1976 BMW 630 vs. 1974 Fiat 131
To start off, 1976 BMW 630 is newer by 2 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 2,986 cc (6 cylinders), 1976 BMW 630 is equipped with a bigger engine. In terms of performance, 1976 BMW 630 (173 HP @ 5500 RPM) has 109 more horse power than 1974 Fiat 131. (64 HP @ 5400 RPM). In normal driving conditions, 1976 BMW 630 should accelerate faster than 1974 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1976 BMW 630 weights approximately 493 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, 1976 BMW 630 (251 Nm @ 4500 RPM) has 149 more torque (in Nm) than 1974 Fiat 131. (102 Nm @ 3000 RPM). This means 1976 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1974 Fiat 131.
Compare all specifications:
| 1976 BMW 630 | 1974 Fiat 131 | |
| Make | BMW | Fiat |
| Model | 630 | 131 |
| Year Released | 1976 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1297 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 173 HP | 64 HP |
| Engine RPM | 5500 RPM | 5400 RPM |
| Torque | 251 Nm | 102 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 89 mm | 76 mm |
| Engine Stroke Size | 80 mm | 71.5 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1458 kg | 965 kg |
| Vehicle Length | 4760 mm | 4270 mm |
| Vehicle Width | 1760 mm | 1660 mm |
| Vehicle Height | 1390 mm | 1370 mm |
| Wheelbase Size | 2630 mm | 2500 mm |
