1969 Mercedes-Benz W 111 vs. 1978 Fiat 131
To start off, 1978 Fiat 131 is newer by 9 year(s). Which means there will be less support and parts availability for 1969 Mercedes-Benz W 111. In addition, the cost of maintenance, including insurance, on 1969 Mercedes-Benz W 111 would be higher. At 2,778 cc (6 cylinders), 1969 Mercedes-Benz W 111 is equipped with a bigger engine. In terms of performance, 1969 Mercedes-Benz W 111 (158 HP @ 5500 RPM) has 99 more horse power than 1978 Fiat 131. (59 HP @ 4400 RPM). In normal driving conditions, 1969 Mercedes-Benz W 111 should accelerate faster than 1978 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1969 Mercedes-Benz W 111 weights approximately 330 kg more than 1978 Fiat 131. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1969 Mercedes-Benz W 111 (240 Nm @ 4250 RPM) has 127 more torque (in Nm) than 1978 Fiat 131. (113 Nm @ 2400 RPM). This means 1969 Mercedes-Benz W 111 will have an easier job in driving up hills or pulling heavy equipment than 1978 Fiat 131.
Compare all specifications:
| 1969 Mercedes-Benz W 111 | 1978 Fiat 131 | |
| Make | Mercedes-Benz | Fiat |
| Model | W 111 | 131 |
| Year Released | 1969 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2778 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 59 HP |
| Engine RPM | 5500 RPM | 4400 RPM |
| Torque | 240 Nm | 113 Nm |
| Torque RPM | 4250 RPM | 2400 RPM |
| Engine Bore Size | 86 mm | 88 mm |
| Engine Stroke Size | 78.8 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1510 kg | 1180 kg |
| Vehicle Length | 4890 mm | 4270 mm |
| Vehicle Width | 1850 mm | 1660 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2760 mm | 2500 mm |
