2015 head-to-head · Large Car

2015 Chevrolet SS vs Kia Cadenza

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
$3,485/ year to fuel
17 MPG
✓ Cheaper to run
$2,114/ year to fuel
22 MPG

FWD · 3.3L 6-cyl · 6-speed automatic · 22 MPG

The 2015 Kia Cadenza 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 $2,114 a year to fuel (22 MPG), versus $3,485 for the 2015 Chevrolet SS (17 MPG). That's roughly $1,372 a year, or about $6,858 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

  • Chevrolet SS
  • Kia Cadenza

Side by side

Chevrolet SSKia Cadenza
$3,485 Your annual fuel cost $2,114
17 MPG Combined efficiency 22 MPG
14 MPG City 19 MPG
21 MPG Highway 28 MPG
112 cu ft Passenger volume 106 cu ft
17 cu ft Cargo volume 15 cu ft
536 g/mi Tailpipe CO₂ (g/mi) 404 g/mi
4/10 EPA fuel economy score 5/10
4/10 EPA greenhouse gas score 5/10
Gas Powertrain Gas
Premium gasoline Fuel Regular gasoline
6.2L 8-cyl Engine / motor 3.3L 6-cyl
6-speed automatic 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.

Chevrolet SS vs Kia Cadenza across model years

  • Chevrolet SS
  • Kia Cadenza

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 Chevrolet SS has more passenger space (112 vs. 106 cu ft); the Chevrolet SS has more cargo space (17 vs. 15 cu ft).

Among 29 2015 large cars, the Chevrolet SS ranks 28th and the Kia Cadenza 14th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2015 Chevrolet SS or the 2015 Kia Cadenza?

Measured by cost to drive, the Kia Cadenza. The Chevrolet SS is rated 17 MPG combined and the Kia Cadenza 22 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2015 Chevrolet SS vs. the Kia Cadenza per year?

At 15,000 miles a year with $3.95/gal premium gas and $3.10/gal regular gas, about $3,485 for the Chevrolet SS and $2,114 for the Kia Cadenza.

Which has more cargo space?

The Chevrolet SS, with 17 cu ft of luggage volume versus 15 cu ft (EPA interior volume index).

Chevrolet SS vs Kia Cadenza in other years

More 2015 comparisons

Or compare the 2015 Chevrolet SS with anything else:

Keep exploring