2003 Opel Vectra vs. 2010 Cadillac DTS
To start off, 2010 Cadillac DTS is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 4,600 cc (8 cylinders), 2010 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2010 Cadillac DTS (275 HP @ 6000 RPM) has 102 more horse power than 2003 Opel Vectra. (173 HP @ 5500 RPM) In normal driving conditions, 2010 Cadillac DTS should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Cadillac DTS weights approximately 308 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2010 Cadillac DTS (400 Nm @ 4400 RPM) has 130 more torque (in Nm) than 2003 Opel Vectra. (270 Nm @ 2500 RPM). This means 2010 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2010 Cadillac DTS has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Cadillac DTS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Vectra | 2010 Cadillac DTS | |
| Make | Opel | Cadillac |
| Model | Vectra | DTS |
| Year Released | 2003 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 4600 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 275 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 270 Nm | 400 Nm |
| Torque RPM | 2500 RPM | 4400 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1818 kg |
| Vehicle Length | 4600 mm | 5273 mm |
| Vehicle Width | 1800 mm | 1900 mm |
| Vehicle Height | 1470 mm | 1463 mm |
| Wheelbase Size | 2840 mm | 2936 mm |
| Fuel Consumption | 6.6 L/100km | 10.2 L/100km |
| Fuel Consumption City | 12.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 61 L | 68 L |
