1981 Pontiac Grand Prix vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1981 Pontiac Grand Prix would be higher. At 4,953 cc (8 cylinders), 1981 Pontiac Grand Prix is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 280 kg more than 1981 Pontiac Grand Prix.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Pontiac Grand Prix. In wet, icy, snow, or gravel driving conditions, 2005 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. 1981 Pontiac Grand Prix has automatic transmission and 2005 Porsche 911 has manual transmission. 2005 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1981 Pontiac Grand Prix will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Pontiac Grand Prix | 2005 Porsche 911 | |
| Make | Pontiac | Porsche |
| Model | Grand Prix | 911 |
| Year Released | 1981 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4953 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 0 HP | 414 HP |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1460 kg | 1740 kg |
| Vehicle Length | 5120 mm | 4440 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1360 mm | 1300 mm |
| Wheelbase Size | 2750 mm | 2360 mm |
| Fuel Tank Capacity | 69 L | 64 L |
