2009 BMW 635 vs. 1997 Saab 900
To start off, 2009 BMW 635 is newer by 12 year(s). Which means there will be less support and parts availability for 1997 Saab 900. In addition, the cost of maintenance, including insurance, on 1997 Saab 900 would be higher. At 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 151 more horse power than 1997 Saab 900. (131 HP @ 6000 RPM). In normal driving conditions, 2009 BMW 635 should accelerate faster than 1997 Saab 900. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 635 weights approximately 410 kg more than 1997 Saab 900. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 635 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 635. However, in wet, icy, snow, or gravel driving conditions, 1997 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, 2009 BMW 635 (581 Nm @ 1750 RPM) has 403 more torque (in Nm) than 1997 Saab 900. (178 Nm @ 4300 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 1997 Saab 900. 2009 BMW 635 has automatic transmission and 1997 Saab 900 has manual transmission. 1997 Saab 900 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 635 | 1997 Saab 900 | |
| Make | BMW | Saab |
| Model | 635 | 900 |
| Year Released | 2009 | 1997 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1985 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 131 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 581 Nm | 178 Nm |
| Torque RPM | 1750 RPM | 4300 RPM |
| Engine Bore Size | 84 mm | 90 mm |
| Engine Stroke Size | 90 mm | 78 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1725 kg | 1315 kg |
| Vehicle Length | 4830 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1720 mm |
| Vehicle Height | 1380 mm | 1410 mm |
| Wheelbase Size | 2790 mm | 2520 mm |
| Fuel Tank Capacity | 70 L | 68 L |
