2005 Acura MDX vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Acura MDX. In addition, the cost of maintenance, including insurance, on 2005 Acura MDX would be higher. At 3,564 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (300 HP) has 35 more horse power than 2005 Acura MDX. (265 HP) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2005 Acura MDX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Acura MDX weights approximately 264 kg more than 2009 Cadillac STS.
Because 2005 Acura MDX 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 Acura MDX 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 Acura MDX (343 Nm) has 70 more torque (in Nm) than 2009 Cadillac STS. (273 Nm). This means 2005 Acura MDX will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2005 Acura MDX | 2009 Cadillac STS | |
| Make | Acura | Cadillac |
| Model | MDX | STS |
| Year Released | 2005 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3474 cc | 3564 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 265 HP | 300 HP |
| Torque | 343 Nm | 273 Nm |
| Engine Bore Size | 89 mm | 94 mm |
| Engine Stroke Size | 93 mm | 85.6 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2046 kg | 1782 kg |
| Vehicle Length | 4800 mm | 4990 mm |
| Vehicle Width | 1960 mm | 1850 mm |
| Vehicle Height | 1820 mm | 1470 mm |
| Wheelbase Size | 2680 mm | 2960 mm |
| Fuel Consumption Highway | 10.2 L/100km | 10 L/100km |
| Fuel Consumption City | 13.8 L/100km | 14 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 12.7 L/100km |
| Fuel Tank Capacity | 77 L | 58 L |
