2009 Cadillac STS vs. 2005 Infiniti M
To start off, 2009 Cadillac STS is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Infiniti M. In addition, the cost of maintenance, including insurance, on 2005 Infiniti M 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 26 more horse power than 2005 Infiniti M. (276 HP @ 6200 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2005 Infiniti M. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 180 kg more than 2009 Cadillac STS.
Because 2005 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2005 Infiniti M 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, 2009 Cadillac STS (369 Nm @ 5200 RPM) has 3 more torque (in Nm) than 2005 Infiniti M. (366 Nm @ 4800 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2005 Infiniti M.
Compare all specifications:
| 2009 Cadillac STS | 2005 Infiniti M | |
| Make | Cadillac | Infiniti |
| Model | STS | M |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 276 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 369 Nm | 366 Nm |
| Torque RPM | 5200 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1815 kg |
| Vehicle Length | 5000 mm | 4900 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1520 mm |
| Wheelbase Size | 2960 mm | 2880 mm |
| Fuel Tank Capacity | 64 L | 75 L |
