2017 head-to-head · Subcompact Car

2017 Buick Cascada vs Roush Performance Mustang

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
$2,576/ year to fuel
23 MPG

RWD · 1.6L 4-cyl turbo · 6-speed automatic · 23 MPG

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

The 2017 Buick Cascada is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,576 a year to fuel (23 MPG), versus $3,485 for the 2017 Roush Performance Mustang (17 MPG). That's roughly $909 a year, or about $4,546 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

  • Buick Cascada
  • Roush Performance Mustang

Side by side

Buick CascadaRoush Performance Mustang
$2,576 Your annual fuel cost $3,485
23 MPG Combined efficiency 17 MPG
20 MPG City 14 MPG
27 MPG Highway 22 MPG
82 cu ft Passenger volume 82 cu ft
9 cu ft Cargo volume 12 cu ft
395 g/mi Tailpipe CO₂ (g/mi) 531 g/mi
5/10 EPA fuel economy score 3/10
5/10 EPA greenhouse gas score 3/10
Gas Powertrain Gas
Premium gasoline Fuel Premium gasoline
1.6L 4-cyl turbo Engine / motor 5.0L 8-cyl supercharged
6-speed automatic Transmission 6-speed automatic
RWD Drivetrain RWD

✓ 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 Cascada vs Roush Performance Mustang across model years

  • Buick Cascada
  • Roush Performance Mustang

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 Roush Performance Mustang has more cargo space (12 vs. 9 cu ft).

Among 43 2017 subcompact cars, the Buick Cascada ranks 28th and the Roush Performance Mustang 35th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2017 Buick Cascada or the 2017 Roush Performance Mustang?

Measured by cost to drive, the Buick Cascada. The Buick Cascada is rated 23 MPG combined and the Roush Performance Mustang 17 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2017 Buick Cascada vs. the Roush Performance Mustang per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,576 for the Buick Cascada and $3,485 for the Roush Performance Mustang.

Which has more cargo space?

The Roush Performance Mustang, with 12 cu ft of luggage volume versus 9 cu ft (EPA interior volume index).

Buick Cascada vs Roush Performance Mustang in other years

More 2017 comparisons

Or compare the 2017 Buick Cascada with anything else:

Keep exploring