2006 Kia Optima vs. 2010 Buick Lucerne
To start off, 2010 Buick Lucerne is newer by 4 year(s). Which means there will be less support and parts availability for 2006 Kia Optima. In addition, the cost of maintenance, including insurance, on 2006 Kia Optima would be higher. At 3,900 cc (6 cylinders), 2010 Buick Lucerne is equipped with a bigger engine. In terms of performance, 2010 Buick Lucerne (227 HP @ 5700 RPM) has 89 more horse power than 2006 Kia Optima. (138 HP @ 5500 RPM) In normal driving conditions, 2010 Buick Lucerne should accelerate faster than 2006 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Optima weights approximately 274 kg more than 2010 Buick Lucerne.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2010 Buick Lucerne (321 Nm @ 3200 RPM) has 122 more torque (in Nm) than 2006 Kia Optima. (199 Nm @ 3000 RPM). This means 2010 Buick Lucerne will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Optima. 2010 Buick Lucerne has automatic transmission and 2006 Kia Optima has manual transmission. 2006 Kia Optima will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Buick Lucerne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Kia Optima | 2010 Buick Lucerne | |
| Make | Kia | Buick |
| Model | Optima | Lucerne |
| Year Released | 2006 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2351 cc | 3900 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 227 HP |
| Engine RPM | 5500 RPM | 5700 RPM |
| Torque | 199 Nm | 321 Nm |
| Torque RPM | 3000 RPM | 3200 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2000 kg | 1726 kg |
| Vehicle Length | 4730 mm | 5161 mm |
| Vehicle Width | 1820 mm | 1875 mm |
| Vehicle Height | 1420 mm | 1473 mm |
| Wheelbase Size | 2710 mm | 2936 mm |
| Fuel Consumption | 7.8 L/100km | 9 L/100km |
| Fuel Consumption City | 10.7 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 65 L | 70 L |
