Fuel consumption: 1 of 1 variants rated.
Fiat X 1/9 1500 tops the Fiat X 1/9 ranking by Fuel consumption, at 8.1 l/100km (34.9 mpg UK · 29.0 mpg US).
| # | Variant | Year | Body | Fuel | Fuel consumption |
|---|---|---|---|---|---|
| 1 | Fiat X 1/9 1500 | 1979 | Coupe | Petrol | 8.1 l/100km (34.9 mpg UK · 29.0 mpg US) |