2005 Alfa Romeo 159 vs. 2001 Alfa Romeo 166
To start off, 2005 Alfa Romeo 159 is newer by 4 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 2,959 cc (6 cylinders), 2001 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 166 (226 HP @ 6200 RPM) has 29 more horse power than 2005 Alfa Romeo 159. (197 HP @ 4000 RPM) In normal driving conditions, 2001 Alfa Romeo 166 should accelerate faster than 2005 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 159 weights approximately 80 kg more than 2001 Alfa Romeo 166.
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, 2005 Alfa Romeo 159 (385 Nm @ 2000 RPM) has 109 more torque (in Nm) than 2001 Alfa Romeo 166. (276 Nm @ 5000 RPM). This means 2005 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 166. 2001 Alfa Romeo 166 has automatic transmission and 2005 Alfa Romeo 159 has manual transmission. 2005 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 159 | 2001 Alfa Romeo 166 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 159 | 166 |
| Year Released | 2005 | 2001 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2959 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 226 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 385 Nm | 276 Nm |
| Torque RPM | 2000 RPM | 5000 RPM |
| Engine Bore Size | 82.1 mm | 93 mm |
| Engine Stroke Size | 90.4 mm | 72.6 mm |
| Acceleration 0-100mph | 8.4 seconds | 8.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1630 kg | 1550 kg |
| Vehicle Length | 4670 mm | 4730 mm |
| Vehicle Width | 1830 mm | 1820 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2600 mm |
| Fuel Tank Capacity | 70 L | 72 L |
