1978 Fiat 133 vs. 1990 Fiat 126
To start off, 1990 Fiat 126 is newer by 12 year(s). Which means there will be less support and parts availability for 1978 Fiat 133. In addition, the cost of maintenance, including insurance, on 1978 Fiat 133 would be higher. At 842 cc (4 cylinders), 1978 Fiat 133 is equipped with a bigger engine. In terms of performance, 1978 Fiat 133 (33 HP @ 4800 RPM) has 7 more horse power than 1990 Fiat 126. (26 HP @ 4500 RPM). In normal driving conditions, 1978 Fiat 133 should accelerate faster than 1990 Fiat 126. With that said, vehicle weight also plays an important factor in acceleration. 1978 Fiat 133 weights approximately 45 kg more than 1990 Fiat 126. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1978 Fiat 133 (54 Nm @ 3200 RPM) has 5 more torque (in Nm) than 1990 Fiat 126. (49 Nm @ 2000 RPM). This means 1978 Fiat 133 will have an easier job in driving up hills or pulling heavy equipment than 1990 Fiat 126.
Compare all specifications:
| 1978 Fiat 133 | 1990 Fiat 126 | |
| Make | Fiat | Fiat |
| Model | 133 | 126 |
| Year Released | 1978 | 1990 |
| Engine Position | Rear | Rear |
| Engine Size | 842 cc | 703 cc |
| Engine Cylinders | 4 cylinders | 2 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 33 HP | 26 HP |
| Engine RPM | 4800 RPM | 4500 RPM |
| Torque | 54 Nm | 49 Nm |
| Torque RPM | 3200 RPM | 2000 RPM |
| Engine Bore Size | 65 mm | 80 mm |
| Engine Stroke Size | 68 mm | 70 mm |
| Engine Compression Ratio | 7.9:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 690 kg | 645 kg |
| Vehicle Length | 3460 mm | 3110 mm |
| Vehicle Width | 1430 mm | 1380 mm |
| Vehicle Height | 1330 mm | 1350 mm |
| Wheelbase Size | 2030 mm | 1850 mm |
