1977 Alfa Romeo Alfasud vs. 2005 BMW 645
To start off, 2005 BMW 645 is newer by 28 year(s). Which means there will be less support and parts availability for 1977 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1977 Alfa Romeo Alfasud 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 276 more horse power than 1977 Alfa Romeo Alfasud. (62 HP @ 6000 RPM) In normal driving conditions, 2005 BMW 645 should accelerate faster than 1977 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 855 kg more than 1977 Alfa Romeo Alfasud. 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, 1977 Alfa Romeo Alfasud, 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 341 more torque (in Nm) than 1977 Alfa Romeo Alfasud. (98 Nm @ 3500 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1977 Alfa Romeo Alfasud.
Compare all specifications:
| 1977 Alfa Romeo Alfasud | 2005 BMW 645 | |
| Make | Alfa Romeo | BMW |
| Model | Alfasud | 645 |
| Year Released | 1977 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1184 cc | 4390 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 62 HP | 338 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 98 Nm | 439 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 860 kg | 1715 kg |
| Vehicle Length | 3900 mm | 4830 mm |
| Vehicle Width | 1600 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1380 mm |
| Wheelbase Size | 2460 mm | 2790 mm |
| Fuel Tank Capacity | 50 L | 70 L |
