2007 BMW Z4 vs. 2010 Saab 05-Sep
To start off, 2010 Saab 05-Sep is newer by 3 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 75 more horse power than 2010 Saab 05-Sep. (260 HP @ 5300 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2010 Saab 05-Sep. With that said, vehicle weight also plays an important factor in acceleration. 2010 Saab 05-Sep weights approximately 268 kg more than 2007 BMW Z4.
Because 2007 BMW Z4 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 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2010 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, 2010 Saab 05-Sep (350 Nm @ 1900 RPM) has 35 more torque (in Nm) than 2007 BMW Z4. (315 Nm @ 2750 RPM). This means 2010 Saab 05-Sep will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 2010 Saab 05-Sep | |
| Make | BMW | Saab |
| Model | Z4 | 05-Sep |
| Year Released | 2007 | 2010 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2290 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 260 HP |
| Engine RPM | 7900 RPM | 5300 RPM |
| Torque | 315 Nm | 350 Nm |
| Torque RPM | 2750 RPM | 1900 RPM |
| Engine Compression Ratio | 11.5:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1310 kg | 1578 kg |
| Vehicle Length | 4100 mm | 4840 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1310 mm | 1460 mm |
| Wheelbase Size | 2500 mm | 2710 mm |
| Fuel Consumption Overall | 9.5 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
