2005 Acura RSX vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Acura RSX. In addition, the cost of maintenance, including insurance, on 2005 Acura RSX would be higher. At 3,563 cc (6 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (253 HP @ 6500 RPM) has 93 more horse power than 2005 Acura RSX. (160 HP @ 5600 RPM) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2005 Acura RSX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 508 kg more than 2005 Acura RSX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 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 2007 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2005 Acura RSX, 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, 2007 Cadillac STS (342 Nm) has 151 more torque (in Nm) than 2005 Acura RSX. (191 Nm). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2005 Acura RSX.
Compare all specifications:
| 2005 Acura RSX | 2007 Cadillac STS | |
| Make | Acura | Cadillac |
| Model | RSX | STS |
| Year Released | 2005 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1999 cc | 3563 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 160 HP | 253 HP |
| Engine RPM | 5600 RPM | 6500 RPM |
| Torque | 191 Nm | 342 Nm |
| Engine Bore Size | 86 mm | 94 mm |
| Engine Stroke Size | 86 mm | 85.6 mm |
| Engine Compression Ratio | 9.8:1 | 10.2:1 |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1274 kg | 1782 kg |
| Vehicle Length | 4390 mm | 4990 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2960 mm |
| Fuel Consumption | 6.9 L/100km | 9.8 L/100km |
| Fuel Consumption City | 9.4 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 8.4 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 50 L | 66 L |
