2005 BMW X5 vs. 2006 Buick LaCrosse
To start off, 2006 Buick LaCrosse is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW X5. In addition, the cost of maintenance, including insurance, on 2005 BMW X5 would be higher. At 4,392 cc (8 cylinders), 2005 BMW X5 is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (321 HP) has 121 more horse power than 2006 Buick LaCrosse. (200 HP). In normal driving conditions, 2005 BMW X5 should accelerate faster than 2006 Buick LaCrosse. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 285 kg more than 2006 Buick LaCrosse. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Buick LaCrosse. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 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 BMW X5 (450 Nm @ 3700 RPM) has 138 more torque (in Nm) than 2006 Buick LaCrosse. (312 Nm @ 4000 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Buick LaCrosse.
Compare all specifications:
| 2005 BMW X5 | 2006 Buick LaCrosse | |
| Make | BMW | Buick |
| Model | X5 | LaCrosse |
| Year Released | 2005 | 2006 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4392 cc | 3786 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 321 HP | 200 HP |
| Torque | 450 Nm | 312 Nm |
| Torque RPM | 3700 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 97 mm |
| Engine Stroke Size | 83 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2235 kg | 1950 kg |
| Vehicle Length | 4670 mm | 5040 mm |
| Vehicle Width | 1880 mm | 1860 mm |
| Vehicle Height | 1710 mm | 1460 mm |
| Wheelbase Size | 2890 mm | 2810 mm |
| Fuel Consumption Highway | 10.7 L/100km | 7.8 L/100km |
| Fuel Consumption City | 14.7 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 92 L | 64 L |
