2009 Audi A8 vs. 2007 Saturn Aura
To start off, 2009 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Saturn Aura. In addition, the cost of maintenance, including insurance, on 2007 Saturn Aura would be higher. At 5,204 cc (10 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 7000 RPM) has 192 more horse power than 2007 Saturn Aura. (252 HP @ 5800 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2007 Saturn Aura.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Saturn Aura. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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 A8 (540 Nm @ 3500 RPM) has 200 more torque (in Nm) than 2007 Saturn Aura. (340 Nm @ 3100 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Saturn Aura.
Compare all specifications:
| 2009 Audi A8 | 2007 Saturn Aura | |
| Make | Audi | Saturn |
| Model | A8 | Aura |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 3598 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 444 HP | 252 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 540 Nm | 340 Nm |
| Torque RPM | 3500 RPM | 3100 RPM |
| Engine Bore Size | 84.5 mm | 94 mm |
| Engine Stroke Size | 92.8 mm | 85.6 mm |
| Engine Compression Ratio | 12.5:1 | 10.2:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5070 mm | 4830 mm |
| Vehicle Width | 1900 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2860 mm |
