2002 Alfa Romeo 156 vs. 2000 Opel Signum
To start off, 2002 Alfa Romeo 156 is newer by 2 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, 2002 Alfa Romeo 156 (138 HP @ 6500 RPM) has 15 more horse power than 2000 Opel Signum. (123 HP @ 3250 RPM). In normal driving conditions, 2002 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 218 kg more than 2002 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, 2000 Opel Signum (280 Nm @ 1500 RPM) has 117 more torque (in Nm) than 2002 Alfa Romeo 156. (163 Nm @ 3900 RPM). This means 2000 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2002 Alfa Romeo 156. 2000 Opel Signum has automatic transmission and 2002 Alfa Romeo 156 has manual transmission. 2002 Alfa Romeo 156 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:
| 2002 Alfa Romeo 156 | 2000 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Signum |
| Year Released | 2002 | 2000 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 123 HP |
| Engine RPM | 6500 RPM | 3250 RPM |
| Torque | 163 Nm | 280 Nm |
| Torque RPM | 3900 RPM | 1500 RPM |
| Engine Compression Ratio | 10.3:1 | 18.5:1 |
| Acceleration 0-100mph | 9.7 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 | 1392 kg | 1610 kg |
| Vehicle Length | 4450 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2620 mm |
| Fuel Tank Capacity | 63 L | 60 L |
