1977 Holden GTS vs. 2007 Opel Astra

To start off, 2007 Opel Astra is newer by 30 year(s). Which means there will be less support and parts availability for 1977 Holden GTS. In addition, the cost of maintenance, including insurance, on 1977 Holden GTS would be higher. At 4,139 cc (8 cylinders), 1977 Holden GTS is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (197 HP @ 5400 RPM) has 39 more horse power than 1977 Holden GTS. (158 HP @ 4550 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 1977 Holden GTS. With that said, vehicle weight also plays an important factor in acceleration. 1977 Holden GTS weights approximately 90 kg more than 2007 Opel Astra.

Because 1977 Holden GTS 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 1977 Holden GTS. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 1977 Holden GTS (326 Nm @ 2600 RPM) has 64 more torque (in Nm) than 2007 Opel Astra. (262 Nm @ 1950 RPM). This means 1977 Holden GTS will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.

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