2006 Chevrolet Colorado vs. 2003 Opel Vectra
To start off, 2006 Chevrolet Colorado is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,958 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (176 HP @ 4000 RPM) has 1 more horse power than 2006 Chevrolet Colorado. (175 HP @ 5600 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2006 Chevrolet Colorado. With that said, vehicle weight also plays an important factor in acceleration. 2006 Chevrolet Colorado weights approximately 160 kg more than 2003 Opel Vectra.
Because 2006 Chevrolet Colorado is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2006 Chevrolet Colorado will offer significantly more control. 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 Vectra (370 Nm @ 1900 RPM) has 119 more torque (in Nm) than 2006 Chevrolet Colorado. (251 Nm @ 2800 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2006 Chevrolet Colorado.
Compare all specifications:
| 2006 Chevrolet Colorado | 2003 Opel Vectra | |
| Make | Chevrolet | Opel |
| Model | Colorado | Vectra |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2770 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 176 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 251 Nm | 370 Nm |
| Torque RPM | 2800 RPM | 1900 RPM |
| Engine Bore Size | 93 mm | 87.5 mm |
| Engine Stroke Size | 102 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 3 seats | 5 seats |
| Vehicle Weight | 1750 kg | 1590 kg |
| Vehicle Length | 4890 mm | 4830 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1650 mm | 1510 mm |
