1970 Innocenti J4 vs. 2005 Opel Astra

To start off, 2005 Opel Astra is newer by 35 year(s). Which means there will be less support and parts availability for 1970 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1970 Innocenti J4 would be higher. At 1,795 cc (4 cylinders), 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (123 HP @ 5600 RPM) has 67 more horse power than 1970 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 1970 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 303 kg more than 1970 Innocenti J4. 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 Opel Astra (170 Nm @ 3800 RPM) has 87 more torque (in Nm) than 1970 Innocenti J4. (83 Nm @ 2500 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1970 Innocenti J4.

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