1984 Cadillac DeVille vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 25 year(s). Which means there will be less support and parts availability for 1984 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1984 Cadillac DeVille would be higher. At 4,085 cc (8 cylinders), 1984 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (350 HP @ 6600 RPM) has 221 more horse power than 1984 Cadillac DeVille. (129 HP @ 4200 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 1984 Cadillac DeVille. With that said, vehicle weight also plays an important factor in acceleration. 1984 Cadillac DeVille weights approximately 5 kg more than 2009 Porsche 911.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1984 Cadillac DeVille. In wet, icy, snow, or gravel driving conditions, 2009 Porsche 911 will offer significantly more control. 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, 2009 Porsche 911 (400 Nm @ 4600 RPM) has 129 more torque (in Nm) than 1984 Cadillac DeVille. (271 Nm @ 2200 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1984 Cadillac DeVille.
Compare all specifications:
| 1984 Cadillac DeVille | 2009 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | DeVille | 911 |
| Year Released | 1984 | 2009 |
| Engine Position | Front | Rear |
| Engine Size | 4085 cc | 3823 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 129 HP | 350 HP |
| Engine RPM | 4200 RPM | 6600 RPM |
| Torque | 271 Nm | 400 Nm |
| Torque RPM | 2200 RPM | 4600 RPM |
| Engine Bore Size | 88 mm | 96 mm |
| Engine Stroke Size | 84 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1540 kg | 1535 kg |
| Vehicle Length | 4960 mm | 4430 mm |
| Vehicle Width | 1830 mm | 1310 mm |
| Vehicle Height | 1400 mm | 1860 mm |
| Wheelbase Size | 2820 mm | 2360 mm |
