1987 Ford Sierra vs. 2006 Opel Astra
To start off, 2006 Opel Astra 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 2,292 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (124 HP @ 5600 RPM) has 12 more horse power than 1987 Ford Sierra. (112 HP @ 5300 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 143 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, 1987 Ford Sierra (180 Nm @ 3000 RPM) has 10 more torque (in Nm) than 2006 Opel Astra. (170 Nm @ 3800 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 1987 Ford Sierra | 2006 Opel Astra | |
| Make | Ford | Opel |
| Model | Sierra | Astra |
| Year Released | 1987 | 2006 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 112 HP | 124 HP |
| Engine RPM | 5300 RPM | 5600 RPM |
| Torque | 180 Nm | 170 Nm |
| Torque RPM | 3000 RPM | 3800 RPM |
| Engine Bore Size | 96 mm | 80.5 mm |
| Engine Stroke Size | 79.5 mm | 88.2 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1135 kg | 1278 kg |
| Vehicle Length | 4500 mm | 4300 mm |
| Vehicle Width | 1680 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1440 mm |
| Wheelbase Size | 2620 mm | 2620 mm |
