2006 BMW Z4 vs. 1999 Saab 05-Sep
To start off, 2006 BMW Z4 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Saab 05-Sep. In addition, the cost of maintenance, including insurance, on 1999 Saab 05-Sep would be higher. At 2,501 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (185 HP @ 6000 RPM) has 37 more horse power than 1999 Saab 05-Sep. (148 HP @ 5500 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1999 Saab 05-Sep.
Because 2006 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 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1999 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, 1999 Saab 05-Sep (240 Nm @ 1800 RPM) has 3 more torque (in Nm) than 2006 BMW Z4. (237 Nm @ 3500 RPM). This means 1999 Saab 05-Sep will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 1999 Saab 05-Sep | |
| Make | BMW | Saab |
| Model | Z4 | 05-Sep |
| Year Released | 2006 | 1999 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2501 cc | 1985 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 185 HP | 148 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 237 Nm | 240 Nm |
| Torque RPM | 3500 RPM | 1800 RPM |
| Engine Bore Size | 84.1 mm | 90 mm |
| Engine Stroke Size | 74.9 mm | 78 mm |
| Top Speed | 220 km/hour | 215 km/hour |
| Acceleration 0-100mph | 7 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4100 mm | 4810 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1300 mm | 1460 mm |
| Wheelbase Size | 2500 mm | 2710 mm |
| Fuel Tank Capacity | 55 L | 75 L |
