2004 BMW 545 vs. 1991 Opel Astra
To start off, 2004 BMW 545 is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 4,398 cc (8 cylinders), 2004 BMW 545 is equipped with a bigger engine. In terms of performance, 2004 BMW 545 (325 HP @ 6100 RPM) has 243 more horse power than 1991 Opel Astra. (82 HP @ 5800 RPM). In normal driving conditions, 2004 BMW 545 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 545 weights approximately 775 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW 545 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 545. However, in wet, icy, snow, or gravel driving conditions, 1991 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 545 (450 Nm @ 3600 RPM) has 337 more torque (in Nm) than 1991 Opel Astra. (113 Nm @ 3400 RPM). This means 2004 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra. 2004 BMW 545 has automatic transmission and 1991 Opel Astra has manual transmission. 1991 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 BMW 545 will be easier to drive especially in heavy traffic.
Compare all specifications:
2004 BMW 545 | 1991 Opel Astra | |
Make | BMW | Opel |
Model | 545 | Astra |
Year Released | 2004 | 1991 |
Body Type | Station Wagon | Station Wagon |
Engine Position | Front | Front |
Engine Size | 4398 cc | 1389 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 325 HP | 82 HP |
Engine RPM | 6100 RPM | 5800 RPM |
Torque | 450 Nm | 113 Nm |
Torque RPM | 3600 RPM | 3400 RPM |
Engine Compression Ratio | 10.0:1 | 9.4:1 |
Top Speed | 245 km/hour | 165 km/hour |
Drive Type | Rear | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 5 doors |
Vehicle Weight | 1800 kg | 1025 kg |
Vehicle Length | 4850 mm | 4280 mm |
Vehicle Width | 1850 mm | 1690 mm |
Vehicle Height | 1500 mm | 1480 mm |
Wheelbase Size | 2830 mm | 2450 mm |
Fuel Tank Capacity | 70 L | 52 L |