- Newest year: 2004
- Gas
- Two-seaters
- Same as 2003
2000-2004 Porsche Boxster MPG & Fuel Cost
5 model years · 17–21 MPG combined
15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)
Cheaper to fuel than 7 of 10 two-seater configurations, MY2004. Ranked against all rated configurations, not sales-weighted.
2000-2004 Porsche Boxster at a glance
The 2000-2004 Porsche Boxster covers 5 model years in the EPA database (20 configurations in all), rated 17–21 MPG combined. The newest model year, 2004, costs about $3,830 a year to fuel for its most efficient version, the Boxster 2.7L 6-cyl RWD (21 MPG), at premium gasoline $5.36/gal (U.S. average, Sep 2026). EPA changed the ratings in 2001, 2002 and 2003; 2004 repeat the values of the year before. The best combined rating in the generation, 21 MPG, was reached in 2003 and 2004.
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
2000-2004 Porsche Boxster by model year
| Model year | Powertrains | Combined | $/yr | EPA ratings |
|---|---|---|---|---|
| 2004 | Gas | 18–21 MPG | $3,830–$4,460 | Same EPA ratings as 2003 |
| 2003 | Gas | 18–21 MPG | $3,830–$4,460 | Ratings changed |
| 2002 | Gas | 18–20 MPG | $4,020–$4,460 | Ratings changed |
| 2001 | Gas | 18–20 MPG | $4,020–$4,460 | Ratings changed |
| 2000 | Gas | 17–20 MPG | $4,020–$4,730 | First year |
What the 2004 Boxster 2.7L 6-cyl RWD costs to drive
Per month
$319
$3,830 a year ÷ 12
Per 25 miles
$6.38
Per 100 miles
$25.53
Five years
$19,150
5 × the yearly cost, prices held at today's level
vs the two-seater median
$400less a year
Class median $4,230 a year, MY2004
Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).
2004 Porsche Boxster MPG
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
EPA lists the same ratings for the 2004 Porsche Boxster as for the 2003 model, so the configurations and costs are the ones in the 2003 section above.See 2003
Gas configurations (4)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Boxster 2.7L 6-cyl RWD Manual 5-spd (Most efficient) | 2.7L 6-cyl | RWD | 18 | 27 | 21 | $3,830 |
| Boxster 2.7L 6-cyl RWD Automatic (S5) | 2.7L 6-cyl | RWD | 16 | 24 | 19 | $4,230 |
| S 3.2L 6-cyl RWD Manual 6-spd | 3.2L 6-cyl | RWD | 16 | 24 | 19 | $4,230 |
| S 3.2L 6-cyl RWD Automatic (S5) | 3.2L 6-cyl | RWD | 15 | 24 | 18 | $4,460 |
4 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2003 Porsche Boxster MPG
18–21 MPG · $3,830–$4,460/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Versus 2002: The most efficient configuration moves from 20 to 21 MPG, up 1. Its annual cost goes from $4,020 to $3,830, $190 less.
Gas configurations (4)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Boxster 2.7L 6-cyl RWD Manual 5-spd (Most efficient) | 2.7L 6-cyl | RWD | 18 | 27 | 21 | $3,830 |
| Boxster 2.7L 6-cyl RWD Automatic (S5) | 2.7L 6-cyl | RWD | 16 | 24 | 19 | $4,230 |
| S 3.2L 6-cyl RWD Manual 6-spd | 3.2L 6-cyl | RWD | 16 | 24 | 19 | $4,230 |
| S 3.2L 6-cyl RWD Automatic (S5) | 3.2L 6-cyl | RWD | 15 | 24 | 18 | $4,460 |
4 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2002 Porsche Boxster MPG
18–20 MPG · $4,020–$4,460/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Versus 2001: The most efficient configuration stays at 20 MPG. Its annual cost stays at $4,020.
Gas configurations (4)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Boxster 2.7L 6-cyl RWD Manual 5-spd (Most efficient) | 2.7L 6-cyl | RWD | 17 | 25 | 20 | $4,020 |
| Boxster 2.7L 6-cyl RWD Automatic (S5) | 2.7L 6-cyl | RWD | 16 | 23 | 18 | $4,460 |
| S 3.2L 6-cyl RWD Manual 6-spd | 3.2L 6-cyl | RWD | 16 | 23 | 18 | $4,460 |
| S 3.2L 6-cyl RWD Automatic (S5) | 3.2L 6-cyl | RWD | 15 | 23 | 18 | $4,460 |
4 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2001 Porsche Boxster MPG
18–20 MPG · $4,020–$4,460/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Versus 2000: The most efficient configuration stays at 20 MPG. Its annual cost stays at $4,020.
