2003 Alfa Romeo 166 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 2,959 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (217 HP @ 6300 RPM) has 44 more horse power than 2005 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 10 kg more than 2003 Alfa Romeo 166.
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, both vehicles can yield 265 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2003 Alfa Romeo 166 has automatic transmission and 2005 Opel Signum has manual transmission. 2005 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 Alfa Romeo 166 | 2005 Opel Signum | |
Make | Alfa Romeo | Opel |
Model | 166 | Signum |
Year Released | 2003 | 2005 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 2959 cc | 1908 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 217 HP | 173 HP |
Engine RPM | 6300 RPM | 5500 RPM |
Torque | 265 Nm | 265 Nm |
Torque RPM | 5000 RPM | 2500 RPM |
Engine Bore Size | 93 mm | 86 mm |
Engine Stroke Size | 72.6 mm | 86 mm |
Engine Compression Ratio | 10.0:1 | 9.5:1 |
Top Speed | 236 km/hour | 220 km/hour |
Acceleration 0-100mph | 8.6 seconds | 9.4 seconds |
Drive Type | Front | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1550 kg | 1560 kg |
Vehicle Length | 4730 mm | 4640 mm |
Vehicle Width | 1810 mm | 1800 mm |
Vehicle Height | 1420 mm | 1470 mm |
Wheelbase Size | 2600 mm | 2620 mm |
Fuel Consumption Overall | 13 L/100km | 9.2 L/100km |
Fuel Tank Capacity | 69 L | 60 L |