1999 GMC Sierra vs. 2001 Vauxhall Omega
To start off, 2001 Vauxhall Omega is newer by 2 year(s). Which means there will be less support and parts availability for 1999 GMC Sierra. In addition, the cost of maintenance, including insurance, on 1999 GMC Sierra would be higher. At 5,325 cc (8 cylinders), 1999 GMC Sierra is equipped with a bigger engine. In terms of performance, 1999 GMC Sierra (282 HP @ 5200 RPM) has 140 more horse power than 2001 Vauxhall Omega. (142 HP @ 5400 RPM). In normal driving conditions, 1999 GMC Sierra should accelerate faster than 2001 Vauxhall Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 GMC Sierra weights approximately 230 kg more than 2001 Vauxhall Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2001 Vauxhall Omega. In wet, icy, snow, or gravel driving conditions, 1999 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, 1999 GMC Sierra (440 Nm @ 4000 RPM) has 230 more torque (in Nm) than 2001 Vauxhall Omega. (210 Nm @ 4000 RPM). This means 1999 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2001 Vauxhall Omega. 2001 Vauxhall Omega has automatic transmission and 1999 GMC Sierra has manual transmission. 1999 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Vauxhall Omega will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 GMC Sierra | 2001 Vauxhall Omega | |
| Make | GMC | Vauxhall |
| Model | Sierra | Omega |
| Year Released | 1999 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 5325 cc | 2198 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 282 HP | 142 HP |
| Engine RPM | 5200 RPM | 5400 RPM |
| Torque | 440 Nm | 210 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1835 kg | 1605 kg |
| Vehicle Length | 5170 mm | 4900 mm |
| Vehicle Width | 2000 mm | 1790 mm |
| Vehicle Height | 1810 mm | 1460 mm |
| Wheelbase Size | 3030 mm | 2740 mm |
