2003 BMW 520 vs. 2007 Saab 03-Sep
To start off, 2007 Saab 03-Sep is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW 520. In addition, the cost of maintenance, including insurance, on 2003 BMW 520 would be higher. At 2,171 cc (6 cylinders), 2003 BMW 520 is equipped with a bigger engine. In terms of performance, 2003 BMW 520 (167 HP @ 5800 RPM) has 19 more horse power than 2007 Saab 03-Sep. (148 HP @ 5500 RPM). In normal driving conditions, 2003 BMW 520 should accelerate faster than 2007 Saab 03-Sep. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 520 weights approximately 150 kg more than 2007 Saab 03-Sep. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 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 2003 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 2007 Saab 03-Sep, 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, 2007 Saab 03-Sep (240 Nm @ 2000 RPM) has 30 more torque (in Nm) than 2003 BMW 520. (210 Nm @ 3500 RPM). This means 2007 Saab 03-Sep will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520. 2007 Saab 03-Sep has automatic transmission and 2003 BMW 520 has manual transmission. 2003 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Saab 03-Sep will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW 520 | 2007 Saab 03-Sep | |
| Make | BMW | Saab |
| Model | 520 | 03-Sep |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 167 HP | 148 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 210 Nm | 240 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 86.1 mm |
| Engine Stroke Size | 72 mm | 86 mm |
| Acceleration 0-100mph | 9.3 seconds | 10.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1410 kg |
| Vehicle Length | 4850 mm | 4640 mm |
| Vehicle Width | 1850 mm | 2040 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 3000 mm | 2680 mm |
| Fuel Consumption Overall | 9 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 62 L |
