1987 Ford Sierra vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 18 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 1,991 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (104 HP @ 5200 RPM) has 20 more horse power than 2005 Opel Astra. (84 HP @ 5400 RPM). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 151 kg more than 1987 Ford Sierra.
Because 1987 Ford Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1987 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1987 Ford Sierra (160 Nm @ 4000 RPM) has 22 more torque (in Nm) than 2005 Opel Astra. (138 Nm @ 2600 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 1987 Ford Sierra | 2005 Opel Astra | |
| Make | Ford | Opel |
| Model | Sierra | Astra |
| Year Released | 1987 | 2005 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 84 HP |
| Engine RPM | 5200 RPM | 5400 RPM |
| Torque | 160 Nm | 138 Nm |
| Torque RPM | 4000 RPM | 2600 RPM |
| Engine Bore Size | 90.8 mm | 79 mm |
| Engine Stroke Size | 77 mm | 81.5 mm |
| Engine Compression Ratio | 9.2:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1055 kg | 1206 kg |
| Vehicle Length | 4500 mm | 4290 mm |
| Vehicle Width | 1680 mm | 1720 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2620 mm |
