2009 Acura TSX vs. 2011 Kia Optima
To start off, 2011 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Acura TSX. In addition, the cost of maintenance, including insurance, on 2009 Acura TSX would be higher. At 2,354 cc (4 cylinders), 2009 Acura TSX is equipped with a bigger engine. In terms of performance, 2011 Kia Optima (274 HP @ 6000 RPM) has 73 more horse power than 2009 Acura TSX. (201 HP @ 7000 RPM) In normal driving conditions, 2011 Kia Optima should accelerate faster than 2009 Acura TSX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura TSX weights approximately 253 kg more than 2011 Kia Optima.
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, 2011 Kia Optima (364 Nm @ 1750 RPM) has 133 more torque (in Nm) than 2009 Acura TSX. (231 Nm @ 4300 RPM). This means 2011 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura TSX.
Compare all specifications:
| 2009 Acura TSX | 2011 Kia Optima | |
| Make | Acura | Kia |
| Model | TSX | Optima |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2354 cc | 2000 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 274 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 231 Nm | 364 Nm |
| Torque RPM | 4300 RPM | 1750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1788 kg | 1535 kg |
| Vehicle Length | 4730 mm | 4844 mm |
| Vehicle Width | 1850 mm | 1831 mm |
| Vehicle Height | 1450 mm | 1455 mm |
| Wheelbase Size | 2710 mm | 2797 mm |
| Fuel Consumption Highway | 7.8 L/100km | 6.9 L/100km |
| Fuel Consumption City | 11.2 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
