2001 Alfa Romeo 156 vs. 1998 Alfa Romeo 166
To start off, 2001 Alfa Romeo 156 is newer by 3 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 166 would be higher. At 1,970 cc (4 cylinders), 1998 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 1998 Alfa Romeo 166 (155 HP @ 6400 RPM) has 47 more horse power than 2001 Alfa Romeo 156. (108 HP @ 4000 RPM) In normal driving conditions, 1998 Alfa Romeo 166 should accelerate faster than 2001 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1998 Alfa Romeo 166 weights approximately 170 kg more than 2001 Alfa Romeo 156. 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 156 (255 Nm @ 2000 RPM) has 68 more torque (in Nm) than 1998 Alfa Romeo 166. (187 Nm @ 2800 RPM). This means 2001 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1998 Alfa Romeo 166.
Compare all specifications:
| 2001 Alfa Romeo 156 | 1998 Alfa Romeo 166 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 156 | 166 |
| Year Released | 2001 | 1998 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 155 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 255 Nm | 187 Nm |
| Torque RPM | 2000 RPM | 2800 RPM |
| Engine Bore Size | 82 mm | 83.1 mm |
| Engine Stroke Size | 90.4 mm | 91 mm |
| Acceleration 0-100mph | 10.9 seconds | 9.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1325 kg | 1495 kg |
| Vehicle Length | 4440 mm | 4730 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2610 mm | 2710 mm |
| Fuel Tank Capacity | 63 L | 72 L |
