2006 Cadillac STS vs. 2006 Mercury Mariner
To start off, both 2006 Cadillac STS and 2006 Mercury Mariner were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 168 more horse power than 2006 Mercury Mariner. (153 HP @ 5800 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2006 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 193 kg more than 2006 Cadillac STS.
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, 2006 Mercury Mariner, 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 221 more torque (in Nm) than 2006 Mercury Mariner. (206 Nm @ 4250 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mariner.
Compare all specifications:
| 2006 Cadillac STS | 2006 Mercury Mariner | |
| Make | Cadillac | Mercury |
| Model | STS | Mariner |
| Year Released | 2006 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 2299 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 153 HP |
| Engine RPM | 6400 RPM | 5800 RPM |
| Torque | 427 Nm | 206 Nm |
| Torque RPM | 4400 RPM | 4250 RPM |
| Engine Bore Size | 93 mm | 87.4 mm |
| Engine Stroke Size | 84 mm | 94 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1818 kg | 2011 kg |
| Vehicle Length | 4990 mm | 4450 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1730 mm |
| Wheelbase Size | 2960 mm | 2630 mm |
| Fuel Consumption | 9.1 L/100km | 9.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 14.5 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 66 L | 62 L |
