2003 Alfa Romeo 147 vs. 2007 Alfa Romeo 156
To start off, 2007 Alfa Romeo 156 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 147 would be higher. At 3,178 cc (6 cylinders), 2003 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 147 (247 HP @ 6200 RPM) has 58 more horse power than 2007 Alfa Romeo 156. (189 HP @ 6300 RPM). In normal driving conditions, 2003 Alfa Romeo 147 should accelerate faster than 2007 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 156 weights approximately 90 kg more than 2003 Alfa Romeo 147.
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, 2003 Alfa Romeo 147 (300 Nm @ 4800 RPM) has 82 more torque (in Nm) than 2007 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2003 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 147 | 2007 Alfa Romeo 156 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 147 | 156 |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3178 cc | 2490 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 189 HP |
| Engine RPM | 6200 RPM | 6300 RPM |
| Torque | 300 Nm | 218 Nm |
| Torque RPM | 4800 RPM | 5000 RPM |
| Engine Bore Size | 93 mm | 88 mm |
| Engine Stroke Size | 78 mm | 68.3 mm |
| Engine Compression Ratio | 10.5:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 246 km/hour | 230 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 7.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1265 kg | 1355 kg |
| Vehicle Length | 4180 mm | 4440 mm |
| Vehicle Width | 1740 mm | 1750 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2600 mm |
| Fuel Consumption Overall | 7.5 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 63 L |
