2004 BMW 320 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW 320. In addition, the cost of maintenance, including insurance, on 2004 BMW 320 would be higher. At 2,171 cc (6 cylinders), 2004 BMW 320 is equipped with a bigger engine. In terms of performance, 2004 BMW 320 (174 HP @ 6100 RPM) has 26 more horse power than 2005 Opel Astra. (148 HP @ 4000 RPM). In normal driving conditions, 2004 BMW 320 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 320 weights approximately 415 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW 320 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 320. However, in wet, icy, snow, or gravel driving conditions, 2005 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 Opel Astra (320 Nm @ 2000 RPM) has 109 more torque (in Nm) than 2004 BMW 320. (211 Nm @ 3500 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 320.
Compare all specifications:
| 2004 BMW 320 | 2005 Opel Astra | |
| Make | BMW | Opel |
| Model | 320 | Astra |
| Year Released | 2004 | 2005 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 174 HP | 148 HP |
| Engine RPM | 6100 RPM | 4000 RPM |
| Torque | 211 Nm | 320 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 82.1 mm |
| Engine Stroke Size | 72 mm | 90.4 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 9.1 seconds | 8.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1615 kg | 1200 kg |
| Vehicle Length | 4490 mm | 4300 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2730 mm | 2400 mm |
| Fuel Consumption Overall | 9.4 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
