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STI S209 MPG

EPA fuel economy for 1 STI S209 trims sold from 2019. Best ever: 17 MPG (2019 S209). Latest model year 2019: 17 MPG combined across 1 trim.

17best combined MPG (2019)

15 / 21city / highway of the best trim

17lowest combined MPG (2019)

1model years rated

$4,550a year to fuel, cheapest 2019 trim at EPA prices

STI S209 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 2019 STI S209 costs about $4,550 a year to fuel (S209, 2.5 L, 4 cyl, 17 MPG).

2019 trim	Engine	Transmission	Drive	Fuel	Comb	Cost/yr	vs cheapest
S209	2.5 L, 4 cyl	Manual 6-spd	AWD	Premium	17	$4,550	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.

STI S209 MPG by year

Year	Best combined	City	Hwy	Best trim that year	Trims
2019	17	15	21	S209, 2.5 L, 4 cyl, Manual 6-spd	1

Every STI S209 trim

Year	Trim	Engine	Transmission	Drive	Fuel	City	Hwy	Comb	CO2 g/mi	Fuel cost/yr
2019	S209	2.5 L, 4 cyl	Manual 6-spd	AWD	Premium	15	21	17	518	$4,550

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 2019 Compact Cars

Vehicle	Combined	City	Hwy
2019 Volkswagen e-Golf	119	126	111
2019 Toyota Prius c	46	48	43
2019 Chevrolet Volt	42	43	42
2019 Lexus UX 250h	42	43	41
2019 Mitsubishi Mirage	39	36	43
2019 Chevrolet Cruze	37	31	48

All Compact Cars ranked by MPG

Questions people ask

What is the best MPG for a STI S209?

The most efficient STI S209 the EPA has rated is the 2019 S209 at 17 MPG combined (15 city, 21 highway).

What MPG does the 2019 STI S209 get?

Every 2019 STI S209 trim is rated 17 MPG combined.

Which STI S209 has the worst fuel economy?

The 2019 S209 is the lowest rated at 17 MPG combined.

How much does it cost to fuel a STI S209 for a year?

At $5.16 a gallon for premium and 15,000 miles a year, the 2019 STI S209 costs about $4,550 a year to fuel (S209, 2.5 L, 4 cyl, 17 MPG).

More from STI: every STI model. Fuel types on this model: Premium. EPA classes: Compact Cars.