2004 BMW 645 vs. 2009 Opel Astra
To start off, 2009 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 2004 BMW 645. In addition, the cost of maintenance, including insurance, on 2004 BMW 645 would be higher. At 4,392 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (322 HP @ 7400 RPM) has 125 more horse power than 2009 Opel Astra. (197 HP @ 5400 RPM). In normal driving conditions, 2004 BMW 645 should accelerate faster than 2009 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 90 kg more than 2009 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 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 2004 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 2009 Opel Astra, 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, 2004 BMW 645 (447 Nm) has 185 more torque (in Nm) than 2009 Opel Astra. (262 Nm). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2009 Opel Astra.
Compare all specifications:
2004 BMW 645 | 2009 Opel Astra | |
Make | BMW | Opel |
Model | 645 | Astra |
Year Released | 2004 | 2009 |
Engine Position | Front | Front |
Engine Size | 4392 cc | 1998 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 322 HP | 197 HP |
Engine RPM | 7400 RPM | 5400 RPM |
Torque | 447 Nm | 262 Nm |
Engine Compression Ratio | 10.5:1 | 8.8:1 |
Drive Type | Rear | Front |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1715 kg | 1625 kg |
Vehicle Length | 4840 mm | 4300 mm |
Vehicle Width | 1860 mm | 1760 mm |
Vehicle Height | 1380 mm | 1440 mm |
Wheelbase Size | 2790 mm | 2620 mm |
Fuel Consumption Overall | 11.8 L/100km | 9.3 L/100km |
Fuel Tank Capacity | 70 L | 52 L |