1956 Cadillac 6239D vs. 1971 Pontiac Grand Prix
To start off, 1971 Pontiac Grand Prix is newer by 15 year(s). Which means there will be less support and parts availability for 1956 Cadillac 6239D. In addition, the cost of maintenance, including insurance, on 1956 Cadillac 6239D would be higher. At 6,545 cc (8 cylinders), 1971 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 1956 Cadillac 6239D (285 HP @ 4600 RPM) has 38 more horse power than 1971 Pontiac Grand Prix. (247 HP @ 4400 RPM). In normal driving conditions, 1956 Cadillac 6239D should accelerate faster than 1971 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 1956 Cadillac 6239D weights approximately 210 kg more than 1971 Pontiac Grand Prix. 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, 1956 Cadillac 6239D (543 Nm @ 2800 RPM) has 82 more torque (in Nm) than 1971 Pontiac Grand Prix. (461 Nm @ 3200 RPM). This means 1956 Cadillac 6239D will have an easier job in driving up hills or pulling heavy equipment than 1971 Pontiac Grand Prix.
Compare all specifications:
1956 Cadillac 6239D | 1971 Pontiac Grand Prix | |
Make | Cadillac | Pontiac |
Model | 6239D | Grand Prix |
Year Released | 1956 | 1971 |
Engine Position | Front | Front |
Engine Size | 5972 cc | 6545 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Horse Power | 285 HP | 247 HP |
Engine RPM | 4600 RPM | 4400 RPM |
Torque | 543 Nm | 461 Nm |
Torque RPM | 2800 RPM | 3200 RPM |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 2010 kg | 1800 kg |
Vehicle Length | 5650 mm | 5350 mm |
Vehicle Width | 2040 mm | 1930 mm |
Vehicle Height | 1520 mm | 1330 mm |
Wheelbase Size | 3280 mm | 3030 mm |
Fuel Tank Capacity | 75 L | 38 L |