2003 Buick Park Avenue vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Buick Park Avenue. In addition, the cost of maintenance, including insurance, on 2003 Buick Park Avenue would be higher. At 5,967 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (327 HP @ 5100 RPM) has 122 more horse power than 2003 Buick Park Avenue. (205 HP @ 5200 RPM) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2003 Buick Park Avenue.
Because 2009 GMC Sierra 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 2009 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2009 GMC Sierra (367 Nm @ 4100 RPM) has 55 more torque (in Nm) than 2003 Buick Park Avenue. (312 Nm @ 4000 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Park Avenue.
Compare all specifications:
| 2003 Buick Park Avenue | 2009 GMC Sierra | |
| Make | Buick | GMC |
| Model | Park Avenue | Sierra |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 5967 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 205 HP | 327 HP |
| Engine RPM | 5200 RPM | 5100 RPM |
| Torque | 312 Nm | 367 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Engine Compression Ratio | 9.4:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5260 mm | 5850 mm |
| Vehicle Height | 1460 mm | 1910 mm |
| Wheelbase Size | 2900 mm | 2950 mm |
| Fuel Tank Capacity | 70 L | 98 L |
