2005 Infiniti M vs. 2008 Opel Astra

To start off, 2008 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Infiniti M. In addition, the cost of maintenance, including insurance, on 2005 Infiniti M would be higher. At 4,494 cc (8 cylinders), 2005 Infiniti M is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 300 kg more than 2008 Opel Astra.

Because 2005 Infiniti M is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Infiniti M. However, in wet, icy, snow, or gravel driving conditions, 2008 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 Infiniti M (461 Nm @ 4000 RPM) has 211 more torque (in Nm) than 2008 Opel Astra. (250 Nm @ 1950 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra. 2005 Infiniti M has automatic transmission and 2008 Opel Astra has manual transmission. 2008 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Infiniti M will be easier to drive especially in heavy traffic.

Compare all specifications:

2005 Infiniti M 2008 Opel Astra
Make Infiniti Opel
Model M Astra
Year Released 2005 2008
Body Type Sedan Coupe
Engine Position Front Front
Engine Size 4494 cc 1998 cc
Valves per Cylinder 4 valves 4 valves
Horse Power 335 HP 0 HP
Torque 461 Nm 250 Nm
Torque RPM 4000 RPM 1950 RPM
Engine Compression Ratio 10.5:1 8.8:1
Fuel Type Gasoline Gasoline
Drive Type Rear Front
Transmission Type Automatic Manual
Number of Seats 5 seats 4 seats
Number of Doors 4 doors 2 doors
Vehicle Weight 1790 kg 1490 kg
Vehicle Length 4900 mm 3540 mm
Vehicle Height 1520 mm 1700 mm
Wheelbase Size 2880 mm 2610 mm
Fuel Tank Capacity 75 L 52 L