1987 Ford Sierra vs. 2009 Aston Martin DB9
To start off, 2009 Aston Martin DB9 is newer by 22 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 5,935 cc (12 cylinders), 2009 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2009 Aston Martin DB9 (470 HP @ 6000 RPM) has 358 more horse power than 1987 Ford Sierra. (112 HP @ 5300 RPM) In normal driving conditions, 2009 Aston Martin DB9 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Aston Martin DB9 weights approximately 700 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, 2009 Aston Martin DB9 (600 Nm @ 5000 RPM) has 420 more torque (in Nm) than 1987 Ford Sierra. (180 Nm @ 3000 RPM). This means 2009 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1987 Ford Sierra | 2009 Aston Martin DB9 | |
| Make | Ford | Aston Martin |
| Model | Sierra | DB9 |
| Year Released | 1987 | 2009 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 5935 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 112 HP | 470 HP |
| Engine RPM | 5300 RPM | 6000 RPM |
| Torque | 180 Nm | 600 Nm |
| Torque RPM | 3000 RPM | 5000 RPM |
| Engine Bore Size | 96 mm | 89 mm |
| Engine Stroke Size | 79.5 mm | 79.5 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1135 kg | 1835 kg |
| Vehicle Length | 4500 mm | 4720 mm |
| Vehicle Width | 1680 mm | 1880 mm |
| Vehicle Height | 1400 mm | 1280 mm |
| Wheelbase Size | 2620 mm | 2750 mm |
