2003 GMC Sierra vs. 1978 Vauxhall Royale
To start off, 2003 GMC Sierra is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Vauxhall Royale. In addition, the cost of maintenance, including insurance, on 1978 Vauxhall Royale would be higher. At 5,967 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 900 kg more than 1978 Vauxhall Royale.
Because 2003 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1978 Vauxhall Royale. In wet, icy, snow, or gravel driving conditions, 2003 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.
Compare all specifications:
| 2003 GMC Sierra | 1978 Vauxhall Royale | |
| Make | GMC | Vauxhall |
| Model | Sierra | Royale |
| Year Released | 2003 | 1978 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5967 cc | 2782 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 321 HP | 0 HP |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Vehicle Weight | 2270 kg | 1370 kg |
| Vehicle Length | 5790 mm | 4760 mm |
| Vehicle Width | 2000 mm | 1740 mm |
| Vehicle Height | 1850 mm | 1340 mm |
| Wheelbase Size | 3650 mm | 2670 mm |
