
| 352 g/mi | Tailpipe CO₂ (g/mi) | 249 g/mi |
| 6/10 | EPA fuel economy score | 8/10 |
| 6/10 | EPA greenhouse gas score | 8/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 2.3L 4-cyl turbo | Engine / motor | 1.5L 4-cyl |
| 6-speed manual | Transmission | 6-speed automatic |
| RWD | 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.
Ford Mustang vs Scion iA across model years
- Ford Mustang
- Scion iA
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
Per EPA interior volume figures, the Scion iA has more passenger space (86 vs. 82 cu ft); the Scion iA has more cargo space (13 vs. 12 cu ft).
Among 39 2016 subcompact cars, the Ford Mustang ranks 15th and the Scion iA 6th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2016 Ford Mustang or the 2016 Scion iA?
Measured by cost to drive, the Scion iA. The Ford Mustang is rated 25 MPG combined and the Scion iA 36 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2016 Ford Mustang vs. the Scion iA per year?
At 15,000 miles a year with $3.10/gal regular gas, about $1,860 for the Ford Mustang and $1,292 for the Scion iA.
Which has more cargo space?
The Scion iA, with 13 cu ft of luggage volume versus 12 cu ft (EPA interior volume index).
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