2006 Cadillac STS vs. 2003 Citroen C5
To start off, 2006 Cadillac STS is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Citroen C5. In addition, the cost of maintenance, including insurance, on 2003 Citroen C5 would be higher. At 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (321 HP @ 6400 RPM) has 207 more horse power than 2003 Citroen C5. (114 HP @ 5500 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2003 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 478 kg more than 2003 Citroen C5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 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 2006 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2003 Citroen C5, 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, 2006 Cadillac STS (427 Nm @ 4400 RPM) has 267 more torque (in Nm) than 2003 Citroen C5. (160 Nm @ 4000 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2003 Citroen C5. 2006 Cadillac STS has automatic transmission and 2003 Citroen C5 has manual transmission. 2003 Citroen C5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Cadillac STS | 2003 Citroen C5 | |
| Make | Cadillac | Citroen |
| Model | STS | C5 |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1768 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 114 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 427 Nm | 160 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 85 mm |
| Engine Stroke Size | 84 mm | 81 mm |
| Engine Compression Ratio | 10.5:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1818 kg | 1340 kg |
| Vehicle Length | 4990 mm | 4770 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1560 mm |
| Wheelbase Size | 2960 mm | 2760 mm |
| Fuel Tank Capacity | 66 L | 66 L |
