2003 Opel Signum vs. 2005 Renault Laguna
To start off, 2005 Renault Laguna is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 1,998 cc (4 cylinders), 2005 Renault Laguna is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (173 HP @ 5600 RPM) has 6 more horse power than 2005 Renault Laguna. (167 HP @ 5000 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2005 Renault Laguna. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 145 kg more than 2005 Renault Laguna. 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 (280 Nm @ 2500 RPM) has 10 more torque (in Nm) than 2005 Renault Laguna. (270 Nm @ 3250 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Renault Laguna.
Compare all specifications:
| 2003 Opel Signum | 2005 Renault Laguna | |
| Make | Opel | Renault |
| Model | Signum | Laguna |
| Year Released | 2003 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 167 HP |
| Engine RPM | 5600 RPM | 5000 RPM |
| Torque | 280 Nm | 270 Nm |
| Torque RPM | 2500 RPM | 3250 RPM |
| Engine Bore Size | 86 mm | 82.7 mm |
| Engine Stroke Size | 86 mm | 93 mm |
| Engine Compression Ratio | 9.5:1 | 9.5:1 |
| Top Speed | 220 km/hour | 219 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 9 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1495 kg | 1350 kg |
| Vehicle Length | 4640 mm | 4600 mm |
| Vehicle Width | 1800 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2720 mm | 2690 mm |
| Fuel Consumption Highway | 6.9 L/100km | 6.7 L/100km |
| Fuel Consumption Overall | 9.2 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 58 L | 68 L |
