2006 BMW 645 vs. 2009 Buick Lucerne
To start off, 2009 Buick Lucerne is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 645. In addition, the cost of maintenance, including insurance, on 2006 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 101 more horse power than 2009 Buick Lucerne. (227 HP @ 5700 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2009 Buick Lucerne. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 219 kg more than 2009 Buick Lucerne. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 645 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 645. However, in wet, icy, snow, or gravel driving conditions, 2009 Buick Lucerne, 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 BMW 645 (450 Nm @ 3600 RPM) has 129 more torque (in Nm) than 2009 Buick Lucerne. (321 Nm @ 2300 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2009 Buick Lucerne. 2009 Buick Lucerne has automatic transmission and 2006 BMW 645 has manual transmission. 2006 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Buick Lucerne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 645 | 2009 Buick Lucerne | |
| Make | BMW | Buick |
| Model | 645 | Lucerne |
| Year Released | 2006 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3880 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 328 HP | 227 HP |
| Engine RPM | 6100 RPM | 5700 RPM |
| Torque | 450 Nm | 321 Nm |
| Torque RPM | 3600 RPM | 2300 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1836 kg | 1617 kg |
| Vehicle Length | 4830 mm | 5170 mm |
| Vehicle Width | 1860 mm | 1880 mm |
| Vehicle Height | 1380 mm | 1480 mm |
| Wheelbase Size | 2790 mm | 2940 mm |
| Fuel Consumption Overall | 12.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 68 L |
