2003 BMW 730 vs. 2009 Saturn Aura
To start off, 2009 Saturn Aura is newer by 6 year(s). Which means there will be less support and parts availability for 2003 BMW 730. In addition, the cost of maintenance, including insurance, on 2003 BMW 730 would be higher. At 2,999 cc (6 cylinders), 2003 BMW 730 is equipped with a bigger engine. In terms of performance, 2003 BMW 730 (228 HP @ 5900 RPM) has 59 more horse power than 2009 Saturn Aura. (169 HP @ 6400 RPM). In normal driving conditions, 2003 BMW 730 should accelerate faster than 2009 Saturn Aura. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 730 weights approximately 446 kg more than 2009 Saturn Aura. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW 730 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2009 Saturn Aura, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 BMW 730 (300 Nm @ 3500 RPM) has 83 more torque (in Nm) than 2009 Saturn Aura. (217 Nm @ 4500 RPM). This means 2003 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2009 Saturn Aura.
Compare all specifications:
| 2003 BMW 730 | 2009 Saturn Aura | |
| Make | BMW | Saturn |
| Model | 730 | Aura |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2400 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 169 HP |
| Engine RPM | 5900 RPM | 6400 RPM |
| Torque | 300 Nm | 217 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Compression Ratio | 10.2:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1790 kg | 1344 kg |
| Vehicle Length | 5040 mm | 4860 mm |
| Vehicle Width | 1910 mm | 1790 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 3000 mm | 2860 mm |
| Fuel Tank Capacity | 63 L | 61 L |
