2009 Saturn Aura vs. 2011 BMW 520
To start off, 2011 BMW 520 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Saturn Aura. In addition, the cost of maintenance, including insurance, on 2009 Saturn Aura would be higher. At 2,401 cc (4 cylinders), 2009 Saturn Aura is equipped with a bigger engine. In terms of performance, 2011 BMW 520 (182 HP @ 5000 RPM) has 18 more horse power than 2009 Saturn Aura. (164 HP @ 6400 RPM) In normal driving conditions, 2011 BMW 520 should accelerate faster than 2009 Saturn Aura. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 520 weights approximately 338 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 2011 BMW 520 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 2011 BMW 520. 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, 2011 BMW 520 (270 Nm @ 4500 RPM) has 54 more torque (in Nm) than 2009 Saturn Aura. (216 Nm @ 5000 RPM). This means 2011 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 2009 Saturn Aura.
Compare all specifications:
| 2009 Saturn Aura | 2011 BMW 520 | |
| Make | Saturn | BMW |
| Model | Aura | 520 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2401 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 164 HP | 182 HP |
| Engine RPM | 6400 RPM | 5000 RPM |
| Torque | 216 Nm | 270 Nm |
| Torque RPM | 5000 RPM | 4500 RPM |
| Fuel Type | Gasoline / Electric Hybrid | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1332 kg | 1670 kg |
| Vehicle Length | 4860 mm | 4899 mm |
| Vehicle Width | 1790 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1464 mm |
| Wheelbase Size | 2860 mm | 2968 mm |
| Fuel Consumption Highway | 6.9 L/100km | 5.5 L/100km |
| Fuel Consumption City | 9.1 L/100km | 8.9 L/100km |
| Fuel Consumption Overall | 8.1 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 61 L | 70 L |
