2008 Cadillac STS vs. 2006 Chevrolet Avalanche
To start off, 2008 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Chevrolet Avalanche. In addition, the cost of maintenance, including insurance, on 2006 Chevrolet Avalanche would be higher. At 5,328 cc (8 cylinders), 2006 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (302 HP @ 6300 RPM) has 7 more horse power than 2006 Chevrolet Avalanche. (295 HP @ 5200 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2006 Chevrolet Avalanche. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 482 kg more than 2006 Chevrolet Avalanche. 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 Chevrolet Avalanche. 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, 2006 Chevrolet Avalanche (455 Nm @ 4000 RPM) has 86 more torque (in Nm) than 2008 Cadillac STS. (369 Nm @ 5200 RPM). This means 2006 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac STS.
Compare all specifications:
| 2008 Cadillac STS | 2006 Chevrolet Avalanche | |
| Make | Cadillac | Chevrolet |
| Model | STS | Avalanche |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 5328 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 302 HP | 295 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 369 Nm | 455 Nm |
| Torque RPM | 5200 RPM | 4000 RPM |
| Engine Bore Size | 94.1 mm | 96 mm |
| Engine Stroke Size | 85.6 mm | 91.9 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1078 kg |
| Vehicle Length | 4990 mm | 5640 mm |
| Vehicle Width | 1850 mm | 2030 mm |
| Vehicle Height | 1470 mm | 1880 mm |
| Wheelbase Size | 2960 mm | 3310 mm |
| Fuel Consumption | 9.8 L/100km | 12.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 16.8 L/100km |
| Fuel Consumption Overall | 12.5 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 64 L | 117 L |
