2005 BMW 645 vs. 1999 Holden Vectra
To start off, 2005 BMW 645 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Holden Vectra. In addition, the cost of maintenance, including insurance, on 1999 Holden Vectra would be higher. At 4,392 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (326 HP @ 6100 RPM) has 158 more horse power than 1999 Holden Vectra. (168 HP @ 5800 RPM). In normal driving conditions, 2005 BMW 645 should accelerate faster than 1999 Holden Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 520 kg more than 1999 Holden Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 1999 Holden Vectra, 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 BMW 645 (447 Nm @ 3600 RPM) has 197 more torque (in Nm) than 1999 Holden Vectra. (250 Nm @ 3600 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1999 Holden Vectra.
Compare all specifications:
| 2005 BMW 645 | 1999 Holden Vectra | |
| Make | BMW | Holden |
| Model | 645 | Vectra |
| Year Released | 2005 | 1999 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4392 cc | 2597 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 326 HP | 168 HP |
| Engine RPM | 6100 RPM | 5800 RPM |
| Torque | 447 Nm | 250 Nm |
| Torque RPM | 3600 RPM | 3600 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1895 kg | 1375 kg |
| Vehicle Length | 4830 mm | 4500 mm |
| Vehicle Width | 1860 mm | 1710 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2890 mm | 2650 mm |
