1978 Cadillac Seville vs. 2012 Porsche 911
To start off, 2012 Porsche 911 is newer by 34 year(s). Which means there will be less support and parts availability for 1978 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1978 Cadillac Seville would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2012 Porsche 911 (400 HP @ 7400 RPM) has 277 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 2012 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 495 kg more than 2012 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, 2012 Porsche 911 (440 Nm @ 5600 RPM) has 136 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 2012 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville. 1978 Cadillac Seville has automatic transmission and 2012 Porsche 911 has manual transmission. 2012 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 | 2012 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | Seville | 911 |
| Year Released | 1978 | 2012 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5735 cc | 3800 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 123 HP | 400 HP |
| Engine RPM | 3600 RPM | 7400 RPM |
| Torque | 304 Nm | 440 Nm |
| Torque RPM | 1600 RPM | 5600 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 7-speed manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1890 kg | 1395 kg |
| Vehicle Length | 5190 mm | 4491 mm |
| Vehicle Width | 1830 mm | 1808 mm |
| Vehicle Height | 1400 mm | 1295 mm |
| Wheelbase Size | 2910 mm | 2451 mm |
| Fuel Tank Capacity | 79 L | 64 L |
