2007 BMW 645 vs. 1999 Saab 05-Sep

To start off, 2007 BMW 645 is newer by 8 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 4,398 cc (8 cylinders), 2007 BMW 645 is equipped with a bigger engine. In terms of performance, 2007 BMW 645 (328 HP @ 6100 RPM) has 128 more horse power than 1999 Saab 05-Sep. (200 HP @ 4000 RPM). In normal driving conditions, 2007 BMW 645 should accelerate faster than 1999 Saab 05-Sep.

Because 2007 BMW 645 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 BMW 645. 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, 2007 BMW 645 (450 Nm) has 139 more torque (in Nm) than 1999 Saab 05-Sep. (311 Nm). This means 2007 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1999 Saab 05-Sep. 1999 Saab 05-Sep has automatic transmission and 2007 BMW 645 has manual transmission. 2007 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Saab 05-Sep will be easier to drive especially in heavy traffic.

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