2009 BMW Z4 vs. 2003 Saab 03-Sep
To start off, 2009 BMW Z4 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Saab 03-Sep. In addition, the cost of maintenance, including insurance, on 2003 Saab 03-Sep would be higher. At 2,996 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 85 more horse power than 2003 Saab 03-Sep. (250 HP @ 5500 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2003 Saab 03-Sep. With that said, vehicle weight also plays an important factor in acceleration. 2003 Saab 03-Sep weights approximately 355 kg more than 2009 BMW Z4.
Because 2009 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 2009 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Saab 03-Sep (370 Nm @ 2700 RPM) has 55 more torque (in Nm) than 2009 BMW Z4. (315 Nm @ 2750 RPM). This means 2003 Saab 03-Sep will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4. 2009 BMW Z4 has automatic transmission and 2003 Saab 03-Sep has manual transmission. 2003 Saab 03-Sep will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW Z4 | 2003 Saab 03-Sep | |
| Make | BMW | Saab |
| Model | Z4 | 03-Sep |
| Year Released | 2009 | 2003 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 250 HP |
| Engine RPM | 7900 RPM | 5500 RPM |
| Torque | 315 Nm | 370 Nm |
| Torque RPM | 2750 RPM | 2700 RPM |
| Engine Compression Ratio | 12.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 244 km/hour | 250 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1665 kg |
| Vehicle Length | 4100 mm | 4640 mm |
| Vehicle Width | 1790 mm | 1770 mm |
| Vehicle Height | 1310 mm | 1440 mm |
| Wheelbase Size | 2500 mm | 2610 mm |
| Fuel Consumption Overall | 9.7 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 55 L | 61 L |
