1974 Fiat 131 vs. 1977 Mercedes-Benz S
To start off, 1977 Mercedes-Benz S is newer by 3 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 2,745 cc (6 cylinders), 1977 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1977 Mercedes-Benz S (158 HP @ 5500 RPM) has 83 more horse power than 1974 Fiat 131. (75 HP @ 5400 RPM) In normal driving conditions, 1977 Mercedes-Benz S should accelerate faster than 1974 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1977 Mercedes-Benz S weights approximately 580 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, 1977 Mercedes-Benz S (223 Nm @ 4000 RPM) has 99 more torque (in Nm) than 1974 Fiat 131. (124 Nm @ 3000 RPM). This means 1977 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1974 Fiat 131.
Compare all specifications:
| 1974 Fiat 131 | 1977 Mercedes-Benz S | |
| Make | Fiat | Mercedes-Benz |
| Model | 131 | S |
| Year Released | 1974 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1585 cc | 2745 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 158 HP |
| Engine RPM | 5400 RPM | 5500 RPM |
| Torque | 124 Nm | 223 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1030 kg | 1610 kg |
| Vehicle Length | 4270 mm | 4740 mm |
| Vehicle Width | 1660 mm | 1880 mm |
| Vehicle Height | 1370 mm | 1430 mm |
| Wheelbase Size | 2500 mm | 2870 mm |
