2015 head-to-head · Subcompact Car

2015 Fiat 500 vs Scion iQ

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$1,743/ year to fuel
34 MPG
✓ Cheaper to run
$1,257/ year to fuel
37 MPG

FWD · 1.3L 4-cyl · CVT · 37 MPG

The 2015 Scion iQ is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas and $3.10/gal regular gas, it costs about $1,257 a year to fuel (37 MPG), versus $1,743 for the 2015 Fiat 500 (34 MPG). That's roughly $486 a year, or about $2,429 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

  • Fiat 500
  • Scion iQ

Side by side

Fiat 500Scion iQ
$1,743 Your annual fuel cost $1,257
34 MPG Combined efficiency 37 MPG
30 MPG City 36 MPG
38 MPG Highway 37 MPG
76 cu ft Passenger volume 74 cu ft
7 cu ft Cargo volume 4 cu ft
265 g/mi Tailpipe CO₂ (g/mi) 238 g/mi
8/10 EPA fuel economy score 9/10
8/10 EPA greenhouse gas score 9/10
Gas Powertrain Gas
Premium gasoline Fuel Regular gasoline
1.4L 4-cyl Engine / motor 1.3L 4-cyl
5-speed manual Transmission CVT
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.

Fiat 500 vs Scion iQ across model years

  • Fiat 500
  • Scion iQ

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 Fiat 500 has more cargo space (7 vs. 4 cu ft).

Among 36 2015 subcompact cars, the Fiat 500 ranks 10th and the Scion iQ 5th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2015 Fiat 500 or the 2015 Scion iQ?

Measured by cost to drive, the Scion iQ. The Fiat 500 is rated 34 MPG combined and the Scion iQ 37 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2015 Fiat 500 vs. the Scion iQ per year?

At 15,000 miles a year with $3.95/gal premium gas and $3.10/gal regular gas, about $1,743 for the Fiat 500 and $1,257 for the Scion iQ.

Which has more cargo space?

The Fiat 500, with 7 cu ft of luggage volume versus 4 cu ft (EPA interior volume index).

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