2003 Daihatsu Sirion vs. 2007 Opel Astra

To start off, 2007 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2003 Daihatsu Sirion would be higher. At 1,796 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (138 HP @ 5600 RPM) has 66 more horse power than 2003 Daihatsu Sirion. (72 HP @ 5200 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 2003 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 426 kg more than 2003 Daihatsu Sirion. 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, 2007 Opel Astra (175 Nm @ 3800 RPM) has 74 more torque (in Nm) than 2003 Daihatsu Sirion. (101 Nm @ 3600 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2003 Daihatsu Sirion.

Compare all specifications:

2003 Daihatsu Sirion 2007 Opel Astra
Make Daihatsu Opel
Model Sirion Astra
Year Released 2003 2007
Engine Position Front Front
Engine Size 1298 cc 1796 cc
Engine Cylinders 4 cylinders 4 cylinders
Engine Type in-line in-line
Horse Power 72 HP 138 HP
Engine RPM 5200 RPM 5600 RPM
Torque 101 Nm 175 Nm
Torque RPM 3600 RPM 3800 RPM
Fuel Type Gasoline Gasoline
Drive Type Front Front
Transmission Type Manual Manual
Number of Seats 5 seats 5 seats
Number of Doors 5 doors 2 doors
Vehicle Weight 852 kg 1278 kg
Vehicle Length 3680 mm 4300 mm
Vehicle Width 1600 mm 1760 mm
Vehicle Height 1460 mm 1440 mm
Wheelbase Size 2350 mm 2620 mm


 

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