2009 Audi A4 vs. 2008 Saturn Astra
To start off, 2009 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Saturn Astra. In addition, the cost of maintenance, including insurance, on 2008 Saturn Astra would be higher. At 1,984 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (211 HP @ 4300 RPM) has 71 more horse power than 2008 Saturn Astra. (140 HP @ 6300 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2008 Saturn Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Saturn Astra weights approximately 355 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Saturn Astra. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 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, 2009 Audi A4 (350 Nm @ 1500 RPM) has 179 more torque (in Nm) than 2008 Saturn Astra. (171 Nm @ 3800 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Saturn Astra. 2009 Audi A4 has automatic transmission and 2008 Saturn Astra has manual transmission. 2008 Saturn Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 2008 Saturn Astra | |
| Make | Audi | Saturn |
| Model | A4 | Astra |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1799 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 211 HP | 140 HP |
| Engine RPM | 4300 RPM | 6300 RPM |
| Torque | 350 Nm | 171 Nm |
| Torque RPM | 1500 RPM | 3800 RPM |
| Engine Compression Ratio | 17.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 930 kg | 1285 kg |
| Vehicle Length | 4710 mm | 4340 mm |
| Vehicle Width | 1840 mm | 1760 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2820 mm | 2620 mm |
| Fuel Consumption Overall | 10.2 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 70 L | 46 L |
