1991 Ford Sierra vs. 1999 Oldsmobile Achieva
To start off, 1999 Oldsmobile Achieva is newer by 8 year(s). Which means there will be less support and parts availability for 1991 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1991 Ford Sierra would be higher. At 2,400 cc (4 cylinders), 1999 Oldsmobile Achieva is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1999 Oldsmobile Achieva weights approximately 165 kg more than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 1999 Oldsmobile Achieva | |
| Make | Ford | Oldsmobile |
| Model | Sierra | Achieva |
| Year Released | 1991 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1751 cc | 2400 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 0 HP |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1145 kg | 1310 kg |
| Vehicle Length | 4430 mm | 4780 mm |
| Vehicle Width | 1700 mm | 1750 mm |
