2004 Opel Signum vs. 1973 Porsche 917

To start off, 2004 Opel Signum is newer by 31 year(s). Which means there will be less support and parts availability for 1973 Porsche 917. In addition, the cost of maintenance, including insurance, on 1973 Porsche 917 would be higher. At 4,994 cc, 1973 Porsche 917 is equipped with a bigger engine. In terms of performance, 1973 Porsche 917 (520 HP) has 347 more horse power than 2004 Opel Signum. (173 HP) In normal driving conditions, 1973 Porsche 917 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 762 kg more than 1973 Porsche 917.

Because 1973 Porsche 917 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 1973 Porsche 917. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Signum, 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, 1973 Porsche 917 (610 Nm) has 345 more torque (in Nm) than 2004 Opel Signum. (265 Nm). This means 1973 Porsche 917 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.

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