2005 Alpina Roadster vs. 1984 Saab 900
To start off, 2005 Alpina Roadster is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Saab 900. In addition, the cost of maintenance, including insurance, on 1984 Saab 900 would be higher. At 3,346 cc (6 cylinders), 2005 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2005 Alpina Roadster (301 HP @ 6300 RPM) has 201 more horse power than 1984 Saab 900. (100 HP @ 5200 RPM). In normal driving conditions, 2005 Alpina Roadster should accelerate faster than 1984 Saab 900. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina Roadster weights approximately 446 kg more than 1984 Saab 900. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Alpina Roadster 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 2005 Alpina Roadster. However, in wet, icy, snow, or gravel driving conditions, 1984 Saab 900, 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, 2005 Alpina Roadster (362 Nm @ 4800 RPM) has 200 more torque (in Nm) than 1984 Saab 900. (162 Nm @ 3500 RPM). This means 2005 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 1984 Saab 900.
Compare all specifications:
| 2005 Alpina Roadster | 1984 Saab 900 | |
| Make | Alpina | Saab |
| Model | Roadster | 900 |
| Year Released | 2005 | 1984 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 1983 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 301 HP | 100 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 362 Nm | 162 Nm |
| Torque RPM | 4800 RPM | 3500 RPM |
| Engine Bore Size | 87 mm | 90 mm |
| Engine Stroke Size | 93.8 mm | 78 mm |
| Engine Compression Ratio | 10.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1626 kg | 1180 kg |
| Vehicle Length | 4100 mm | 4750 mm |
| Vehicle Width | 1790 mm | 1700 mm |
| Vehicle Height | 1300 mm | 1430 mm |
| Wheelbase Size | 2500 mm | 2530 mm |
