2006 Citroen C5 vs. 1987 Ford Sierra
To start off, 2006 Citroen C5 is newer by 19 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 2,294 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 2006 Citroen C5 (131 HP @ 4000 RPM) has 18 more horse power than 1987 Ford Sierra. (113 HP @ 5300 RPM). In normal driving conditions, 2006 Citroen C5 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C5 weights approximately 576 kg more than 1987 Ford Sierra. 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 Citroen C5 (314 Nm @ 2000 RPM) has 134 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 2006 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2006 Citroen C5 | 1987 Ford Sierra | |
| Make | Citroen | Ford |
| Model | C5 | Sierra |
| Year Released | 2006 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2179 cc | 2294 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 131 HP | 113 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 314 Nm | 180 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Engine Bore Size | 85.1 mm | 96 mm |
| Engine Stroke Size | 96 mm | 79.5 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1666 kg | 1090 kg |
| Vehicle Length | 4850 mm | 4400 mm |
| Vehicle Width | 1790 mm | 1680 mm |
| Vehicle Height | 1560 mm | 1370 mm |
| Wheelbase Size | 2760 mm | 2620 mm |
| Fuel Tank Capacity | 66 L | 45 L |
