2005 Cadillac STS vs. 2008 Infiniti FX
To start off, 2008 Infiniti FX is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 4,565 cc (8 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (321 HP @ 6400 RPM) has 24 more horse power than 2008 Infiniti FX. (297 HP @ 6800 RPM). In normal driving conditions, 2005 Cadillac STS should accelerate faster than 2008 Infiniti FX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 497 kg more than 2008 Infiniti FX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2005 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2008 Infiniti FX will offer significantly more control. 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, 2005 Cadillac STS (427 Nm @ 4400 RPM) has 84 more torque (in Nm) than 2008 Infiniti FX. (343 Nm @ 4800 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Infiniti FX.
Compare all specifications:
| 2005 Cadillac STS | 2008 Infiniti FX | |
| Make | Cadillac | Infiniti |
| Model | STS | FX |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 297 HP |
| Engine RPM | 6400 RPM | 6800 RPM |
| Torque | 427 Nm | 343 Nm |
| Torque RPM | 4400 RPM | 4800 RPM |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1817 kg | 1320 kg |
| Vehicle Length | 4990 mm | 4810 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1680 mm |
| Wheelbase Size | 2960 mm | 2810 mm |
| Fuel Consumption Overall | 11.8 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 66 L | 90 L |
