1970 Pontiac Firebird vs. 1991 Porsche 964
To start off, 1991 Porsche 964 is newer by 21 year(s). Which means there will be less support and parts availability for 1970 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1970 Pontiac Firebird would be higher. At 5,792 cc (8 cylinders), 1970 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1991 Porsche 964 (261 HP @ 6100 RPM) has 103 more horse power than 1970 Pontiac Firebird. (158 HP @ 4400 RPM) In normal driving conditions, 1991 Porsche 964 should accelerate faster than 1970 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1970 Pontiac Firebird weights approximately 380 kg more than 1991 Porsche 964.
Because 1991 Porsche 964 is four wheel drive (4WD), it will have significant more traction and grip than 1970 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 1991 Porsche 964 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, 1970 Pontiac Firebird (366 Nm @ 2000 RPM) has 48 more torque (in Nm) than 1991 Porsche 964. (318 Nm @ 4800 RPM). This means 1970 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 964.
Compare all specifications:
| 1970 Pontiac Firebird | 1991 Porsche 964 | |
| Make | Pontiac | Porsche |
| Model | Firebird | 964 |
| Year Released | 1970 | 1991 |
| Engine Position | Front | Rear |
| Engine Size | 5792 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 158 HP | 261 HP |
| Engine RPM | 4400 RPM | 6100 RPM |
| Torque | 366 Nm | 318 Nm |
| Torque RPM | 2000 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1585 kg | 1205 kg |
| Vehicle Length | 4880 mm | 4260 mm |
| Vehicle Width | 1870 mm | 1660 mm |
| Vehicle Height | 1290 mm | 1330 mm |
| Wheelbase Size | 2750 mm | 2280 mm |
