2003 BMW X3 vs. 1981 Fiat 127
To start off, 2003 BMW X3 is newer by 22 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 2,492 cc (6 cylinders), 2003 BMW X3 is equipped with a bigger engine. In terms of performance, 2003 BMW X3 (185 HP @ 6000 RPM) has 141 more horse power than 1981 Fiat 127. (44 HP @ 5600 RPM). In normal driving conditions, 2003 BMW X3 should accelerate faster than 1981 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 1135 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 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Fiat 127. In wet, icy, snow, or gravel driving conditions, 2003 BMW X3 will offer significantly more control. 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, 2003 BMW X3 (245 Nm @ 3500 RPM) has 180 more torque (in Nm) than 1981 Fiat 127. (65 Nm @ 3000 RPM). This means 2003 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat 127. 2003 BMW X3 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. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X3 | 1981 Fiat 127 | |
| Make | BMW | Fiat |
| Model | X3 | 127 |
| Year Released | 2003 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 903 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 185 HP | 44 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 245 Nm | 65 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 65 mm |
| Engine Stroke Size | 75 mm | 67.7 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1840 kg | 705 kg |
| Vehicle Length | 4570 mm | 3650 mm |
| Vehicle Width | 1860 mm | 1530 mm |
| Vehicle Height | 1680 mm | 1370 mm |
| Wheelbase Size | 2800 mm | 2230 mm |
