2007 Cadillac STS vs. 2008 Mercury Mountaineer
To start off, 2008 Mercury Mountaineer is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS would be higher. At 4,605 cc (8 cylinders), 2008 Mercury Mountaineer is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (321 HP @ 6400 RPM) has 29 more horse power than 2008 Mercury Mountaineer. (292 HP @ 5750 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2008 Mercury Mountaineer. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercury Mountaineer weights approximately 201 kg more than 2007 Cadillac STS.
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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 20 more torque (in Nm) than 2008 Mercury Mountaineer. (407 Nm @ 3950 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercury Mountaineer.
Compare all specifications:
| 2007 Cadillac STS | 2008 Mercury Mountaineer | |
| Make | Cadillac | Mercury |
| Model | STS | Mountaineer |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4605 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 321 HP | 292 HP |
| Engine RPM | 6400 RPM | 5750 RPM |
| Torque | 427 Nm | 407 Nm |
| Torque RPM | 4400 RPM | 3950 RPM |
| Engine Compression Ratio | 10.5:1 | 9.7:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1635 kg | 1836 kg |
| Vehicle Length | 4990 mm | 4920 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1470 mm | 1860 mm |
| Wheelbase Size | 2960 mm | 2890 mm |
| Fuel Consumption | 8.7 L/100km | 11.2 L/100km |
| Fuel Consumption City | 13.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 64 L | 85 L |
