2005 Kia Optima vs. 2007 Volkswagen Passat
To start off, 2007 Volkswagen Passat 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 3,168 cc (6 cylinders), 2007 Volkswagen Passat is equipped with a bigger engine. In terms of performance, 2007 Volkswagen Passat (247 HP @ 6250 RPM) has 77 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2007 Volkswagen Passat should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2007 Volkswagen Passat weights approximately 228 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 Volkswagen Passat is four wheel drive (4WD), it will have significant more traction and grip than 2005 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2007 Volkswagen Passat will offer significantly more control. 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 Volkswagen Passat (330 Nm) has 89 more torque (in Nm) than 2005 Kia Optima. (241 Nm). This means 2007 Volkswagen Passat will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2007 Volkswagen Passat | |
| Make | Kia | Volkswagen |
| Model | Optima | Passat |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 3168 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 247 HP |
| Engine RPM | 4000 RPM | 6250 RPM |
| Torque | 241 Nm | 330 Nm |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 75 mm | 90.9 mm |
| Engine Compression Ratio | 10.0:1 | 12.0:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1487 kg | 1715 kg |
| Vehicle Length | 4730 mm | 4780 mm |
| Vehicle Width | 1820 mm | 1830 mm |
| Vehicle Height | 1420 mm | 1520 mm |
| Wheelbase Size | 2710 mm | 2720 mm |
| Fuel Consumption Overall | 10.4 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 65 L | 68 L |
