2003 Alfa Romeo 156 vs. 2003 Opel Signum
To start off, both 2003 Alfa Romeo 156 and 2003 Opel Signum were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,173 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (207 HP @ 6200 RPM) has 89 more horse power than 2003 Alfa Romeo 156. (118 HP @ 6200 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 273 kg more than 2003 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, 2003 Opel Signum (300 Nm @ 4000 RPM) has 154 more torque (in Nm) than 2003 Alfa Romeo 156. (146 Nm @ 4200 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156. 2003 Opel Signum has automatic transmission and 2003 Alfa Romeo 156 has manual transmission. 2003 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 Alfa Romeo 156 | 2003 Opel Signum | |
Make | Alfa Romeo | Opel |
Model | 156 | Signum |
Year Released | 2003 | 2003 |
Body Type | Station Wagon | Hatchback |
Engine Position | Front | Front |
Engine Size | 1597 cc | 3173 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 118 HP | 207 HP |
Engine RPM | 6200 RPM | 6200 RPM |
Torque | 146 Nm | 300 Nm |
Torque RPM | 4200 RPM | 4000 RPM |
Engine Bore Size | 82 mm | 87.5 mm |
Engine Stroke Size | 75.6 mm | 88 mm |
Engine Compression Ratio | 10.3:1 | 10.0:1 |
Top Speed | 200 km/hour | 235 km/hour |
Acceleration 0-100mph | 11 seconds | 8.5 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 | 1340 kg | 1613 kg |
Vehicle Length | 4450 mm | 4640 mm |
Vehicle Width | 1750 mm | 1800 mm |
Vehicle Height | 1400 mm | 1470 mm |
Wheelbase Size | 2600 mm | 2840 mm |
Fuel Tank Capacity | 63 L | 60 L |