2001 Alfa Romeo 166 vs. 2004 Alfa Romeo 166
To start off, 2004 Alfa Romeo 166 is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 166 would be higher. At 2,387 cc (5 cylinders), 2001 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 166 (148 HP @ 6500 RPM) has 12 more horse power than 2001 Alfa Romeo 166. (136 HP @ 4000 RPM) In normal driving conditions, 2004 Alfa Romeo 166 should accelerate faster than 2001 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 166 weights approximately 20 kg more than 2001 Alfa Romeo 166. 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, 2001 Alfa Romeo 166 (304 Nm @ 2000 RPM) has 123 more torque (in Nm) than 2004 Alfa Romeo 166. (181 Nm @ 3800 RPM). This means 2001 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 166.
Compare all specifications:
| 2001 Alfa Romeo 166 | 2004 Alfa Romeo 166 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 166 | 166 |
| Year Released | 2001 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1970 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 136 HP | 148 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 304 Nm | 181 Nm |
| Torque RPM | 2000 RPM | 3800 RPM |
| Engine Bore Size | 82.1 mm | 83 mm |
| Engine Stroke Size | 90.4 mm | 91 mm |
| Engine Compression Ratio | 18.5:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1510 kg |
| Vehicle Length | 4730 mm | 4730 mm |
| Vehicle Width | 1820 mm | 1810 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2710 mm |
