2008 Daihatsu Sirion vs. 2005 Vauxhall Omega
To start off, 2008 Daihatsu Sirion is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Vauxhall Omega. In addition, the cost of maintenance, including insurance, on 2005 Vauxhall Omega would be higher. At 2,198 cc (4 cylinders), 2005 Vauxhall Omega is equipped with a bigger engine. In terms of performance, 2005 Vauxhall Omega (142 HP @ 5400 RPM) has 41 more horse power than 2008 Daihatsu Sirion. (101 HP @ 7000 RPM) In normal driving conditions, 2005 Vauxhall Omega should accelerate faster than 2008 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2005 Vauxhall Omega weights approximately 788 kg more than 2008 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 Vauxhall Omega. However, in wet, icy, snow, or gravel driving conditions, 2008 Daihatsu Sirion, 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, 2005 Vauxhall Omega (209 Nm @ 4000 RPM) has 89 more torque (in Nm) than 2008 Daihatsu Sirion. (120 Nm @ 4400 RPM). This means 2005 Vauxhall Omega will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion. 2008 Daihatsu Sirion has automatic transmission and 2005 Vauxhall Omega has manual transmission. 2005 Vauxhall Omega will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Daihatsu Sirion | 2005 Vauxhall Omega | |
| Make | Daihatsu | Vauxhall |
| Model | Sirion | Omega |
| Year Released | 2008 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 101 HP | 142 HP |
| Engine RPM | 7000 RPM | 5400 RPM |
| Torque | 120 Nm | 209 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 820 kg | 1608 kg |
| Vehicle Length | 3700 mm | 4900 mm |
| Vehicle Width | 1600 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1460 mm |
| Wheelbase Size | 2350 mm | 2740 mm |
