2008 Audi S4 vs. 1987 Ford Sierra
To start off, 2008 Audi S4 is newer by 21 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 4,163 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 116 more horse power than 1987 Ford Sierra. (224 HP @ 6000 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 47 kg more than 2008 Audi S4.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1987 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2008 Audi S4 (410 Nm @ 3500 RPM) has 125 more torque (in Nm) than 1987 Ford Sierra. (285 Nm @ 4500 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2008 Audi S4 | 1987 Ford Sierra | |
| Make | Audi | Ford |
| Model | S4 | Sierra |
| Year Released | 2008 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1993 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 224 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 410 Nm | 285 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 84.6 mm | 90.8 mm |
| Engine Stroke Size | 92.8 mm | 77 mm |
| Engine Compression Ratio | 11.0:1 | 8.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1160 kg | 1207 kg |
| Vehicle Length | 4580 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1400 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2540 mm |
