2003 GMC Sierra vs. 1986 Opel Omega
To start off, 2003 GMC Sierra is newer by 17 year(s). Which means there will be less support and parts availability for 1986 Opel Omega. In addition, the cost of maintenance, including insurance, on 1986 Opel Omega would be higher. At 4,816 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 GMC Sierra (275 HP) has 153 more horse power than 1986 Opel Omega. (122 HP). In normal driving conditions, 2003 GMC Sierra should accelerate faster than 1986 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 670 kg more than 1986 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2003 GMC Sierra (386 Nm) has 211 more torque (in Nm) than 1986 Opel Omega. (175 Nm). This means 2003 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1986 Opel Omega.
Compare all specifications:
| 2003 GMC Sierra | 1986 Opel Omega | |
| Make | GMC | Opel |
| Model | Sierra | Omega |
| Year Released | 2003 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4816 cc | 1996 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 275 HP | 122 HP |
| Torque | 386 Nm | 175 Nm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 3 seats | 5 seats |
| Vehicle Weight | 1945 kg | 1275 kg |
| Vehicle Length | 5650 mm | 4740 mm |
| Vehicle Width | 2000 mm | 1770 mm |
| Vehicle Height | 1810 mm | 1450 mm |
| Wheelbase Size | 3380 mm | 2740 mm |
