1977 Alfa Romeo Alfasud vs. 1975 BMW 315
To start off, 1977 Alfa Romeo Alfasud is newer by 2 year(s). Which means there will be less support and parts availability for 1975 BMW 315. In addition, the cost of maintenance, including insurance, on 1975 BMW 315 would be higher. At 1,574 cc (4 cylinders), 1975 BMW 315 is equipped with a bigger engine. In terms of performance, 1977 Alfa Romeo Alfasud (85 HP @ 6000 RPM) has 10 more horse power than 1975 BMW 315. (75 HP @ 5800 RPM). In normal driving conditions, 1977 Alfa Romeo Alfasud should accelerate faster than 1975 BMW 315. With that said, vehicle weight also plays an important factor in acceleration. 1975 BMW 315 weights approximately 120 kg more than 1977 Alfa Romeo Alfasud.
Because 1975 BMW 315 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 1975 BMW 315. 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, 1977 Alfa Romeo Alfasud (111 Nm @ 3500 RPM) has 1 more torque (in Nm) than 1975 BMW 315. (110 Nm @ 3200 RPM). This means 1977 Alfa Romeo Alfasud will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 315.
Compare all specifications:
| 1977 Alfa Romeo Alfasud | 1975 BMW 315 | |
| Make | Alfa Romeo | BMW |
| Model | Alfasud | 315 |
| Year Released | 1977 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 1350 cc | 1574 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 85 HP | 75 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 111 Nm | 110 Nm |
| Torque RPM | 3500 RPM | 3200 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 67.2 mm | 71 mm |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 890 kg | 1010 kg |
| Vehicle Length | 4030 mm | 4360 mm |
| Vehicle Width | 1630 mm | 1620 mm |
| Vehicle Height | 1310 mm | 1390 mm |
| Wheelbase Size | 2460 mm | 2510 mm |
