1991 Audi Coupe vs. 1989 Ford Sierra
To start off, 1991 Audi Coupe is newer by 2 year(s). Which means there will be less support and parts availability for 1989 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1989 Ford Sierra would be higher. At 2,771 cc (6 cylinders), 1991 Audi Coupe is equipped with a bigger engine. In terms of performance, 1991 Audi Coupe (175 HP @ 5500 RPM) has 74 more horse power than 1989 Ford Sierra. (101 HP @ 5200 RPM). In normal driving conditions, 1991 Audi Coupe should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi Coupe weights approximately 174 kg more than 1989 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi Coupe is four wheel drive (4WD), it will have significant more traction and grip than 1989 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 1991 Audi Coupe 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 Coupe (249 Nm @ 3000 RPM) has 96 more torque (in Nm) than 1989 Ford Sierra. (153 Nm @ 4000 RPM). This means 1991 Audi Coupe will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra.
Compare all specifications:
| 1991 Audi Coupe | 1989 Ford Sierra | |
| Make | Audi | Ford |
| Model | Coupe | Sierra |
| Year Released | 1991 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 175 HP | 101 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 249 Nm | 153 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 82.5 mm | 90.8 mm |
| Engine Stroke Size | 86.4 mm | 77 mm |
| Engine Compression Ratio | 10.0:1 | 9.2:1 |
| Top Speed | 204 km/hour | 187 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1320 kg | 1146 kg |
| Vehicle Length | 4370 mm | 4430 mm |
| Vehicle Width | 1720 mm | 1730 mm |
| Vehicle Height | 1370 mm | 1380 mm |
| Wheelbase Size | 2560 mm | 2830 mm |
