2005 Buick LeSabre vs. 2012 Kia Optima
To start off, 2012 Kia Optima is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 2005 Buick LeSabre would be higher. At 3,786 cc (6 cylinders), 2005 Buick LeSabre is equipped with a bigger engine. In terms of performance, 2005 Buick LeSabre (205 HP @ 5200 RPM) has 39 more horse power than 2012 Kia Optima. (166 HP @ 6000 RPM). In normal driving conditions, 2005 Buick LeSabre should accelerate faster than 2012 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick LeSabre weights approximately 35 kg more than 2012 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Buick LeSabre (312 Nm) has 103 more torque (in Nm) than 2012 Kia Optima. (209 Nm). This means 2005 Buick LeSabre will have an easier job in driving up hills or pulling heavy equipment than 2012 Kia Optima.
Compare all specifications:
| 2005 Buick LeSabre | 2012 Kia Optima | |
| Make | Buick | Kia |
| Model | LeSabre | Optima |
| Year Released | 2005 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3786 cc | 2400 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 205 HP | 166 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 312 Nm | 209 Nm |
| Drive Type | Front | Front |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1618 kg | 1583 kg |
| Vehicle Length | 5090 mm | 4844 mm |
| Vehicle Width | 1870 mm | 1831 mm |
| Vehicle Height | 1450 mm | 1455 mm |
| Wheelbase Size | 2860 mm | 2797 mm |
| Fuel Consumption Highway | 8.1 L/100km | 5.9 L/100km |
| Fuel Consumption City | 11.8 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 68 L | 65 L |
