2005 Cadillac CTS vs. 2006 Opel Vectra
To start off, 2006 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac CTS would be higher. At 3,564 cc (6 cylinders), 2005 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2005 Cadillac CTS (255 HP @ 6000 RPM) has 47 more horse power than 2006 Opel Vectra. (208 HP @ 6200 RPM). In normal driving conditions, 2005 Cadillac CTS should accelerate faster than 2006 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Vectra weights approximately 33 kg more than 2005 Cadillac CTS.
Because 2005 Cadillac CTS 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 Cadillac CTS. However, in wet, icy, snow, or gravel driving conditions, 2006 Opel Vectra, 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 Cadillac CTS (343 Nm) has 43 more torque (in Nm) than 2006 Opel Vectra. (300 Nm). This means 2005 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Vectra.
Compare all specifications:
| 2005 Cadillac CTS | 2006 Opel Vectra | |
| Make | Cadillac | Opel |
| Model | CTS | Vectra |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 208 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 343 Nm | 300 Nm |
| Engine Bore Size | 94 mm | 87.5 mm |
| Engine Stroke Size | 86 mm | 88 mm |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1592 kg | 1625 kg |
| Vehicle Length | 4840 mm | 4830 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 2890 mm | 2840 mm |
| Fuel Consumption Overall | 11.8 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 64 L | 60 L |
