2005 Alfa Romeo 156 vs. 2006 Smart ForFour
To start off, 2006 Smart ForFour is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 1,970 cc (4 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (173 HP @ 4000 RPM) has 98 more horse power than 2006 Smart ForFour. (75 HP @ 6000 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2006 Smart ForFour.
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 156 (187 Nm @ 3500 RPM) has 51 more torque (in Nm) than 2006 Smart ForFour. (136 Nm @ 3500 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart ForFour. 2005 Alfa Romeo 156 has automatic transmission and 2006 Smart ForFour has manual transmission. 2006 Smart ForFour will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2006 Smart ForFour | |
| Make | Alfa Romeo | Smart |
| Model | 156 | ForFour |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1123 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 75 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 187 Nm | 136 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Wheelbase Size | 2710 mm | 2510 mm |
| Fuel Tank Capacity | 63 L | 22 L |
