2003 Opel Astra vs. 2004 Saab 05-Sep
To start off, 2004 Saab 05-Sep is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 2,172 cc (4 cylinders), 2003 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Saab 05-Sep (145 HP @ 5500 RPM) has 1 more horse power than 2003 Opel Astra. (144 HP @ 5800 RPM) In normal driving conditions, 2004 Saab 05-Sep should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Saab 05-Sep weights approximately 108 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2004 Saab 05-Sep (240 Nm @ 1800 RPM) has 37 more torque (in Nm) than 2003 Opel Astra. (203 Nm @ 4000 RPM). This means 2004 Saab 05-Sep will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra. 2003 Opel Astra has automatic transmission and 2004 Saab 05-Sep has manual transmission. 2004 Saab 05-Sep will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Astra | 2004 Saab 05-Sep | |
| Make | Opel | Saab |
| Model | Astra | 05-Sep |
| Year Released | 2003 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2172 cc | 1985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 144 HP | 145 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 203 Nm | 240 Nm |
| Torque RPM | 4000 RPM | 1800 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 94.6 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1380 kg | 1488 kg |
| Vehicle Length | 4290 mm | 4810 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1520 mm | 1460 mm |
| Wheelbase Size | 2640 mm | 2710 mm |
| Fuel Tank Capacity | 52 L | 75 L |
