2008 Saab 9-5 Sedan MPG & Specs — Real-World vs EPA, All Trims
Every gas trim of this model takes premium.
Is the 2008 Saab 9-5 Sedan good on gas?
At up to 21 MPG combined, the 2008 Saab 9-5 Sedan is worse than average for a Midsize Cars — that class averages about 23.0 MPG across 5,710 EPA-tested versions, so it's on the thirsty side for its size.
Real-world MPG vs the EPA number
The EPA figures above come from a standardized dynamometer test, not the open road — real-world MPG typically runs a bit lower depending on your driving, climate and terrain. That's true of every car on this site, old or new.
At today's AAA national average price — $4.68/gal for premium gas as of 2026-07-05 — the most efficient trim runs about $3,343/year (roughly $279/month, about $22.29 per 100 miles) at the EPA's assumed 15,000 miles/year, using an estimated 714 gallons a year. We don't estimate a cost-per-fill since exact tank size isn't in the public EPA dataset, but the per-100-mile figure scales to any tank. Current national average gas prices →
2008 Saab 9-5 Sedan trims & fuel economy
| Trim (engine / transmission) | Fuel | MPG | Fuel/yr (today's price) |
|---|---|---|---|
| 2.3L 4-cyl, 5-spd manual, FWD | PREMIUM | 21 | $3,343 |
| 2.3L 4-cyl, S5 automatic, FWD | PREMIUM | 20 | $3,510 |
2008 Saab 9-5 Sedan specs
What the EPA test-car listings record for this model year — every combination sold is a row in the trims table above.
| Engine options | 2.3L 4-cyl turbo |
| Transmission | 5-spd manual · S5 automatic |
| Drive type | FWD |
| EPA body class | Midsize Cars |
| Fuel | Premium |
Other years of the Saab 9-5 Sedan
Similar cars (Midsize Cars)
Cars that take premium · Cheapest cars to fuel · Where fuel grade depends on the trim · Fuel guides
2 trim(s) · EPA FuelEconomy.gov data retrieved 2026-07-24 · fuel prices AAA national average as of 2026-07-05.