2007 Alpina B7 vs. 2003 Saab 03-Sep
To start off, 2007 Alpina B7 is newer by 4 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 4,396 cc (8 cylinders), 2007 Alpina B7 is equipped with a bigger engine. In terms of performance, 2007 Alpina B7 (493 HP @ 5500 RPM) has 291 more horse power than 2003 Saab 03-Sep. (202 HP @ 5500 RPM). In normal driving conditions, 2007 Alpina B7 should accelerate faster than 2003 Saab 03-Sep. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alpina B7 weights approximately 305 kg more than 2003 Saab 03-Sep. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Alpina B7 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 Alpina B7. 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, 2007 Alpina B7 (700 Nm @ 4250 RPM) has 420 more torque (in Nm) than 2003 Saab 03-Sep. (280 Nm @ 2200 RPM). This means 2007 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2003 Saab 03-Sep.
Compare all specifications:
| 2007 Alpina B7 | 2003 Saab 03-Sep | |
| Make | Alpina | Saab |
| Model | B7 | 03-Sep |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 1984 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 202 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 700 Nm | 280 Nm |
| Torque RPM | 4250 RPM | 2200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1960 kg | 1655 kg |
| Vehicle Length | 5040 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1770 mm |
| Vehicle Height | 1480 mm | 1440 mm |
| Wheelbase Size | 3000 mm | 2680 mm |
| Fuel Tank Capacity | 88 L | 61 L |
