2004 GMC Sierra vs. 1998 Opel Signum
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 Signum. In addition, the cost of maintenance, including insurance, on 1998 Opel Signum 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 201 more horse power than 1998 Opel Signum. (99 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1998 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1135 kg more than 1998 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1998 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2004 GMC Sierra 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, 2004 GMC Sierra (489 Nm) has 304 more torque (in Nm) than 1998 Opel Signum. (185 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Signum.
Compare all specifications:
| 2004 GMC Sierra | 1998 Opel Signum | |
| Make | GMC | Opel |
| Model | Sierra | Signum |
| Year Released | 2004 | 1998 |
| Body Type | Pickup | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 1909 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 99 HP |
| Torque | 489 Nm | 185 Nm |
| Engine Bore Size | 102 mm | 84 mm |
| Engine Stroke Size | 92 mm | 90 mm |
| Drive Type | 4WD | Front |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2730 kg | 1595 kg |
| Vehicle Length | 6030 mm | 4640 mm |
| Vehicle Width | 2030 mm | 1800 mm |
| Vehicle Height | 1940 mm | 1470 mm |
| Wheelbase Size | 4250 mm | 2840 mm |
| Fuel Tank Capacity | 129 L | 60 L |
