2006 Aston Martin DB9 vs. 1987 Ford Sierra
To start off, 2006 Aston Martin DB9 is newer by 19 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 5,932 cc (12 cylinders), 2006 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2006 Aston Martin DB9 (450 HP @ 6000 RPM) has 338 more horse power than 1987 Ford Sierra. (112 HP @ 5300 RPM). In normal driving conditions, 2006 Aston Martin DB9 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Aston Martin DB9 weights approximately 575 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, 2006 Aston Martin DB9 (570 Nm @ 5000 RPM) has 390 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 2006 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2006 Aston Martin DB9 | 1987 Ford Sierra | |
| Make | Aston Martin | Ford |
| Model | DB9 | Sierra |
| Year Released | 2006 | 1987 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5932 cc | 2292 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 450 HP | 112 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 570 Nm | 180 Nm |
| Torque RPM | 5000 RPM | 3000 RPM |
| Engine Bore Size | 89.1 mm | 96 mm |
| Engine Stroke Size | 79.5 mm | 79.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1710 kg | 1135 kg |
| Vehicle Length | 4720 mm | 4500 mm |
| Vehicle Width | 1880 mm | 1680 mm |
| Vehicle Height | 1320 mm | 1400 mm |
| Wheelbase Size | 2750 mm | 2620 mm |
