2008 Cadillac STS vs. 2005 Chevrolet Lumina
To start off, 2008 Cadillac STS is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Lumina. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Lumina would be higher. At 5,799 cc (8 cylinders), 2005 Chevrolet Lumina is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Lumina (325 HP @ 5600 RPM) has 23 more horse power than 2008 Cadillac STS. (302 HP @ 6300 RPM) In normal driving conditions, 2005 Chevrolet Lumina should accelerate faster than 2008 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Lumina weights approximately 100 kg more than 2008 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2005 Chevrolet Lumina. In wet, icy, snow, or gravel driving conditions, 2008 Cadillac STS 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 Chevrolet Lumina (460 Nm @ 4400 RPM) has 91 more torque (in Nm) than 2008 Cadillac STS. (369 Nm @ 5200 RPM). This means 2005 Chevrolet Lumina will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac STS. 2008 Cadillac STS has automatic transmission and 2005 Chevrolet Lumina has manual transmission. 2005 Chevrolet Lumina will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Cadillac STS | 2005 Chevrolet Lumina | |
| Make | Cadillac | Chevrolet |
| Model | STS | Lumina |
| Year Released | 2008 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 5799 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 302 HP | 325 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 369 Nm | 460 Nm |
| Torque RPM | 5200 RPM | 4400 RPM |
| Engine Compression Ratio | 11.3:1 | 10.1:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1660 kg |
| Wheelbase Size | 2960 mm | 2650 mm |
| Fuel Tank Capacity | 64 L | 75 L |
