1991 Audi S2 vs. 1987 Ford Sierra
To start off, 1991 Audi S2 is newer by 4 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 2,226 cc (5 cylinders), 1991 Audi S2 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 112 more horse power than 1987 Ford Sierra. (104 HP @ 5200 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 275 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.
Because 1991 Audi S2 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, 1991 Audi S2 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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 149 more torque (in Nm) than 1987 Ford Sierra. (160 Nm @ 4000 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1991 Audi S2 | 1987 Ford Sierra | |
| Make | Audi | Ford |
| Model | S2 | Sierra |
| Year Released | 1991 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1993 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 104 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 309 Nm | 160 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Engine Bore Size | 81.1 mm | 90.9 mm |
| Engine Stroke Size | 86.4 mm | 77 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1420 kg | 1145 kg |
| Vehicle Length | 4410 mm | 4430 mm |
| Vehicle Width | 1720 mm | 1700 mm |
| Vehicle Height | 1380 mm | 1370 mm |
| Wheelbase Size | 2560 mm | 2620 mm |
