1986 Porsche 928 SFuel Economy & MPG Ratings
Gasoline Minicompact CarsRear-Wheel Drive
City
15
MPG
Highway
21
MPG
Combined
17
MPG
Real-World MPG
Based on 1 owner report via EPA fueleconomy.gov
15.0MPG average-11.8% vs EPA label
EPA combined: 17 MPG · Owner reported avg: 15.0 MPG
Driving mix: City 70% / Highway 30%
Source: EPA fueleconomy.gov “Your MPG” owner submissions. Real-world results vary by driver behavior, conditions, and equipment.
Owner reported MPG for this vehicle averages 15.0 real world MPG based on 1 owner report. EPA combined rating is 17 MPG.
Trim Comparison
Automatic 4-spd
Premium
City
15
Hwy
21
Comb
17
Fuel cost: $4,800/yr
Manual 5-spd
Premium
City
15
Hwy
22
Comb
17
Fuel cost: $4,800/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic 4-spd | Premium | 15 | 21 | 17 | $4,800 |
| Manual 5-spd | Premium | 15 | 22 | 17 | $4,800 |
Annual Fuel Cost
$4,800
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$-12,000
vs. average new vehicle
EPA Fuel Economy Score: -1/10
GHG Score: -1/10
Environment
- CO₂ Tailpipe Emissions
- 523 g/mile
- Annual Petroleum Consumption
- 17.5 barrels
Specifications
- Engine
- 5L 8-cyl
- Transmission
- 4-speed Automatic
- Drivetrain
- RWD
- Body Style
- Sedan
- GVWR
- Class 1 (≤6,000 lbs)
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 5L, 8-cylinder
- Induction Type
- Port Fuel Injection
- Fuel Type
- Premium Gasoline
Related
Porsche 928 S MPG History
See how this model's fuel economy changed by year