1991 Opel Astra vs. 2006 Subaru Outback
To start off, 2006 Subaru Outback is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 2,458 cc (4 cylinders), 2006 Subaru Outback is equipped with a bigger engine. In terms of performance, 2006 Subaru Outback (250 HP @ 6000 RPM) has 194 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM) In normal driving conditions, 2006 Subaru Outback should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Subaru Outback weights approximately 524 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Subaru Outback is four wheel drive (4WD), it will have significant more traction and grip than 1991 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2006 Subaru Outback will offer significantly more control. 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, 2006 Subaru Outback (339 Nm @ 3600 RPM) has 234 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 2006 Subaru Outback will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1991 Opel Astra | 2006 Subaru Outback | |
| Make | Opel | Subaru |
| Model | Astra | Outback |
| Year Released | 1991 | 2006 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1700 cc | 2458 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 56 HP | 250 HP |
| Engine RPM | 4600 RPM | 6000 RPM |
| Torque | 105 Nm | 339 Nm |
| Torque RPM | 2400 RPM | 3600 RPM |
| Engine Bore Size | 82.5 mm | 89 mm |
| Engine Stroke Size | 79.5 mm | 74.9 mm |
| Engine Compression Ratio | 23.0:1 | 10.0:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1025 kg | 1549 kg |
| Vehicle Length | 4280 mm | 4800 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1610 mm |
| Wheelbase Size | 2640 mm | 2680 mm |
| Fuel Tank Capacity | 75 L | 64 L |
