1991 Citroen C 15 vs. 2001 Vauxhall Omega
To start off, 2001 Vauxhall Omega is newer by 10 year(s). Which means there will be less support and parts availability for 1991 Citroen C 15. In addition, the cost of maintenance, including insurance, on 1991 Citroen C 15 would be higher. At 3,175 cc (6 cylinders), 2001 Vauxhall Omega is equipped with a bigger engine. In terms of performance, 2001 Vauxhall Omega (215 HP @ 6000 RPM) has 141 more horse power than 1991 Citroen C 15. (74 HP @ 6200 RPM) In normal driving conditions, 2001 Vauxhall Omega should accelerate faster than 1991 Citroen C 15. With that said, vehicle weight also plays an important factor in acceleration. 2001 Vauxhall Omega weights approximately 760 kg more than 1991 Citroen C 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 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 2001 Vauxhall Omega. However, in wet, icy, snow, or gravel driving conditions, 1991 Citroen C 15, 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, 2001 Vauxhall Omega (290 Nm @ 3400 RPM) has 181 more torque (in Nm) than 1991 Citroen C 15. (109 Nm @ 4000 RPM). This means 2001 Vauxhall Omega will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen C 15. 2001 Vauxhall Omega has automatic transmission and 1991 Citroen C 15 has manual transmission. 1991 Citroen C 15 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:
| 1991 Citroen C 15 | 2001 Vauxhall Omega | |
| Make | Citroen | Vauxhall |
| Model | C 15 | Omega |
| Year Released | 1991 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1360 cc | 3175 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 215 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 109 Nm | 290 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 875 kg | 1635 kg |
| Vehicle Length | 4010 mm | 4900 mm |
| Vehicle Width | 1650 mm | 1790 mm |
| Vehicle Height | 1820 mm | 1460 mm |
| Wheelbase Size | 2750 mm | 2740 mm |
