2005 Kia Optima vs. 2007 Opel Astra

To start off, 2007 Opel Astra 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 2,671 cc (6 cylinders), 2005 Kia Optima is equipped with a bigger engine. In terms of performance, 2005 Kia Optima (170 HP @ 4000 RPM) has 65 more horse power than 2007 Opel Astra. (105 HP @ 6000 RPM). In normal driving conditions, 2005 Kia Optima should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Optima weights approximately 222 kg more than 2007 Opel Astra. 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 Kia Optima (241 Nm) has 91 more torque (in Nm) than 2007 Opel Astra. (150 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.

Compare all specifications:

2005 Kia Optima 2007 Opel Astra
Make Kia Opel
Model Optima Astra
Year Released 2005 2007
Body Type Sedan Hatchback
Engine Position Front Front
Engine Size 2671 cc 1598 cc
Engine Cylinders 6 cylinders 4 cylinders
Engine Type V in-line
Valves per Cylinder 4 valves 4 valves
Horse Power 170 HP 105 HP
Engine RPM 4000 RPM 6000 RPM
Torque 241 Nm 150 Nm
Engine Bore Size 87 mm 79 mm
Engine Stroke Size 75 mm 81.5 mm
Engine Compression Ratio 10.0:1 10.5:1
Drive Type Front Front
Number of Seats 5 seats 4 seats
Number of Doors 4 doors 3 doors
Vehicle Weight 1487 kg 1265 kg
Vehicle Length 4730 mm 4300 mm
Vehicle Width 1820 mm 1760 mm
Vehicle Height 1420 mm 1440 mm
Wheelbase Size 2710 mm 2620 mm
Fuel Consumption Highway 8.9 L/100km 5.4 L/100km
Fuel Consumption Overall 10.4 L/100km 6.6 L/100km
Fuel Tank Capacity 65 L 52 L


 

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