- Newest year: 2008
- Gas
- Two-seaters
2006-2008 BMW Z4 MPG & Fuel Cost
3 model years · 17–22 MPG combined
15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)
Cheaper to fuel than 8 of 10 two-seater configurations, MY2008. Ranked against all rated configurations, not sales-weighted.
2006-2008 BMW Z4 at a glance
The 2006-2008 BMW Z4 covers 3 model years in the EPA database (24 configurations in all), rated 17–22 MPG combined. The newest model year, 2008, costs about $3,650 a year to fuel for its most efficient version, the 3.0i 3.0L 6-cyl RWD (22 MPG), at premium gasoline $5.36/gal (U.S. average, Sep 2026). EPA changed the ratings in 2007 and 2008. The best combined rating in the generation, 22 MPG, was reached in 2007 and 2008.
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
2006-2008 BMW Z4 by model year
What the 2008 3.0i 3.0L 6-cyl RWD costs to drive
Per month
$304
$3,650 a year ÷ 12
Per 25 miles
$6.08
Per 100 miles
$24.33
Five years
$18,250
5 × the yearly cost, prices held at today's level
vs the two-seater median
$370less a year
Class median $4,020 a year, MY2008
Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).
2008 BMW Z4 MPG
Versus 2007: The most efficient configuration stays at 22 MPG. Its annual cost stays at $3,650.
Gas configurations (8)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| 3.0i 3.0L 6-cyl RWD Automatic (S6) (Most efficient) | 3.0L 6-cyl | RWD | 19 | 28 | 22 | $3,650 |
| 3.0si 3.0L 6-cyl RWD Automatic (S6) | 3.0L 6-cyl | RWD | 19 | 28 | 22 | $3,650 |
| Coupe 3.0L 6-cyl RWD Automatic (S6) | 3.0L 6-cyl | RWD | 19 | 28 | 22 | $3,650 |
| 3.0i 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
| 3.0si 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
| Coupe 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
| M Coupe | 3.2L 6-cyl | RWD | 15 | 23 | 18 | $4,460 |
| M Roadster | 3.2L 6-cyl | RWD | 15 | 23 | 18 | $4,460 |
8 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2007 BMW Z4 MPG
17–22 MPG · $3,650–$4,730/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Versus 2006: The most efficient configuration moves from 21 to 22 MPG, up 1. Its annual cost goes from $3,830 to $3,650, $180 less.
Gas configurations (8)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| 3.0i 3.0L 6-cyl RWD Automatic (S6) (Most efficient) | 3.0L 6-cyl | RWD | 18 | 28 | 22 | $3,650 |
| 3.0si 3.0L 6-cyl RWD Automatic (S6) | 3.0L 6-cyl | RWD | 18 | 28 | 22 | $3,650 |
| Coupe 3.0L 6-cyl RWD Automatic (S6) | 3.0L 6-cyl | RWD | 18 | 28 | 22 | $3,650 |
| 3.0i 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
| 3.0si 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
| Coupe 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
Show 0 more configurations
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| M Coupe | 3.2L 6-cyl | RWD | 15 | 22 | 17 | $4,730 |
| M Roadster | 3.2L 6-cyl | RWD | 15 | 22 | 17 | $4,730 |
8 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2006 BMW Z4 MPG
17–21 MPG · $3,830–$4,730/yr
EPA re-estimated ratings of 1985-2007 vehicles under its 2008 method; these figures are the re-estimated values.
Gas configurations (8)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| 3.0si Coupe 3.0L 6-cyl RWD Automatic (S6) (Most efficient) | 3.0L 6-cyl | RWD | 18 | 27 | 21 | $3,830 |
| 3.0si Coupe 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
| 3.0i 3.0L 6-cyl RWD Automatic (S6) | 3.0L 6-cyl | RWD | 18 | 27 | 21 | $3,830 |
| 3.0i 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
| 3.0si 3.0L 6-cyl RWD Automatic (S6) | 3.0L 6-cyl | RWD | 18 | 27 | 21 | $3,830 |
| 3.0si 3.0L 6-cyl RWD Manual 6-spd | 3.0L 6-cyl | RWD | 18 | 28 | 21 | $3,830 |
Show 0 more configurations
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| M Coupe | 3.2L 6-cyl | RWD | 14 | 22 | 17 | $4,730 |
| M Roadster | 3.2L 6-cyl | RWD | 14 | 22 | 17 | $4,730 |
8 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 3.0i 3.0L 6-cyl RWD: $4,350 in California and $3,170 in Texas, a $1,180 difference.
- California $4,350
- Washington $4,100
- New York $3,610
- Florida $3,330
- Texas $3,170
Similar cars
Closest combined MPG among MY2008 two-seater models.
Generations
Frequently asked questions
What gas mileage does the 2006-2008 BMW Z4 get?
EPA rates the 2006-2008 BMW Z4 at 17–22 MPG combined across 24 configurations and 3 model years. The most efficient version, the 2008 3.0i 3.0L 6-cyl RWD, is rated 22 MPG (19 city, 28 highway).
Which years had the best MPG in the 2006-2008 BMW Z4?
The 3.0i 3.0L 6-cyl RWD reached the generation's best combined rating, 22 MPG, in 2007 and 2008. The lowest top rating, 21 MPG, was in 2006.
Did EPA ratings change during the 2006-2008 BMW Z4?
Yes. Ratings changed in 2007 and 2008.
How does the 2006-2008 BMW Z4 compare with the previous generation?
The previous generation (2003-2005 BMW Z4) is rated 20–21 MPG combined and costs $3,830–$4,020 a year to fuel; the 2006-2008 model is rated 17–22 MPG and costs $3,650–$4,730 a year.
How much does it cost to fuel a 2008 BMW Z4 per year?
Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the 3.0i 3.0L 6-cyl RWD costs about $3,650 a year. Across all 8 configurations the cost runs $3,650–$4,460 a year. That is a $810 difference between the cheapest and the costliest configuration.
How much does it cost to drive a 2008 BMW Z4 100 miles?
About $24.33 per 100 miles for the 3.0i 3.0L 6-cyl RWD at premium gasoline $5.36/gal (U.S. average, Sep 2026), and between $24.33 and $29.73 across all configurations. That is the annual cost over 15,000 miles divided by 150.
Is the 2008 BMW Z4 more efficient in the city or on the highway?
The 3.0i 3.0L 6-cyl RWD is rated 19 city and 28 highway MPG, so it is more efficient on the highway, by 9 MPG.
How does the 2008 BMW Z4 compare with other two-seater configurations?
The 3.0i 3.0L 6-cyl RWD costs about $3,650 a year to fuel, $370 less than the class median of $4,020, and less than 8 of 10 two-seater configurations. The comparison covers all 81 rated two-seater configurations for MY2008, not weighted by sales.
Is the 2008 BMW Z4 different from the 2007 model?
The most efficient configuration stays at 22 MPG. Its annual cost stays at $3,650. EPA lists 8 configurations for 2008 against 8 configurations for 2007. See the 2007 BMW Z4 for that year.