Gas configurations (4)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Boxster 2.7L 6-cyl RWD Manual 5-spd (Most efficient) | 2.7L 6-cyl | RWD | 17 | 25 | 20 | $4,020 |
| Boxster 2.7L 6-cyl RWD Automatic (S5) | 2.7L 6-cyl | RWD | 16 | 23 | 18 | $4,460 |
| S 3.2L 6-cyl RWD Automatic 5-spd | 3.2L 6-cyl | RWD | 15 | 23 | 18 | $4,460 |
| S 3.2L 6-cyl RWD Manual 6-spd | 3.2L 6-cyl | RWD | 16 | 23 | 18 | $4,460 |
4 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2000 Porsche Boxster MPG
17–20 MPG · $4,020–$4,730/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Gas configurations (4)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Boxster 2.7L 6-cyl RWD Manual 5-spd (Most efficient) | 2.7L 6-cyl | RWD | 17 | 25 | 20 | $4,020 |
| Boxster 2.7L 6-cyl RWD Automatic 5-spd | 2.7L 6-cyl | RWD | 16 | 23 | 18 | $4,460 |
| S 3.2L 6-cyl RWD Manual 6-spd | 3.2L 6-cyl | RWD | 16 | 23 | 18 | $4,460 |
| S 3.2L 6-cyl RWD Automatic 5-spd | 3.2L 6-cyl | RWD | 15 | 22 | 17 | $4,730 |
4 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
Fuel cost by state
Yearly cost of the Boxster 2.7L 6-cyl RWD: $4,560 in California and $3,320 in Texas, a $1,240 difference.
- California $4,560
- Washington $4,290
- New York $3,780
- Florida $3,490
- Texas $3,320
Similar cars
Closest combined MPG among MY2004 two-seater models.
Generations
Frequently asked questions
What gas mileage does the 2000-2004 Porsche Boxster get?
EPA rates the 2000-2004 Porsche Boxster at 17–21 MPG combined across 20 configurations and 5 model years. The most efficient version, the 2004 Boxster 2.7L 6-cyl RWD, is rated 21 MPG (18 city, 27 highway).
Which years had the best MPG in the 2000-2004 Porsche Boxster?
The Boxster 2.7L 6-cyl RWD reached the generation's best combined rating, 21 MPG, in 2003 and 2004. The lowest top rating, 20 MPG, was in 2000, 2001 and 2002.
Did EPA ratings change during the 2000-2004 Porsche Boxster?
Yes. Ratings changed in 2001, 2002 and 2003. In 2004 the values repeat the year before.
How much does it cost to fuel a 2004 Porsche Boxster per year?
Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the Boxster 2.7L 6-cyl RWD costs about $3,830 a year. Across all 4 configurations the cost runs $3,830–$4,460 a year. That is a $630 difference between the cheapest and the costliest configuration.
How much does it cost to drive a 2004 Porsche Boxster 100 miles?
About $25.53 per 100 miles for the Boxster 2.7L 6-cyl RWD at premium gasoline $5.36/gal (U.S. average, Sep 2026), and between $25.53 and $29.73 across all configurations. That is the annual cost over 15,000 miles divided by 150.
Is the 2004 Porsche Boxster more efficient in the city or on the highway?
The Boxster 2.7L 6-cyl RWD is rated 18 city and 27 highway MPG, so it is more efficient on the highway, by 9 MPG.
How does the 2004 Porsche Boxster compare with other two-seater configurations?
The Boxster 2.7L 6-cyl RWD costs about $3,830 a year to fuel, $400 less than the class median of $4,230, and less than 7 of 10 two-seater configurations. The comparison covers all 59 rated two-seater configurations for MY2004, not weighted by sales.
Is the 2004 Porsche Boxster different from the 2003 model?
No. EPA lists the same ratings for 2003 and 2004: 4 configurations rated 18–21 MPG combined. See the 2003 Porsche Boxster for that year.