1978 Cadillac Seville vs. 1975 Porsche 911
To start off, 1978 Cadillac Seville is newer by 3 year(s). Which means there will be less support and parts availability for 1975 Porsche 911. In addition, the cost of maintenance, including insurance, on 1975 Porsche 911 would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1975 Porsche 911 (260 HP @ 5500 RPM) has 92 more horse power than 1978 Cadillac Seville. (168 HP @ 4200 RPM) In normal driving conditions, 1975 Porsche 911 should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 695 kg more than 1975 Porsche 911.
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. Let's talk about torque, 1978 Cadillac Seville (365 Nm @ 2000 RPM) has 22 more torque (in Nm) than 1975 Porsche 911. (343 Nm @ 4000 RPM). This means 1978 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1975 Porsche 911. 1978 Cadillac Seville has automatic transmission and 1975 Porsche 911 has manual transmission. 1975 Porsche 911 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:
1978 Cadillac Seville | 1975 Porsche 911 | |
Make | Cadillac | Porsche |
Model | Seville | 911 |
Year Released | 1978 | 1975 |
Body Type | Sedan | Coupe |
Engine Position | Front | Rear |
Engine Size | 5735 cc | 2994 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | in-line | boxer |
Horse Power | 168 HP | 260 HP |
Engine RPM | 4200 RPM | 5500 RPM |
Torque | 365 Nm | 343 Nm |
Torque RPM | 2000 RPM | 4000 RPM |
Engine Bore Size | 103 mm | 95.1 mm |
Engine Stroke Size | 86 mm | 70.4 mm |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1890 kg | 1195 kg |
Vehicle Length | 5190 mm | 4300 mm |
Vehicle Width | 1830 mm | 1780 mm |
Vehicle Height | 1400 mm | 1330 mm |
Wheelbase Size | 2910 mm | 2270 mm |