2004 Buick Regal vs. 2003 Vauxhall Omega
To start off, 2004 Buick Regal is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Vauxhall Omega. In addition, the cost of maintenance, including insurance, on 2003 Vauxhall Omega would be higher. At 3,791 cc (6 cylinders), 2004 Buick Regal is equipped with a bigger engine. In terms of performance, 2004 Buick Regal (197 HP @ 5200 RPM) has 55 more horse power than 2003 Vauxhall Omega. (142 HP @ 5400 RPM). In normal driving conditions, 2004 Buick Regal should accelerate faster than 2003 Vauxhall Omega. With that said, vehicle weight also plays an important factor in acceleration. 2003 Vauxhall Omega weights approximately 144 kg more than 2004 Buick Regal.
Because 2003 Vauxhall Omega is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Vauxhall Omega. However, in wet, icy, snow, or gravel driving conditions, 2004 Buick Regal, being front wheel drive (FWD), will offer much better control with better grip. 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 Buick Regal (312 Nm @ 4000 RPM) has 103 more torque (in Nm) than 2003 Vauxhall Omega. (209 Nm @ 4000 RPM). This means 2004 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Omega.
Compare all specifications:
| 2004 Buick Regal | 2003 Vauxhall Omega | |
| Make | Buick | Vauxhall |
| Model | Regal | Omega |
| Year Released | 2004 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 142 HP |
| Engine RPM | 5200 RPM | 5400 RPM |
| Torque | 312 Nm | 209 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1521 kg | 1665 kg |
| Vehicle Length | 4990 mm | 4900 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 3080 mm | 2740 mm |
