2007 Alfa Romeo 156 vs. 2000 Opel Signum
To start off, 2007 Alfa Romeo 156 is newer by 7 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 2,490 cc (6 cylinders), 2007 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 156 (189 HP @ 6300 RPM) has 69 more horse power than 2000 Opel Signum. (120 HP @ 6000 RPM). In normal driving conditions, 2007 Alfa Romeo 156 should accelerate faster than 2000 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2000 Opel Signum weights approximately 125 kg more than 2007 Alfa Romeo 156.
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, 2007 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 51 more torque (in Nm) than 2000 Opel Signum. (167 Nm @ 3800 RPM). This means 2007 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2000 Opel Signum.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2000 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Signum |
| Year Released | 2007 | 2000 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 120 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 218 Nm | 167 Nm |
| Torque RPM | 5000 RPM | 3800 RPM |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 7.3 seconds | 12.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1355 kg | 1480 kg |
| Vehicle Length | 4440 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2640 mm |
| Fuel Consumption Overall | 11.8 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
