Fuel consumption: 6 of 6 variants rated.
Opel Monterey RS 3.2i 24V tops the Opel Monterey ranking by Fuel consumption, at 15.0 l/100km (18.8 mpg UK · 15.7 mpg US).
Across 6 ranked variants, Fuel consumption spans from 11.3 l/100km (25.0 mpg UK · 20.8 mpg US) to 15.0 l/100km (18.8 mpg UK · 15.7 mpg US).
| # | Variant | Year | Body | Fuel | Fuel consumption |
|---|---|---|---|---|---|
| 1 | Opel Monterey RS 3.2i 24V | 1992 | SUV | Petrol | 15.0 l/100km (18.8 mpg UK · 15.7 mpg US) |
| 2 | Opel Monterey LTD 3.2i 24V | 1992 | SUV | Petrol | 15.0 l/100km (18.8 mpg UK · 15.7 mpg US) |
| 3 | Opel Monterey RS 3.2i 24V | 1992 | SUV | Petrol | 14.4 l/100km (19.6 mpg UK · 16.3 mpg US) |
| 4 | Opel Monterey LTD 3.2i 24V | 1992 | SUV | Petrol | 14.4 l/100km (19.6 mpg UK · 16.3 mpg US) |
| 5 | Opel Monterey RS 3.1 TD | 1992 | SUV | Diesel | 11.3 l/100km (25.0 mpg UK · 20.8 mpg US) |
| 6 | Opel Monterey LTD 3.1 TD | 1992 | SUV | Diesel | 11.3 l/100km (25.0 mpg UK · 20.8 mpg US) |