16.9 Gallons
The Subaru Forester has a fuel tank capacity of 16.9 gallons across most model years. This capacity supports a driving range of approximately 400-500 miles on a full tank, depending on fuel efficiency (22-28 MPG combined). Always verify your specific model year for minor variations.
Fuel Tank Specifications by Generation
- 2014-2024 Models: 16.9 gallons (standard).
- 2008-2013 Models: 16.9 gallons (unchanged).
- 1998-2007 Models: 15.9 gallons (older generations).
Factors Affecting Fuel Range
- Driving Conditions: City (lower MPG) vs. highway (higher MPG).
- Load Weight: Cargo/passengers reduce efficiency by 1-2 MPG.
- Fuel Type: Requires 87 octane (regular unleaded).
- Maintenance: Clogged filters or old spark plugs cut range by 5-10%.
Comparison: Forester vs. Similar SUVs
| Vehicle Class | Fuel Tank Size (Gallons) | Avg. MPG (Combined) | Estimated Range (Miles) |
|---|---|---|---|
| Subaru Forester (2020-2024) | 16.9 | 26 | 440 |
| Compact SUV A | 14.5 | 28 | 406 |
| Compact SUV B | 17.2 | 24 | 413 |
| Midsize SUV C | 19.5 | 22 | 429 |
How to Check Your Forester's Fuel Capacity
- Owner's Manual: Page 10-12 (Specifications section).
- Fuel Door Sticker: Some models list capacity near the fuel type label.
- Digital Dash: Trip computer may display "miles to empty" (not exact gallons).
- Online VIN Decoder: Enter your VIN for model-specific details.
Tips to Maximize Fuel Efficiency
- Use cruise control on highways to maintain steady speeds.
- Remove roof racks when unused (reduces drag).
- Keep tires inflated to 32-35 PSI (check door jamb sticker).
- Avoid idling for more than 30 seconds.
- Service air filter every 15,000-30,000 miles.