1973 Fiat 128 vs. 1986 Mercedes-Benz 500
To start off, 1986 Mercedes-Benz 500 is newer by 13 year(s). Which means there will be less support and parts availability for 1973 Fiat 128. In addition, the cost of maintenance, including insurance, on 1973 Fiat 128 would be higher. At 4,973 cc (8 cylinders), 1986 Mercedes-Benz 500 is equipped with a bigger engine. In terms of performance, 1986 Mercedes-Benz 500 (245 HP @ 4750 RPM) has 182 more horse power than 1973 Fiat 128. (63 HP @ 6000 RPM) In normal driving conditions, 1986 Mercedes-Benz 500 should accelerate faster than 1973 Fiat 128. With that said, vehicle weight also plays an important factor in acceleration. 1986 Mercedes-Benz 500 weights approximately 846 kg more than 1973 Fiat 128. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1986 Mercedes-Benz 500 (399 Nm @ 2750 RPM) has 316 more torque (in Nm) than 1973 Fiat 128. (83 Nm @ 4400 RPM). This means 1986 Mercedes-Benz 500 will have an easier job in driving up hills or pulling heavy equipment than 1973 Fiat 128.
Compare all specifications:
| 1973 Fiat 128 | 1986 Mercedes-Benz 500 | |
| Make | Fiat | Mercedes-Benz |
| Model | 128 | 500 |
| Year Released | 1973 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1116 cc | 4973 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 63 HP | 245 HP |
| Engine RPM | 6000 RPM | 4750 RPM |
| Torque | 83 Nm | 399 Nm |
| Torque RPM | 4400 RPM | 2750 RPM |
| Engine Bore Size | 80 mm | 96.5 mm |
| Engine Stroke Size | 55.5 mm | 85 mm |
| Engine Compression Ratio | 8.8:1 | 10.0:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 820 kg | 1666 kg |
| Vehicle Length | 3820 mm | 5140 mm |
| Vehicle Width | 1570 mm | 1830 mm |
| Vehicle Height | 1320 mm | 1440 mm |
| Wheelbase Size | 2230 mm | 3080 mm |
| Fuel Tank Capacity | 50 L | 90 L |
