2003 Alfa Romeo 166 vs. 1974 Alfa Romeo Alfasud
To start off, 2003 Alfa Romeo 166 is newer by 29 year(s). Which means there will be less support and parts availability for 1974 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1974 Alfa Romeo Alfasud would be higher. At 2,387 cc (5 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (148 HP @ 4000 RPM) has 82 more horse power than 1974 Alfa Romeo Alfasud. (66 HP @ 6000 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 1974 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 704 kg more than 1974 Alfa Romeo Alfasud. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2003 Alfa Romeo 166 (300 Nm @ 1800 RPM) has 209 more torque (in Nm) than 1974 Alfa Romeo Alfasud. (91 Nm @ 3200 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1974 Alfa Romeo Alfasud.
Compare all specifications:
| 2003 Alfa Romeo 166 | 1974 Alfa Romeo Alfasud | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 166 | Alfasud |
| Year Released | 2003 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1185 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 148 HP | 66 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 91 Nm |
| Torque RPM | 1800 RPM | 3200 RPM |
| Engine Bore Size | 82 mm | 80 mm |
| Engine Stroke Size | 90.4 mm | 59 mm |
| Engine Compression Ratio | 18.5:1 | 9.0:1 |
| Top Speed | 210 km/hour | 161 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1542 kg | 838 kg |
| Vehicle Length | 4730 mm | 4030 mm |
| Vehicle Width | 1810 mm | 1620 mm |
| Vehicle Height | 1420 mm | 1310 mm |
| Wheelbase Size | 2600 mm | 2460 mm |
| Fuel Tank Capacity | 69 L | 50 L |
