2009 Cadillac STS vs. 2007 Chevrolet Lumina
To start off, 2009 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Chevrolet Lumina. In addition, the cost of maintenance, including insurance, on 2007 Chevrolet Lumina would be higher. At 5,667 cc (8 cylinders), 2007 Chevrolet Lumina is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Lumina (335 HP @ 5600 RPM) has 33 more horse power than 2009 Cadillac STS. (302 HP @ 6300 RPM) In normal driving conditions, 2007 Chevrolet Lumina should accelerate faster than 2009 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Chevrolet Lumina weights approximately 19 kg more than 2009 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Chevrolet Lumina (471 Nm @ 4000 RPM) has 102 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2007 Chevrolet Lumina will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2007 Chevrolet Lumina | |
| Make | Cadillac | Chevrolet |
| Model | STS | Lumina |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 5667 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 335 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 369 Nm | 471 Nm |
| Torque RPM | 5200 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1654 kg |
| Vehicle Length | 5000 mm | 4880 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2960 mm | 2940 mm |
| Fuel Consumption Overall | 11.8 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 64 L | 75 L |
