Fuel consumption: 2 of 2 variants rated.
Alfa Romeo Alfa 6 2.5 V6 tops the Alfa Romeo Alfa 6 ranking by Fuel consumption, at 12.7 l/100km (22.2 mpg UK · 18.5 mpg US).
| # | Variant | Year | Body | Fuel | Fuel consumption |
|---|---|---|---|---|---|
| 1 | Alfa Romeo Alfa 6 2.5 V6 | 1979 | Sedan | Petrol | 12.7 l/100km (22.2 mpg UK · 18.5 mpg US) |
| 2 | Alfa Romeo Alfa 6 2.5 V6 | 1983 | Sedan | Petrol | 11.9 l/100km (23.7 mpg UK · 19.8 mpg US) |