2006 BMW 523 vs. 2005 Buick Park Avenue
To start off, 2006 BMW 523 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Buick Park Avenue. In addition, the cost of maintenance, including insurance, on 2005 Buick Park Avenue would be higher. At 3,785 cc (6 cylinders), 2005 Buick Park Avenue is equipped with a bigger engine. In terms of performance, 2005 Buick Park Avenue (242 HP @ 5200 RPM) has 67 more horse power than 2006 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2005 Buick Park Avenue should accelerate faster than 2006 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 523 weights approximately 73 kg more than 2005 Buick Park Avenue.
Because 2006 BMW 523 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 523. However, in wet, icy, snow, or gravel driving conditions, 2005 Buick Park Avenue, 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, 2005 Buick Park Avenue (380 Nm @ 3600 RPM) has 150 more torque (in Nm) than 2006 BMW 523. (230 Nm @ 3500 RPM). This means 2005 Buick Park Avenue will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 523. 2005 Buick Park Avenue has automatic transmission and 2006 BMW 523 has manual transmission. 2006 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Buick Park Avenue will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 523 | 2005 Buick Park Avenue | |
| Make | BMW | Buick |
| Model | 523 | Park Avenue |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 3785 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 175 HP | 242 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 230 Nm | 380 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 78.8 mm | 97 mm |
| Engine Stroke Size | 82 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 8.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1835 kg | 1762 kg |
| Vehicle Length | 4850 mm | 5260 mm |
| Vehicle Width | 1850 mm | 1900 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2890 mm | 2900 mm |
| Fuel Consumption Overall | 10.6 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 68 L |
