1997 Audi A6 vs. 1987 Ford Sierra
To start off, 1997 Audi A6 is newer by 10 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 2,671 cc (6 cylinders), 1997 Audi A6 is equipped with a bigger engine. In terms of performance, 1997 Audi A6 (227 HP @ 5800 RPM) has 115 more horse power than 1987 Ford Sierra. (112 HP @ 5300 RPM). In normal driving conditions, 1997 Audi A6 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1997 Audi A6 weights approximately 525 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, 1997 Audi A6 (310 Nm @ 1700 RPM) has 130 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 1997 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1997 Audi A6 | 1987 Ford Sierra | |
| Make | Audi | Ford |
| Model | A6 | Sierra |
| Year Released | 1997 | 1987 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 2292 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 112 HP |
| Engine RPM | 5800 RPM | 5300 RPM |
| Torque | 310 Nm | 180 Nm |
| Torque RPM | 1700 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1660 kg | 1135 kg |
| Vehicle Length | 4800 mm | 4500 mm |
| Vehicle Width | 1820 mm | 1680 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 2760 mm | 2620 mm |
