The gas tank capacity is about 11.3 US gallons (42.8 liters).
Official capacity for the 2010 Fit
What the figure means in everyday use
Notes on measurements and markets
Summary
The 2010 Honda Fit has a fuel tank capacity of approximately 11.3 US gallons (about 42.8 liters). This fixed spec assists with planning fuel stops and estimating driving range, though actual range depends on driving style and conditions.