1977 Cadillac Seville vs. 1974 Porsche 911
To start off, 1977 Cadillac Seville is newer by 3 year(s). Which means there will be less support and parts availability for 1974 Porsche 911. In addition, the cost of maintenance, including insurance, on 1974 Porsche 911 would be higher. At 5,735 cc (8 cylinders), 1977 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1977 Cadillac Seville (178 HP @ 4400 RPM) has 27 more horse power than 1974 Porsche 911. (151 HP @ 5700 RPM). In normal driving conditions, 1977 Cadillac Seville should accelerate faster than 1974 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1977 Cadillac Seville weights approximately 825 kg more than 1974 Porsche 911. 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. Let's talk about torque, 1977 Cadillac Seville (372 Nm @ 2000 RPM) has 132 more torque (in Nm) than 1974 Porsche 911. (240 Nm @ 3800 RPM). This means 1977 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1974 Porsche 911. 1977 Cadillac Seville has automatic transmission and 1974 Porsche 911 has manual transmission. 1974 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Cadillac Seville | 1974 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | Seville | 911 |
| Year Released | 1977 | 1974 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5735 cc | 2687 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 178 HP | 151 HP |
| Engine RPM | 4400 RPM | 5700 RPM |
| Torque | 372 Nm | 240 Nm |
| Torque RPM | 2000 RPM | 3800 RPM |
| Engine Bore Size | 103 mm | 90 mm |
| Engine Stroke Size | 86 mm | 70.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1900 kg | 1075 kg |
| Vehicle Length | 5190 mm | 4300 mm |
| Vehicle Width | 1830 mm | 1620 mm |
| Vehicle Height | 1400 mm | 1330 mm |
| Wheelbase Size | 2910 mm | 2270 mm |
| Fuel Tank Capacity | 79 L | 80 L |
