1978 Cadillac Seville vs. 1957 Porsche 550 A

To start off, 1978 Cadillac Seville is newer by 21 year(s). Which means there will be less support and parts availability for 1957 Porsche 550 A. In addition, the cost of maintenance, including insurance, on 1957 Porsche 550 A would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1978 Cadillac Seville (123 HP @ 3600 RPM) has 15 more horse power than 1957 Porsche 550 A. (108 HP @ 7200 RPM). In normal driving conditions, 1978 Cadillac Seville should accelerate faster than 1957 Porsche 550 A. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 1284 kg more than 1957 Porsche 550 A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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. 1978 Cadillac Seville has automatic transmission and 1957 Porsche 550 A has manual transmission. 1957 Porsche 550 A will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Cadillac Seville will be easier to drive especially in heavy traffic.

Compare all specifications: