2004 Aston Martin DB9 vs. 1985 Ford Sierra
To start off, 2004 Aston Martin DB9 is newer by 19 year(s). Which means there will be less support and parts availability for 1985 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1985 Ford Sierra would be higher. At 5,930 cc (12 cylinders), 2004 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2004 Aston Martin DB9 (450 HP @ 6000 RPM) has 302 more horse power than 1985 Ford Sierra. (148 HP @ 5700 RPM). In normal driving conditions, 2004 Aston Martin DB9 should accelerate faster than 1985 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Aston Martin DB9 weights approximately 505 kg more than 1985 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, 2004 Aston Martin DB9 (570 Nm) has 350 more torque (in Nm) than 1985 Ford Sierra. (220 Nm). This means 2004 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1985 Ford Sierra.
Compare all specifications:
| 2004 Aston Martin DB9 | 1985 Ford Sierra | |
| Make | Aston Martin | Ford |
| Model | DB9 | Sierra |
| Year Released | 2004 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 5930 cc | 2790 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 450 HP | 148 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 570 Nm | 220 Nm |
| Engine Bore Size | 89 mm | 93 mm |
| Engine Stroke Size | 80 mm | 68.5 mm |
| Vehicle Weight | 1710 kg | 1205 kg |
| Vehicle Length | 4700 mm | 4400 mm |
| Vehicle Width | 1880 mm | 1680 mm |
| Vehicle Height | 1320 mm | 1370 mm |
| Wheelbase Size | 2750 mm | 2620 mm |
