1981 Fiat 127 vs. 1971 Monteverdi Sierra
To start off, 1981 Fiat 127 is newer by 10 year(s). Which means there will be less support and parts availability for 1971 Monteverdi Sierra. In addition, the cost of maintenance, including insurance, on 1971 Monteverdi Sierra would be higher. At 5,210 cc (8 cylinders), 1971 Monteverdi Sierra is equipped with a bigger engine. In terms of performance, 1971 Monteverdi Sierra (160 HP @ 3500 RPM) has 111 more horse power than 1981 Fiat 127. (49 HP @ 5600 RPM) In normal driving conditions, 1971 Monteverdi Sierra should accelerate faster than 1981 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 1971 Monteverdi Sierra weights approximately 570 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.
Because 1971 Monteverdi Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1971 Monteverdi Sierra. However, in wet, icy, snow, or gravel driving conditions, 1981 Fiat 127, being front wheel drive (FWD), will offer much better control with better grip. 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, 1971 Monteverdi Sierra (388 Nm @ 2000 RPM) has 311 more torque (in Nm) than 1981 Fiat 127. (77 Nm @ 3000 RPM). This means 1971 Monteverdi Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat 127. 1971 Monteverdi Sierra has automatic transmission and 1981 Fiat 127 has manual transmission. 1981 Fiat 127 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Monteverdi Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Fiat 127 | 1971 Monteverdi Sierra | |
| Make | Fiat | Monteverdi |
| Model | 127 | Sierra |
| Year Released | 1981 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 1049 cc | 5210 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 49 HP | 160 HP |
| Engine RPM | 5600 RPM | 3500 RPM |
| Torque | 77 Nm | 388 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 67.3 mm | 99.4 mm |
| Engine Stroke Size | 68 mm | 84.1 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 830 kg | 1400 kg |
| Vehicle Length | 3930 mm | 4690 mm |
| Vehicle Width | 1550 mm | 1830 mm |
| Vehicle Height | 1430 mm | 1290 mm |
| Wheelbase Size | 2230 mm | 2750 mm |
