2004 GMC Sierra vs. 2002 Opel Omega
To start off, 2004 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Opel Omega. In addition, the cost of maintenance, including insurance, on 2002 Opel Omega would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (300 HP) has 152 more horse power than 2002 Opel Omega. (148 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 2002 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 797 kg more than 2002 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 GMC Sierra (488 Nm) has 188 more torque (in Nm) than 2002 Opel Omega. (300 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Omega.
Compare all specifications:
| 2004 GMC Sierra | 2002 Opel Omega | |
| Make | GMC | Opel |
| Model | Sierra | Omega |
| Year Released | 2004 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 148 HP |
| Torque | 488 Nm | 300 Nm |
| Engine Bore Size | 102.1 mm | 80 mm |
| Engine Stroke Size | 92 mm | 82.8 mm |
| Transmission Type | Manual | Manual |
| Number of Seats | 3 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2282 kg | 1485 kg |
| Vehicle Length | 5650 mm | 4900 mm |
| Vehicle Width | 2000 mm | 1780 mm |
| Vehicle Height | 1890 mm | 1460 mm |
| Wheelbase Size | 3380 mm | 2640 mm |
| Fuel Tank Capacity | 129 L | 75 L |
