2003 Alfa Romeo 156 vs. 1970 Fiat 125
To start off, 2003 Alfa Romeo 156 is newer by 33 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), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (173 HP @ 4000 RPM) has 83 more horse power than 1970 Fiat 125. (90 HP @ 5600 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 1970 Fiat 125. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 550 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, 2003 Alfa Romeo 156, 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, 2003 Alfa Romeo 156 (385 Nm @ 2000 RPM) has 254 more torque (in Nm) than 1970 Fiat 125. (131 Nm @ 4000 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1970 Fiat 125.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1970 Fiat 125 | |
| Make | Alfa Romeo | Fiat |
| Model | 156 | 125 |
| Year Released | 2003 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1607 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 173 HP | 90 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 385 Nm | 131 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 80 mm |
| Engine Stroke Size | 90.4 mm | 80 mm |
| Engine Compression Ratio | 18.5:1 | 8.8:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 225 km/hour | 161 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1510 kg | 960 kg |
| Vehicle Length | 4450 mm | 4230 mm |
| Vehicle Width | 1750 mm | 1610 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 2430 mm |
| Fuel Tank Capacity | 63 L | 45 L |
