2006 Infiniti Q45 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 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2006 Infiniti Q45 would be higher. At 4,490 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 158 more horse power than 2012 Buick LaCrosse. (182 HP @ 6700 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2012 Buick LaCrosse. With that said, vehicle weight also plays an important factor in acceleration. 2012 Buick LaCrosse weights approximately 420 kg more than 2006 Infiniti Q45.
Because 2006 Infiniti Q45 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 Infiniti Q45. 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, 2006 Infiniti Q45 (452 Nm @ 4000 RPM) has 219 more torque (in Nm) than 2012 Buick LaCrosse. (233 Nm @ 4900 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2012 Buick LaCrosse.
Compare all specifications:
| 2006 Infiniti Q45 | 2012 Buick LaCrosse | |
| Make | Infiniti | Buick |
| Model | Q45 | LaCrosse |
| Year Released | 2006 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4490 cc | 2400 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 182 HP |
| Engine RPM | 6400 RPM | 6700 RPM |
| Torque | 452 Nm | 233 Nm |
| Torque RPM | 4000 RPM | 4900 RPM |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1740 kg |
| Vehicle Length | 5110 mm | 5001 mm |
| Vehicle Width | 1850 mm | 1857 mm |
| Vehicle Height | 1500 mm | 1504 mm |
| Wheelbase Size | 2880 mm | 2837 mm |
| Fuel Consumption Highway | 10 L/100km | 6.5 L/100km |
| Fuel Consumption City | 14 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 81 L | 59 L |
