2003 Alfa Romeo 147 vs. 2000 Opel Signum
To start off, 2003 Alfa Romeo 147 is newer by 3 year(s). Which means there will be less support and parts availability for 2000 Opel Signum. In addition, the cost of maintenance, including insurance, on 2000 Opel Signum would be higher. At 2,172 cc (4 cylinders), 2000 Opel Signum is equipped with a bigger engine. In terms of performance, 2000 Opel Signum (123 HP @ 3250 RPM) has 24 more horse power than 2003 Alfa Romeo 147. (99 HP @ 4000 RPM) In normal driving conditions, 2000 Opel Signum should accelerate faster than 2003 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2000 Opel Signum weights approximately 265 kg more than 2003 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, 2000 Opel Signum (280 Nm @ 1500 RPM) has 80 more torque (in Nm) than 2003 Alfa Romeo 147. (200 Nm @ 2000 RPM). This means 2000 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 147. 2000 Opel Signum has automatic transmission and 2003 Alfa Romeo 147 has manual transmission. 2003 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2000 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 147 | 2000 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | 147 | Signum |
| Year Released | 2003 | 2000 |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 99 HP | 123 HP |
| Engine RPM | 4000 RPM | 3250 RPM |
| Torque | 200 Nm | 280 Nm |
| Torque RPM | 2000 RPM | 1500 RPM |
| Engine Compression Ratio | 18.4:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 12.1 seconds | 11.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1345 kg | 1610 kg |
| Vehicle Length | 4180 mm | 4640 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 60 L |
