2009 BMW 650 vs. 1974 Fiat 131
To start off, 2009 BMW 650 is newer by 35 year(s). Which means there will be less support and parts availability for 1974 Fiat 131. In addition, the cost of maintenance, including insurance, on 1974 Fiat 131 would be higher. At 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (361 HP @ 6300 RPM) has 297 more horse power than 1974 Fiat 131. (64 HP @ 5400 RPM). In normal driving conditions, 2009 BMW 650 should accelerate faster than 1974 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 650 weights approximately 560 kg more than 1974 Fiat 131. 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, 2009 BMW 650 (488 Nm @ 3400 RPM) has 386 more torque (in Nm) than 1974 Fiat 131. (102 Nm @ 3000 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 1974 Fiat 131.
Compare all specifications:
| 2009 BMW 650 | 1974 Fiat 131 | |
| Make | BMW | Fiat |
| Model | 650 | 131 |
| Year Released | 2009 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1297 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 361 HP | 64 HP |
| Engine RPM | 6300 RPM | 5400 RPM |
| Torque | 488 Nm | 102 Nm |
| Torque RPM | 3400 RPM | 3000 RPM |
| Engine Bore Size | 93 mm | 76 mm |
| Engine Stroke Size | 88.3 mm | 71.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1525 kg | 965 kg |
| Vehicle Length | 4830 mm | 4270 mm |
| Vehicle Width | 1380 mm | 1660 mm |
| Vehicle Height | 1860 mm | 1370 mm |
| Wheelbase Size | 2790 mm | 2500 mm |
| Fuel Tank Capacity | 70 L | 50 L |
