2009 Saab 05-Sep vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Saab 05-Sep. In addition, the cost of maintenance, including insurance, on 2009 Saab 05-Sep would be higher. At 2,993 cc (6 cylinders), 2012 BMW 640 is equipped with a bigger engine. In terms of performance, 2012 BMW 640 (311 HP @ 4400 RPM) has 55 more horse power than 2009 Saab 05-Sep. (256 HP @ 5300 RPM) In normal driving conditions, 2012 BMW 640 should accelerate faster than 2009 Saab 05-Sep. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 640 weights approximately 287 kg more than 2009 Saab 05-Sep. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 BMW 640 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 2012 BMW 640. However, in wet, icy, snow, or gravel driving conditions, 2009 Saab 05-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, 2012 BMW 640 (630 Nm @ 1500 RPM) has 372 more torque (in Nm) than 2009 Saab 05-Sep. (258 Nm @ 1900 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 2009 Saab 05-Sep. 2012 BMW 640 has automatic transmission and 2009 Saab 05-Sep has manual transmission. 2009 Saab 05-Sep will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW 640 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Saab 05-Sep | 2012 BMW 640 | |
| Make | Saab | BMW |
| Model | 05-Sep | 640 |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2290 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 311 HP |
| Engine RPM | 5300 RPM | 4400 RPM |
| Torque | 258 Nm | 630 Nm |
| Torque RPM | 1900 RPM | 1500 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1578 kg | 1865 kg |
| Vehicle Width | 1800 mm | 1894 mm |
| Fuel Consumption Highway | 8.4 L/100km | 4.9 L/100km |
| Fuel Consumption City | 13.1 L/100km | 6.8 L/100km |
