2007 Citroen C4 vs. 1987 Ford Sierra
To start off, 2007 Citroen C4 is newer by 20 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, 2007 Citroen C4 (123 HP @ 6000 RPM) has 10 more horse power than 1987 Ford Sierra. (113 HP @ 5300 RPM). In normal driving conditions, 2007 Citroen C4 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C4 weights approximately 495 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, 1987 Ford Sierra (180 Nm @ 3000 RPM) has 10 more torque (in Nm) than 2007 Citroen C4. (170 Nm @ 3750 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 2007 Citroen C4 | 1987 Ford Sierra | |
| Make | Citroen | Ford |
| Model | C4 | Sierra |
| Year Released | 2007 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 2294 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 113 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 170 Nm | 180 Nm |
| Torque RPM | 3750 RPM | 3000 RPM |
| Engine Bore Size | 82.7 mm | 96 mm |
| Engine Stroke Size | 81.4 mm | 79.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1090 kg |
| Vehicle Length | 4280 mm | 4400 mm |
| Vehicle Width | 1840 mm | 1680 mm |
| Vehicle Height | 1630 mm | 1370 mm |
| Wheelbase Size | 2730 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 45 L |
