2006 BMW Z4 vs. 2012 Buick LaCrosse
To start off, 2012 Buick LaCrosse is newer by 6 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 3,600 cc (6 cylinders), 2012 Buick LaCrosse is equipped with a bigger engine. In terms of performance, 2012 Buick LaCrosse (303 HP @ 6800 RPM) has 75 more horse power than 2006 BMW Z4. (228 HP @ 5900 RPM) In normal driving conditions, 2012 Buick LaCrosse should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Buick LaCrosse weights approximately 470 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2012 Buick LaCrosse, being front wheel drive (FWD), will offer much better control with better grip. 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, 2012 Buick LaCrosse (358 Nm @ 5300 RPM) has 57 more torque (in Nm) than 2006 BMW Z4. (301 Nm @ 3500 RPM). This means 2012 Buick LaCrosse will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2012 Buick LaCrosse | |
| Make | BMW | Buick |
| Model | Z4 | LaCrosse |
| Year Released | 2006 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 303 HP |
| Engine RPM | 5900 RPM | 6800 RPM |
| Torque | 301 Nm | 358 Nm |
| Torque RPM | 3500 RPM | 5300 RPM |
| Fuel Type | Gasoline - Premium | Flex Fuel |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1365 kg | 1835 kg |
| Vehicle Length | 4100 mm | 5001 mm |
| Vehicle Width | 1790 mm | 1857 mm |
| Vehicle Height | 1310 mm | 1504 mm |
| Wheelbase Size | 2500 mm | 2837 mm |
| Fuel Consumption | 7.8 L/100km | 8.7 L/100km |
| Fuel Consumption City | 11.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 55 L | 68 L |
