2005 BMW 645 vs. 2002 Opel Astra
To start off, 2005 BMW 645 is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Opel Astra. In addition, the cost of maintenance, including insurance, on 2002 Opel Astra would be higher. At 4,390 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (338 HP @ 6100 RPM) has 237 more horse power than 2002 Opel Astra. (101 HP @ 5800 RPM). In normal driving conditions, 2005 BMW 645 should accelerate faster than 2002 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 365 kg more than 2002 Opel Astra. 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, 2002 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, 2005 BMW 645 (439 Nm @ 3600 RPM) has 290 more torque (in Nm) than 2002 Opel Astra. (149 Nm @ 3600 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Astra.
Compare all specifications:
2005 BMW 645 | 2002 Opel Astra | |
Make | BMW | Opel |
Model | 645 | Astra |
Year Released | 2005 | 2002 |
Body Type | Coupe | Convertible |
Engine Position | Front | Front |
Engine Size | 4390 cc | 1584 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 338 HP | 101 HP |
Engine RPM | 6100 RPM | 5800 RPM |
Torque | 439 Nm | 149 Nm |
Torque RPM | 3600 RPM | 3600 RPM |
Engine Compression Ratio | 10.5:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1715 kg | 1350 kg |
Vehicle Length | 4830 mm | 4280 mm |
Vehicle Width | 1860 mm | 1720 mm |
Vehicle Height | 1380 mm | 1470 mm |
Wheelbase Size | 2790 mm | 2620 mm |
Fuel Tank Capacity | 70 L | 52 L |