1981 Fiat 127 vs. 2005 Mercedes-Benz A
To start off, 2005 Mercedes-Benz A is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Fiat 127. In addition, the cost of maintenance, including insurance, on 1981 Fiat 127 would be higher. At 2,034 cc (4 cylinders), 2005 Mercedes-Benz A is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz A (138 HP @ 5750 RPM) has 94 more horse power than 1981 Fiat 127. (44 HP @ 5000 RPM) In normal driving conditions, 2005 Mercedes-Benz A should accelerate faster than 1981 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz A weights approximately 405 kg more than 1981 Fiat 127. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2005 Mercedes-Benz A (180 Nm @ 3500 RPM) has 105 more torque (in Nm) than 1981 Fiat 127. (75 Nm @ 3000 RPM). This means 2005 Mercedes-Benz A will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat 127.
Compare all specifications:
| 1981 Fiat 127 | 2005 Mercedes-Benz A | |
| Make | Fiat | Mercedes-Benz |
| Model | 127 | A |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1301 cc | 2034 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 44 HP | 138 HP |
| Engine RPM | 5000 RPM | 5750 RPM |
| Torque | 75 Nm | 180 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Bore Size | 76.1 mm | 83 mm |
| Engine Stroke Size | 71.5 mm | 94 mm |
| Engine Compression Ratio | 20.0:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 835 kg | 1240 kg |
| Vehicle Length | 3650 mm | 3840 mm |
| Vehicle Width | 1530 mm | 1770 mm |
| Vehicle Height | 1370 mm | 1600 mm |
| Wheelbase Size | 2230 mm | 2570 mm |
