1991 Ford Sierra vs. 2006 Opel Corsa
To start off, 2006 Opel Corsa is newer by 15 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 1,751 cc (4 cylinders), 1991 Ford Sierra is equipped with a bigger engine. In terms of performance, 1991 Ford Sierra (75 HP @ 4500 RPM) has 1 more horse power than 2006 Opel Corsa. (74 HP @ 4400 RPM). In normal driving conditions, 1991 Ford Sierra should accelerate faster than 2006 Opel Corsa. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Sierra weights approximately 165 kg more than 2006 Opel Corsa. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Opel Corsa (166 Nm @ 1800 RPM) has 14 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 2006 Opel Corsa will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 2006 Opel Corsa | |
| Make | Ford | Opel |
| Model | Sierra | Corsa |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1751 cc | 1686 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 74 HP |
| Engine RPM | 4500 RPM | 4400 RPM |
| Torque | 152 Nm | 166 Nm |
| Torque RPM | 2200 RPM | 1800 RPM |
| Engine Bore Size | 82.5 mm | 79 mm |
| Engine Stroke Size | 82 mm | 86 mm |
| Fuel Type | Diesel | Diesel |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1145 kg | 980 kg |
| Vehicle Length | 4430 mm | 4500 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2720 mm |
| Fuel Tank Capacity | 60 L | 45 L |
