2005 Audi S4 vs. 1987 Ford Sierra
To start off, 2005 Audi S4 is newer by 18 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 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 274 more horse power than 1987 Ford Sierra. (66 HP @ 4200 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 635 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, 2005 Audi S4 (410 Nm) has 268 more torque (in Nm) than 1987 Ford Sierra. (142 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2005 Audi S4 | 1987 Ford Sierra | |
| Make | Audi | Ford |
| Model | S4 | Sierra |
| Year Released | 2005 | 1987 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2303 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 66 HP |
| Engine RPM | 6300 RPM | 4200 RPM |
| Torque | 410 Nm | 142 Nm |
| Vehicle Weight | 1840 kg | 1205 kg |
| Vehicle Length | 4580 mm | 4500 mm |
| Vehicle Width | 1780 mm | 1680 mm |
| Vehicle Height | 1400 mm | 1400 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
