2007 Cadillac STS vs. 2011 Acura RL
To start off, 2011 Acura RL is newer by 4 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 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (320 HP @ 6400 RPM) has 20 more horse power than 2011 Acura RL. (300 HP @ 6300 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2011 Acura RL. With that said, vehicle weight also plays an important factor in acceleration. 2011 Acura RL weights approximately 286 kg more than 2007 Cadillac STS.
Because 2011 Acura RL is all wheel drive (AWD), it will have significant more traction and grip than 2007 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2011 Acura RL 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 60 more torque (in Nm) than 2011 Acura RL. (367 Nm @ 5000 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2011 Acura RL.
Compare all specifications:
| 2007 Cadillac STS | 2011 Acura RL | |
| Make | Cadillac | Acura |
| Model | STS | RL |
| Year Released | 2007 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3700 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 300 HP |
| Engine RPM | 6400 RPM | 6300 RPM |
| Torque | 427 Nm | 367 Nm |
| Torque RPM | 4400 RPM | 5000 RPM |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1566 kg | 1852 kg |
| Vehicle Length | 4990 mm | 4971 mm |
| Vehicle Width | 1850 mm | 1847 mm |
| Vehicle Height | 1470 mm | 1453 mm |
| Wheelbase Size | 2960 mm | 2799 mm |
| Fuel Consumption | 8.7 L/100km | 9.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 64 L | 73 L |
