2004 Acura TSX vs. 2006 Kia Optima
To start off, 2006 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Acura TSX. In addition, the cost of maintenance, including insurance, on 2004 Acura TSX would be higher. At 2,354 cc (4 cylinders), 2004 Acura TSX is equipped with a bigger engine. In terms of performance, 2004 Acura TSX (200 HP @ 6800 RPM) has 62 more horse power than 2006 Kia Optima. (138 HP @ 5500 RPM). In normal driving conditions, 2004 Acura TSX should accelerate faster than 2006 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Optima weights approximately 500 kg more than 2004 Acura TSX.
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, 2004 Acura TSX (225 Nm @ 4500 RPM) has 26 more torque (in Nm) than 2006 Kia Optima. (199 Nm @ 3000 RPM). This means 2004 Acura TSX will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Optima.
Compare all specifications:
| 2004 Acura TSX | 2006 Kia Optima | |
| Make | Acura | Kia |
| Model | TSX | Optima |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2354 cc | 2351 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 138 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 225 Nm | 199 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 87 mm | 86.5 mm |
| Engine Stroke Size | 99 mm | 100 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1500 kg | 2000 kg |
| Vehicle Length | 4660 mm | 4730 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2680 mm | 2710 mm |
| Fuel Tank Capacity | 64 L | 65 L |
