2005 BMW 525 vs. 1979 Fiat 131
To start off, 2005 BMW 525 is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Fiat 131. In addition, the cost of maintenance, including insurance, on 1979 Fiat 131 would be higher. At 2,496 cc (6 cylinders), 2005 BMW 525 is equipped with a bigger engine. In terms of performance, 2005 BMW 525 (225 HP @ 6500 RPM) has 154 more horse power than 1979 Fiat 131. (71 HP @ 4200 RPM). In normal driving conditions, 2005 BMW 525 should accelerate faster than 1979 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 525 weights approximately 550 kg more than 1979 Fiat 131. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 1979 Fiat 131. In wet, icy, snow, or gravel driving conditions, 2005 BMW 525 will offer significantly more control. 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 525 (250 Nm @ 2750 RPM) has 98 more torque (in Nm) than 1979 Fiat 131. (152 Nm @ 2400 RPM). This means 2005 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1979 Fiat 131.
Compare all specifications:
| 2005 BMW 525 | 1979 Fiat 131 | |
| Make | BMW | Fiat |
| Model | 525 | 131 |
| Year Released | 2005 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2443 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 225 HP | 71 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 250 Nm | 152 Nm |
| Torque RPM | 2750 RPM | 2400 RPM |
| Engine Bore Size | 82 mm | 93 mm |
| Engine Stroke Size | 78.8 mm | 90 mm |
| Engine Compression Ratio | 11.0:1 | 22.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1760 kg | 1210 kg |
| Vehicle Length | 4850 mm | 4270 mm |
| Vehicle Width | 1850 mm | 1660 mm |
| Vehicle Height | 1500 mm | 1370 mm |
| Wheelbase Size | 2890 mm | 2500 mm |
