2005 Kia Optima vs. 2007 Buick Park Avenue
To start off, 2007 Buick Park Avenue is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Kia Optima. In addition, the cost of maintenance, including insurance, on 2005 Kia Optima would be higher. At 3,564 cc (6 cylinders), 2007 Buick Park Avenue is equipped with a bigger engine. In terms of performance, 2007 Buick Park Avenue (251 HP @ 6500 RPM) has 81 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2007 Buick Park Avenue should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2007 Buick Park Avenue weights approximately 404 kg more than 2005 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Buick Park Avenue 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 2007 Buick Park Avenue. However, in wet, icy, snow, or gravel driving conditions, 2005 Kia Optima, 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, 2007 Buick Park Avenue (340 Nm) has 95 more torque (in Nm) than 2005 Kia Optima. (245 Nm). This means 2007 Buick Park Avenue will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2007 Buick Park Avenue | |
| Make | Kia | Buick |
| Model | Optima | Park Avenue |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 3564 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 170 HP | 251 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 245 Nm | 340 Nm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1487 kg | 1891 kg |
| Vehicle Length | 4730 mm | 5175 mm |
| Vehicle Width | 1820 mm | 1899 mm |
| Vehicle Height | 1420 mm | 1480 mm |
| Wheelbase Size | 2640 mm | 3009 mm |
