2001 Alfa Romeo 147 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 147 would be higher. At 2,171 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (123 HP @ 3250 RPM) has 5 more horse power than 2001 Alfa Romeo 147. (118 HP @ 6300 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2001 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 433 kg more than 2001 Alfa Romeo 147. 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, 2003 Opel Vectra (280 Nm @ 1500 RPM) has 134 more torque (in Nm) than 2001 Alfa Romeo 147. (146 Nm @ 4200 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 147. 2003 Opel Vectra has automatic transmission and 2001 Alfa Romeo 147 has manual transmission. 2001 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Alfa Romeo 147 | 2003 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 147 | Vectra |
| Year Released | 2001 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 123 HP |
| Engine RPM | 6300 RPM | 3250 RPM |
| Torque | 146 Nm | 280 Nm |
| Torque RPM | 4200 RPM | 1500 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 75.7 mm | 98 mm |
| Engine Compression Ratio | 10.3:1 | 18.5:1 |
| Top Speed | 195 km/hour | 199 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 12.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1200 kg | 1633 kg |
| Vehicle Length | 4180 mm | 4830 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2610 mm |
| Fuel Consumption Overall | 8.4 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
