2006 Buick Lucerne vs. 2008 Cadillac STS
To start off, 2008 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Buick Lucerne. In addition, the cost of maintenance, including insurance, on 2006 Buick Lucerne would be higher. At 3,786 cc (6 cylinders), 2006 Buick Lucerne is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (302 HP @ 6300 RPM) has 104 more horse power than 2006 Buick Lucerne. (198 HP @ 5200 RPM) In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2006 Buick Lucerne. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 10 kg more than 2006 Buick Lucerne. 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 2006 Buick Lucerne. 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, 2008 Cadillac STS (369 Nm @ 5200 RPM) has 61 more torque (in Nm) than 2006 Buick Lucerne. (308 Nm @ 3800 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 Buick Lucerne.
Compare all specifications:
| 2006 Buick Lucerne | 2008 Cadillac STS | |
| Make | Buick | Cadillac |
| Model | Lucerne | STS |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3786 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 198 HP | 302 HP |
| Engine RPM | 5200 RPM | 6300 RPM |
| Torque | 308 Nm | 369 Nm |
| Torque RPM | 3800 RPM | 5200 RPM |
| Engine Compression Ratio | 10.2:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1560 kg |
| Vehicle Length | 5170 mm | 5000 mm |
| Vehicle Width | 1880 mm | 1850 mm |
| Vehicle Height | 1480 mm | 1470 mm |
| Wheelbase Size | 2940 mm | 2960 mm |
| Fuel Consumption | 8.4 L/100km | 9.1 L/100km |
| Fuel Consumption City | 12.4 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 68 L | 64 L |
