1975 Alfa Romeo Alfetta vs. 2004 BMW 645
To start off, 2004 BMW 645 is newer by 29 year(s). Which means there will be less support and parts availability for 1975 Alfa Romeo Alfetta. In addition, the cost of maintenance, including insurance, on 1975 Alfa Romeo Alfetta would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 220 more horse power than 1975 Alfa Romeo Alfetta. (108 HP @ 5600 RPM) In normal driving conditions, 2004 BMW 645 should accelerate faster than 1975 Alfa Romeo Alfetta. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 610 kg more than 1975 Alfa Romeo Alfetta. 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 BMW 645 (450 Nm @ 3600 RPM) has 308 more torque (in Nm) than 1975 Alfa Romeo Alfetta. (142 Nm @ 4300 RPM). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1975 Alfa Romeo Alfetta.
Compare all specifications:
1975 Alfa Romeo Alfetta | 2004 BMW 645 | |
Make | Alfa Romeo | BMW |
Model | Alfetta | 645 |
Year Released | 1975 | 2004 |
Engine Position | Front | Front |
Engine Size | 1570 cc | 4398 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 108 HP | 328 HP |
Engine RPM | 5600 RPM | 6100 RPM |
Torque | 142 Nm | 450 Nm |
Torque RPM | 4300 RPM | 3600 RPM |
Engine Bore Size | 78 mm | 92 mm |
Engine Stroke Size | 82 mm | 82.7 mm |
Engine Compression Ratio | 9.0:1 | 10.0:1 |
Top Speed | 175 km/hour | 250 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1080 kg | 1690 kg |
Vehicle Length | 4290 mm | 4830 mm |
Vehicle Width | 1620 mm | 1860 mm |
Vehicle Height | 1440 mm | 1380 mm |
Wheelbase Size | 2520 mm | 2830 mm |
Fuel Tank Capacity | 49 L | 70 L |