2006 GMC Sierra vs. 2001 Opel Vectra
To start off, 2006 GMC Sierra is newer by 5 year(s). Which means there will be less support and parts availability for 2001 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2001 Opel Vectra would be higher. At 5,358 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 195 more horse power than 2001 Opel Vectra. (100 HP @ 4300 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2001 Opel Vectra.
Let's talk about torque, 2006 GMC Sierra (454 Nm @ 4000 RPM) has 214 more torque (in Nm) than 2001 Opel Vectra. (240 Nm @ 1950 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Vectra.
Compare all specifications:
| 2006 GMC Sierra | 2001 Opel Vectra | |
| Make | GMC | Opel |
| Model | Sierra | Vectra |
| Year Released | 2006 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 5358 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 295 HP | 100 HP |
| Engine RPM | 5200 RPM | 4300 RPM |
| Torque | 454 Nm | 240 Nm |
| Torque RPM | 4000 RPM | 1950 RPM |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Fuel Type | Gasoline / Electric Hybrid | Diesel |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5850 mm | 4260 mm |
| Vehicle Width | 2000 mm | 1710 mm |
| Vehicle Height | 1810 mm | 1430 mm |
| Wheelbase Size | 3650 mm | 2500 mm |
| Fuel Tank Capacity | 98 L | 60 L |
