2004 GMC Sierra vs. 1998 Opel Astra
To start off, 2004 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 1998 Opel Astra. In addition, the cost of maintenance, including insurance, on 1998 Opel Astra 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 226 more horse power than 1998 Opel Astra. (74 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1998 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1162 kg more than 1998 Opel Astra. 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 358 more torque (in Nm) than 1998 Opel Astra. (130 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Astra.
Compare all specifications:
| 2004 GMC Sierra | 1998 Opel Astra | |
| Make | GMC | Opel |
| Model | Sierra | Astra |
| Year Released | 2004 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 1596 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 74 HP |
| Torque | 488 Nm | 130 Nm |
| Engine Bore Size | 102.1 mm | 85 mm |
| Engine Stroke Size | 92 mm | 69.8 mm |
| Transmission Type | Manual | Manual |
| Number of Seats | 3 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 2282 kg | 1120 kg |
| Vehicle Length | 5650 mm | 4060 mm |
| Vehicle Width | 2000 mm | 1700 mm |
| Vehicle Height | 1890 mm | 1420 mm |
| Wheelbase Size | 3380 mm | 2620 mm |
