2009 Porsche 911 vs. 2007 Saturn Aura
To start off, 2009 Porsche 911 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 3,598 cc (6 cylinders), 2007 Saturn Aura is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (321 HP @ 6800 RPM) has 69 more horse power than 2007 Saturn Aura. (252 HP @ 5800 RPM). In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2007 Saturn Aura.
Because 2009 Porsche 911 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 Porsche 911 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 Porsche 911 (370 Nm @ 4250 RPM) has 30 more torque (in Nm) than 2007 Saturn Aura. (340 Nm @ 3100 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Saturn Aura.
Compare all specifications:
| 2009 Porsche 911 | 2007 Saturn Aura | |
| Make | Porsche | Saturn |
| Model | 911 | Aura |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Rear | Front |
| Engine Size | 3596 cc | 3598 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Horse Power | 321 HP | 252 HP |
| Engine RPM | 6800 RPM | 5800 RPM |
| Torque | 370 Nm | 340 Nm |
| Torque RPM | 4250 RPM | 3100 RPM |
| Engine Bore Size | 96 mm | 94 mm |
| Engine Stroke Size | 82.8 mm | 85.6 mm |
| Engine Compression Ratio | 11.3:1 | 10.2:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4430 mm | 4830 mm |
| Vehicle Width | 1320 mm | 1790 mm |
| Vehicle Height | 1860 mm | 1470 mm |
| Wheelbase Size | 2360 mm | 2860 mm |
