1981 Mazda RX-7 vs. 1970 Pontiac Grand Prix
To start off, 1981 Mazda RX-7 is newer by 11 year(s). Which means there will be less support and parts availability for 1970 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1970 Pontiac Grand Prix would be higher. At 6,547 cc (8 cylinders), 1970 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 1970 Pontiac Grand Prix (185 HP @ 4600 RPM) has 81 more horse power than 1981 Mazda RX-7. (104 HP @ 6000 RPM) In normal driving conditions, 1970 Pontiac Grand Prix should accelerate faster than 1981 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 1970 Pontiac Grand Prix weights approximately 725 kg more than 1981 Mazda RX-7. 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, 1970 Pontiac Grand Prix (434 Nm @ 2400 RPM) has 289 more torque (in Nm) than 1981 Mazda RX-7. (145 Nm @ 4000 RPM). This means 1970 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda RX-7.
Compare all specifications:
1981 Mazda RX-7 | 1970 Pontiac Grand Prix | |
Make | Mazda | Pontiac |
Model | RX-7 | Grand Prix |
Year Released | 1981 | 1970 |
Engine Position | Front | Front |
Engine Size | 2292 cc | 6547 cc |
Engine Type | dual-disk rotary | V |
Horse Power | 104 HP | 185 HP |
Engine RPM | 6000 RPM | 4600 RPM |
Torque | 145 Nm | 434 Nm |
Torque RPM | 4000 RPM | 2400 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Vehicle Weight | 1060 kg | 1785 kg |
Vehicle Length | 4300 mm | 5350 mm |
Vehicle Width | 1680 mm | 1930 mm |
Vehicle Height | 1280 mm | 1330 mm |
Wheelbase Size | 2430 mm | 3010 mm |