2004 Alfa Romeo 156 vs. 2000 Alfa Romeo 166
To start off, 2004 Alfa Romeo 156 is newer by 4 year(s). Which means there will be less support and parts availability for 2000 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2000 Alfa Romeo 166 would be higher. At 3,177 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (238 HP @ 6200 RPM) has 90 more horse power than 2000 Alfa Romeo 166. (148 HP @ 6500 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 2000 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2000 Alfa Romeo 166 weights approximately 10 kg more than 2004 Alfa Romeo 156.
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, 2004 Alfa Romeo 156 (289 Nm @ 4800 RPM) has 108 more torque (in Nm) than 2000 Alfa Romeo 166. (181 Nm @ 3800 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2000 Alfa Romeo 166.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2000 Alfa Romeo 166 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 156 | 166 |
| Year Released | 2004 | 2000 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3177 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 238 HP | 148 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 289 Nm | 181 Nm |
| Torque RPM | 4800 RPM | 3800 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 206 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1485 kg | 1495 kg |
| Vehicle Length | 4440 mm | 4730 mm |
| Vehicle Width | 1770 mm | 1810 mm |
| Vehicle Height | 1410 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2600 mm |
| Fuel Consumption Overall | 12.1 L/100km | 9.7 L/100km |
