1981 Fiat 127 vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 25 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 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 254 more horse power than 1981 Fiat 127. (74 HP @ 5750 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 1981 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 1040 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 2006 BMW 645 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 2006 BMW 645. 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 347 more torque (in Nm) than 1981 Fiat 127. (103 Nm @ 3500 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat 127. 2006 BMW 645 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. 2006 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Fiat 127 | 2006 BMW 645 | |
| Make | Fiat | BMW |
| Model | 127 | 645 |
| Year Released | 1981 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1300 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 74 HP | 328 HP |
| Engine RPM | 5750 RPM | 6100 RPM |
| Torque | 103 Nm | 450 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 56 mm | 82.7 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 775 kg | 1815 kg |
| Vehicle Length | 3720 mm | 4830 mm |
| Vehicle Width | 1560 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1380 mm |
| Wheelbase Size | 2230 mm | 2790 mm |
| Fuel Tank Capacity | 38 L | 70 L |
