2009 Cadillac STS vs. 2007 Opel Signum
To start off, 2009 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Signum. In addition, the cost of maintenance, including insurance, on 2007 Opel Signum would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 127 more horse power than 2007 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 35 kg more than 2009 Cadillac STS.
Because 2009 Cadillac STS 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 2009 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Signum, 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, 2007 Opel Signum (370 Nm @ 1900 RPM) has 1 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
2009 Cadillac STS | 2007 Opel Signum | |
Make | Cadillac | Opel |
Model | STS | Signum |
Year Released | 2009 | 2007 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 3599 cc | 2958 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 302 HP | 175 HP |
Engine RPM | 6300 RPM | 4000 RPM |
Torque | 369 Nm | 370 Nm |
Torque RPM | 5200 RPM | 1900 RPM |
Engine Compression Ratio | 11.3:1 | 18.5:1 |
Fuel Type | Gasoline | Diesel |
Drive Type | Rear | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1635 kg | 1670 kg |
Vehicle Length | 5000 mm | 4640 mm |
Vehicle Width | 1850 mm | 1800 mm |
Vehicle Height | 1470 mm | 1470 mm |
Wheelbase Size | 2960 mm | 2840 mm |
Fuel Consumption Overall | 11.8 L/100km | 7.4 L/100km |
Fuel Tank Capacity | 64 L | 60 L |