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Cadillac STS-V MPG

EPA fuel economy for 4 Cadillac STS-V trims sold from 2006 to 2009. Best ever: 15 MPG (2009 STS-V). Latest model year 2009: 15 MPG combined across 1 trim.

15best combined MPG (2009)

13 / 19city / highway of the best trim

14lowest combined MPG (2006)

4model years rated

$5,160a year to fuel, cheapest 2009 trim at EPA prices

Cadillac STS-V fuel cost calculator

Enter what you pay for fuel and how far you drive in a year. The starting prices are the ones the EPA uses for its own yearly fuel-cost estimates. Every cost on this page updates as you type.

At $5.16 a gallon for premium and 15,000 miles a year, the 2009 Cadillac STS-V costs about $5,160 a year to fuel (STS-V, 4.4 L, 8 cyl, 15 MPG).

2009 trim	Engine	Transmission	Drive	Fuel	Comb	Cost/yr	vs cheapest
STS-V	4.4 L, 8 cyl	Auto (S6)	RWD	Premium	15	$5,160	cheapest

Cost per year is miles per year divided by the EPA combined rating, times your fuel price; electric vehicles use the EPA's kWh per 100 miles instead. Rounded to the nearest $10. Your prices are kept in this browser only.

Cadillac STS-V MPG by year

Year	Best combined	City	Hwy	Best trim that year	Trims
2009	15	13	19	STS-V, 4.4 L, 8 cyl, Auto (S6)	1
2008	15	13	19	STS-V, 4.4 L, 8 cyl, Auto (S6)	1
2007	15	12	19	STS-V, 4.4 L, 8 cyl, Auto (S6)	1
2006	14	12	19	STS-V, 4.4 L, 8 cyl, Auto (S6)	1

Every Cadillac STS-V trim

Year	Trim	Engine	Transmission	Drive	Fuel	City	Hwy	Comb	CO2 g/mi	Fuel cost/yr
2009	STS-V	4.4 L, 8 cyl	Auto (S6)	RWD	Premium	13	19	15	592	$5,160
2008	STS-V	4.4 L, 8 cyl	Auto (S6)	RWD	Premium	13	19	15	592	$5,160
2007	STS-V	4.4 L, 8 cyl	Auto (S6)	RWD	Premium	12	19	15	592	$5,160
2006	STS-V	4.4 L, 8 cyl	Auto (S6)	RWD	Premium	12	19	14	635	$5,530

CO2 is tailpipe grams per mile from the EPA test. Fuel cost per year uses the prices and miles in the calculator above (the EPA's own prices and 15,000 miles a year until you change them); blank when the fuel has no price here (hydrogen, natural gas).

Compare with other 2009 Midsize Cars

Vehicle	Combined	City	Hwy
2009 Toyota Prius	46	48	45
2009 Nissan Altima Hybrid	34	35	33
2009 Toyota Camry Hybrid	34	33	34
2009 Nissan Versa FE	30	28	34
2009 Chevrolet Malibu Hybrid	29	26	34
2009 Nissan Sentra FE	29	26	34

All Midsize Cars ranked by MPG

Questions people ask

What is the best MPG for a Cadillac STS-V?

The most efficient Cadillac STS-V the EPA has rated is the 2009 STS-V at 15 MPG combined (13 city, 19 highway).

What MPG does the 2009 Cadillac STS-V get?

Every 2009 Cadillac STS-V trim is rated 15 MPG combined.

Which Cadillac STS-V has the worst fuel economy?

The 2006 STS-V is the lowest rated at 14 MPG combined.

How much does it cost to fuel a Cadillac STS-V for a year?

At $5.16 a gallon for premium and 15,000 miles a year, the 2009 Cadillac STS-V costs about $5,160 a year to fuel (STS-V, 4.4 L, 8 cyl, 15 MPG).

More from Cadillac: every Cadillac model. Fuel types on this model: Premium. EPA classes: Midsize Cars.