Against 373 other 4-cyl cars rated 2012–2014, the TSX trails their 27.1 mpg average by 3.6 mpg, about $217 a year. Averaged over the years each was sold, the most economical engine since 2004, the 2.4L 4-cyl (2004–2014), does 24.1 mpg and the thirstiest, the 3.5L 6-cyl (2010–2014), 21.8: $168 a year apart.
Every Acura TSX engine, compared
Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 2.4L 4-cyl | 20.9 / 29.5 | 2004–2014 | $1,593 | |
| 3.5L 6-cyl | 18.8 / 27.8 | 2010–2014 | $1,761 |
What that actually costs
Against its rivals in the same model years, the Toyota Corolla gets 32.3 mpg, the Ford Focus 32.3 mpg and the Nissan Versa 34.7 mpg, next to 23.5 mpg for the 2014 TSX. The TSX costs the most of them to run: $527 a year more than the Nissan Versa.
| Measure | Value |
|---|---|
| Cost per mile (2014) | $0.136 |
| Fuel per year | $1,634 |
| Fuel over five years | $8,170 |
| Against other 4-cyl cars, 2012–2014 | +$217 a year |
| EPA's own estimate | $3,313 a year |
City or highway — who is this car for
The 2014 Acura TSX gives up 9 mpg in town: 29.5 on the highway against 20.5 in the city, $571 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2014) | 20.5 mpg | $1,873 a year if you only drive in town |
| Highway | 29.5 mpg | $1,302 a year if you mostly commute |
| Gap | +9 mpg (44%) | Wide — this car dislikes traffic |
How the TSX changed over the years
The TSX peaked in 2009 at 25 mpg (21 city, 30 highway) and was at its thirstiest in 2010 at 23 — 2 mpg apart, or $134 a year in fuel between buying one year and the other. The 2014 car does 23.5.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2014 | 20.5 / 29.5 | 2 | $1,634 | |
| 2013 | 20.5 / 29.5 | 2 | $1,634 | |
| 2012 | 20.5 / 29.5 | 2 | $1,634 | |
| 2011 | 20.5 / 29.5 | 2 | $1,634 | |
| 2010 | 19.5 / 28.5 | 2 | $1,670 | |
| 2009 | 21 / 30 | 1 | $1,536 | |
| 2008 | 20 / 28 | 1 | $1,670 | |
| 2007 | 20 / 28 | 1 | $1,670 | |
| 2006 | 20 / 28 | 1 | $1,670 | |
| 2005 | 20 / 28 | 1 | $1,670 | |
| 2004 | 20 / 29 | 1 | $1,670 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 16 EPA ratings of the Acura TSX — 2 engines across 2004–2014. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $3,313. Full method.
Frequently asked questions
What mpg does the 2014 Acura TSX get?
23.5 mpg combined, 20.5 city and 29.5 highway, per EPA; its 2 versions that year range from 22 to 25. Across every year since 2004 the TSX has averaged 23.4 mpg.
Is the 2014 TSX more efficient than the 2013?
About the same: 23.5 against 23.5 mpg combined.
Which TSX year has the best gas mileage?
The 2009, at 25 mpg combined (21 city, 30 highway).
Does the TSX get better gas mileage than the Toyota Corolla?
No: 23.5 mpg for the 2014 TSX against 32.3 for the 2015 Toyota Corolla, about $445 a year more to run.
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