2019 head-to-head · Compact Car

2019 Kia Rio vs Toyota Prius c

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
$1,453/ year to fuel
32 MPG
✓ Cheaper to run
$1,011/ year to fuel
46 MPG

FWD · 1.5L 4-cyl · CVT · 46 MPG

The 2019 Toyota Prius c is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $1,011 a year to fuel (46 MPG), versus $1,453 for the 2019 Kia Rio (32 MPG). That's roughly $442 a year, or about $2,211 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

  • Kia Rio
  • Toyota Prius c

Side by side

Kia RioToyota Prius c
$1,453 Your annual fuel cost $1,011
32 MPG Combined efficiency 46 MPG
28 MPG City 48 MPG
37 MPG Highway 43 MPG
90 cu ft Passenger volume 87 cu ft
14 cu ft Cargo volume 17 cu ft
280 g/mi Tailpipe CO₂ (g/mi) 193 g/mi
7/10 EPA fuel economy score 10/10
7/10 EPA greenhouse gas score 10/10
Gas Powertrain Hybrid
Regular gasoline Fuel Regular gasoline
1.6L 4-cyl Engine / motor 1.5L 4-cyl
6-speed automatic 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.

Kia Rio vs Toyota Prius c across model years

  • Kia Rio
  • Toyota Prius c

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 Kia Rio has more passenger space (90 vs. 87 cu ft); the Toyota Prius c has more cargo space (17 vs. 14 cu ft).

Among 43 2019 compact cars, the Kia Rio ranks 14th and the Toyota Prius c 3rd for lowest fuel cost.

The powertrains differ: the Kia Rio is a conventional gas model, while the Toyota Prius c is a full hybrid.

Frequently asked questions

Which is more fuel-efficient, the 2019 Kia Rio or the 2019 Toyota Prius c?

Measured by cost to drive, the Toyota Prius c. The Kia Rio is rated 32 MPG combined and the Toyota Prius c 46 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2019 Kia Rio vs. the Toyota Prius c per year?

At 15,000 miles a year with $3.10/gal regular gas, about $1,453 for the Kia Rio and $1,011 for the Toyota Prius c.

Which has more cargo space?

The Toyota Prius c, with 17 cu ft of luggage volume versus 14 cu ft (EPA interior volume index).

More 2019 comparisons

Or compare the 2019 Kia Rio with anything else:

Keep exploring