2007 Kia Optima vs. 2005 Opel Astra
To start off, 2007 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 2,399 cc (4 cylinders), 2007 Kia Optima is equipped with a bigger engine. In terms of performance, 2007 Kia Optima (162 HP @ 5800 RPM) has 65 more horse power than 2005 Opel Astra. (97 HP @ 6000 RPM). In normal driving conditions, 2007 Kia Optima should accelerate faster than 2005 Opel Astra.
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, 2007 Kia Optima (222 Nm @ 4260 RPM) has 80 more torque (in Nm) than 2005 Opel Astra. (142 Nm @ 3600 RPM). This means 2007 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2007 Kia Optima | 2005 Opel Astra | |
| Make | Kia | Opel |
| Model | Optima | Astra |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2399 cc | 1596 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 162 HP | 97 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 222 Nm | 142 Nm |
| Torque RPM | 4260 RPM | 3600 RPM |
| Engine Compression Ratio | 10.5:1 | 9.8:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Wheelbase Size | 2730 mm | 2610 mm |
| Fuel Tank Capacity | 65 L | 52 L |
