2004 Alpina Roadster vs. 1981 BMW 525
To start off, 2004 Alpina Roadster is newer by 23 year(s). Which means there will be less support and parts availability for 1981 BMW 525. In addition, the cost of maintenance, including insurance, on 1981 BMW 525 would be higher. At 3,346 cc (6 cylinders), 2004 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2004 Alpina Roadster (301 HP @ 6300 RPM) has 153 more horse power than 1981 BMW 525. (148 HP @ 5500 RPM). In normal driving conditions, 2004 Alpina Roadster should accelerate faster than 1981 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alpina Roadster weights approximately 340 kg more than 1981 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Alpina Roadster (362 Nm @ 4800 RPM) has 147 more torque (in Nm) than 1981 BMW 525. (215 Nm @ 4000 RPM). This means 2004 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 525.
Compare all specifications:
2004 Alpina Roadster | 1981 BMW 525 | |
Make | Alpina | BMW |
Model | Roadster | 525 |
Year Released | 2004 | 1981 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 3346 cc | 2495 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 301 HP | 148 HP |
Engine RPM | 6300 RPM | 5500 RPM |
Torque | 362 Nm | 215 Nm |
Torque RPM | 4800 RPM | 4000 RPM |
Engine Compression Ratio | 10.0:1 | 9.6:1 |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1620 kg | 1280 kg |
Vehicle Length | 4100 mm | 4780 mm |
Vehicle Width | 1790 mm | 1810 mm |
Vehicle Height | 1300 mm | 1440 mm |
Wheelbase Size | 2500 mm | 2630 mm |
Fuel Consumption Overall | 11.7 L/100km | 9.4 L/100km |
Fuel Tank Capacity | 55 L | 70 L |