1991 Ford Sierra vs. 1996 Peugeot 406
To start off, 1996 Peugeot 406 is newer by 5 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, 1996 Peugeot 406 (88 HP @ 6000 RPM) has 13 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM) In normal driving conditions, 1996 Peugeot 406 should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1996 Peugeot 406 weights approximately 95 kg more than 1991 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, 1991 Ford Sierra (152 Nm @ 2200 RPM) has 22 more torque (in Nm) than 1996 Peugeot 406. (130 Nm @ 2600 RPM). This means 1991 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1996 Peugeot 406.
Compare all specifications:
| 1991 Ford Sierra | 1996 Peugeot 406 | |
| Make | Ford | Peugeot |
| Model | Sierra | 406 |
| Year Released | 1991 | 1996 |
| Engine Position | Front | Front |
| Engine Size | 1751 cc | 1618 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 88 HP |
| Engine RPM | 4500 RPM | 6000 RPM |
| Torque | 152 Nm | 130 Nm |
| Torque RPM | 2200 RPM | 2600 RPM |
| Engine Bore Size | 82.5 mm | 83 mm |
| Engine Stroke Size | 82 mm | 73 mm |
| Engine Compression Ratio | 21.5:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1145 kg | 1240 kg |
| Vehicle Length | 4430 mm | 4560 mm |
| Vehicle Width | 1700 mm | 1770 mm |
| Vehicle Height | 1370 mm | 1420 mm |
| Wheelbase Size | 2620 mm | 2710 mm |
