2007 Cadillac STS vs. 2009 Chevrolet Impala
To start off, 2009 Chevrolet Impala is newer by 2 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 5,670 cc (8 cylinders), 2009 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Impala (303 HP @ 5600 RPM) has 48 more horse power than 2007 Cadillac STS. (255 HP @ 6500 RPM) In normal driving conditions, 2009 Chevrolet Impala should accelerate faster than 2007 Cadillac STS.
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, 2009 Chevrolet Impala, 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, 2009 Chevrolet Impala (438 Nm @ 4000 RPM) has 96 more torque (in Nm) than 2007 Cadillac STS. (342 Nm @ 3200 RPM). This means 2009 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS.
Compare all specifications:
2007 Cadillac STS | 2009 Chevrolet Impala | |
Make | Cadillac | Chevrolet |
Model | STS | Impala |
Year Released | 2007 | 2009 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 3556 cc | 5670 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 255 HP | 303 HP |
Engine RPM | 6500 RPM | 5600 RPM |
Torque | 342 Nm | 438 Nm |
Torque RPM | 3200 RPM | 4000 RPM |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | Rear | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Length | 4990 mm | 5100 mm |
Vehicle Width | 1850 mm | 1860 mm |
Vehicle Height | 1470 mm | 1500 mm |
Wheelbase Size | 2960 mm | 2810 mm |
Fuel Consumption | 8.7 L/100km | 9.8 L/100km |
Fuel Consumption City | 13.1 L/100km | 14.7 L/100km |
Fuel Consumption Overall | 11.2 L/100km | 12.4 L/100km |
Fuel Tank Capacity | 64 L | 64 L |