2003 Opel Signum vs. 2010 Chevrolet Lacetti
To start off, 2010 Chevrolet Lacetti is newer by 7 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 1,910 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (173 HP @ 5600 RPM) has 53 more horse power than 2010 Chevrolet Lacetti. (120 HP @ 5800 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2010 Chevrolet Lacetti. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 211 kg more than 2010 Chevrolet Lacetti. 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 115 more torque (in Nm) than 2010 Chevrolet Lacetti. (165 Nm @ 4000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2010 Chevrolet Lacetti.
Compare all specifications:
| 2003 Opel Signum | 2010 Chevrolet Lacetti | |
| Make | Opel | Chevrolet |
| Model | Signum | Lacetti |
| Year Released | 2003 | 2010 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1799 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 173 HP | 120 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 280 Nm | 165 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 81.6 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 9.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 220 km/hour | 194 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 9.5 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1495 kg | 1284 kg |
| Vehicle Length | 4640 mm | 4300 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2720 mm | 2610 mm |
| Fuel Consumption Overall | 9.2 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 58 L | 60 L |
