2004 Audi A4 vs. 2009 Saturn Astra
To start off, 2009 Saturn Astra is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 1,968 cc (4 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Saturn Astra (138 HP @ 6300 RPM) has 1 more horse power than 2004 Audi A4. (137 HP @ 4000 RPM) In normal driving conditions, 2009 Saturn Astra should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Saturn Astra weights approximately 253 kg more than 2004 Audi A4. 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 Audi A4 (310 Nm @ 1740 RPM) has 140 more torque (in Nm) than 2009 Saturn Astra. (170 Nm @ 3800 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Saturn Astra.
Compare all specifications:
| 2004 Audi A4 | 2009 Saturn Astra | |
| Make | Audi | Saturn |
| Model | A4 | Astra |
| Year Released | 2004 | 2009 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1799 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 137 HP | 138 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 310 Nm | 170 Nm |
| Torque RPM | 1740 RPM | 3800 RPM |
| Engine Compression Ratio | 18.0:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1482 kg | 1735 kg |
| Vehicle Length | 4590 mm | 4340 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2580 mm | 2620 mm |
| Fuel Consumption | 4.7 L/100km | 7.4 L/100km |
| Fuel Consumption City | 7.7 L/100km | 9.8 L/100km |
| Fuel Consumption Overall | 5.8 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 70 L | 45 L |
