2008 Alfa Romeo 147 vs. 2001 Opel Signum
To start off, 2008 Alfa Romeo 147 is newer by 7 year(s). Which means there will be less support and parts availability for 2001 Opel Signum. In addition, the cost of maintenance, including insurance, on 2001 Opel Signum would be higher. At 2,171 cc (4 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (125 HP @ 3250 RPM) has 7 more horse power than 2008 Alfa Romeo 147. (118 HP @ 4000 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 2008 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 320 kg more than 2008 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, 2001 Opel Signum (280 Nm @ 1500 RPM) has 5 more torque (in Nm) than 2008 Alfa Romeo 147. (275 Nm @ 2000 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 147. 2001 Opel Signum has automatic transmission and 2008 Alfa Romeo 147 has manual transmission. 2008 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Alfa Romeo 147 | 2001 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | 147 | Signum |
| Year Released | 2008 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1910 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 | 125 HP |
| Engine RPM | 4000 RPM | 3250 RPM |
| Torque | 275 Nm | 280 Nm |
| Torque RPM | 2000 RPM | 1500 RPM |
| Engine Compression Ratio | 18.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 186 km/hour | 201 km/hour |
| Acceleration 0-100mph | 9.9 seconds | 11.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1290 kg | 1610 kg |
| Vehicle Length | 4230 mm | 4640 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Fuel Consumption Overall | 5.8 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 60 L | 60 L |
