2002 Alfa Romeo 156 vs. 2002 Opel Signum
To start off, both 2002 Alfa Romeo 156 and 2002 Opel Signum were released in the same year (2002). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,997 cc (4 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (148 HP @ 4000 RPM) has 35 more horse power than 2002 Alfa Romeo 156. (113 HP @ 4000 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 2002 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 90 kg more than 2002 Alfa Romeo 156. 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, 2002 Opel Signum (315 Nm @ 2000 RPM) has 40 more torque (in Nm) than 2002 Alfa Romeo 156. (275 Nm @ 2000 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2002 Alfa Romeo 156.
Compare all specifications:
| 2002 Alfa Romeo 156 | 2002 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Signum |
| Year Released | 2002 | 2002 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 148 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 275 Nm | 315 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 82 mm |
| Engine Stroke Size | 90.4 mm | 90.4 mm |
| Engine Compression Ratio | 18.5:1 | 18.0:1 |
| Top Speed | 191 km/hour | 209 km/hour |
| Acceleration 0-100mph | 10.7 seconds | 10.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1290 kg | 1380 kg |
| Vehicle Length | 4440 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2640 mm |
| Fuel Tank Capacity | 63 L | 60 L |
