1970 Fiat 125 vs. 2001 Alfa Romeo 166
To start off, 2001 Alfa Romeo 166 is newer by 31 year(s). Which means there will be less support and parts availability for 1970 Fiat 125. In addition, the cost of maintenance, including insurance, on 1970 Fiat 125 would be higher. At 2,387 cc (5 cylinders), 2001 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 166 (136 HP @ 4000 RPM) has 46 more horse power than 1970 Fiat 125. (90 HP @ 5600 RPM) In normal driving conditions, 2001 Alfa Romeo 166 should accelerate faster than 1970 Fiat 125. With that said, vehicle weight also plays an important factor in acceleration. 2001 Alfa Romeo 166 weights approximately 530 kg more than 1970 Fiat 125. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 Fiat 125 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 1970 Fiat 125. However, in wet, icy, snow, or gravel driving conditions, 2001 Alfa Romeo 166, 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, 2001 Alfa Romeo 166 (304 Nm @ 2000 RPM) has 173 more torque (in Nm) than 1970 Fiat 125. (131 Nm @ 4000 RPM). This means 2001 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1970 Fiat 125.
Compare all specifications:
| 1970 Fiat 125 | 2001 Alfa Romeo 166 | |
| Make | Fiat | Alfa Romeo |
| Model | 125 | 166 |
| Year Released | 1970 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1607 cc | 2387 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 136 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 131 Nm | 304 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 82.1 mm |
| Engine Stroke Size | 80 mm | 90.4 mm |
| Engine Compression Ratio | 8.8:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 960 kg | 1490 kg |
| Vehicle Length | 4230 mm | 4730 mm |
| Vehicle Width | 1610 mm | 1820 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2430 mm | 2600 mm |
| Fuel Tank Capacity | 45 L | 72 L |
