1991 Porsche 964 vs. 1968 Saab 99
To start off, 1991 Porsche 964 is newer by 23 year(s). Which means there will be less support and parts availability for 1968 Saab 99. In addition, the cost of maintenance, including insurance, on 1968 Saab 99 would be higher. At 3,600 cc (6 cylinders), 1991 Porsche 964 is equipped with a bigger engine. In terms of performance, 1991 Porsche 964 (261 HP @ 6100 RPM) has 182 more horse power than 1968 Saab 99. (79 HP @ 5200 RPM). In normal driving conditions, 1991 Porsche 964 should accelerate faster than 1968 Saab 99. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 964 weights approximately 135 kg more than 1968 Saab 99. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Porsche 964 is four wheel drive (4WD), it will have significant more traction and grip than 1968 Saab 99. 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, 1991 Porsche 964 (318 Nm @ 4800 RPM) has 190 more torque (in Nm) than 1968 Saab 99. (128 Nm @ 3000 RPM). This means 1991 Porsche 964 will have an easier job in driving up hills or pulling heavy equipment than 1968 Saab 99.
Compare all specifications:
| 1991 Porsche 964 | 1968 Saab 99 | |
| Make | Porsche | Saab |
| Model | 964 | 99 |
| Year Released | 1991 | 1968 |
| Engine Position | Rear | Front |
| Engine Size | 3600 cc | 1709 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 261 HP | 79 HP |
| Engine RPM | 6100 RPM | 5200 RPM |
| Torque | 318 Nm | 128 Nm |
| Torque RPM | 4800 RPM | 3000 RPM |
| Engine Bore Size | 100.1 mm | 83.5 mm |
| Engine Stroke Size | 76.4 mm | 78 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1205 kg | 1070 kg |
| Vehicle Length | 4260 mm | 4430 mm |
| Vehicle Width | 1660 mm | 1680 mm |
| Vehicle Height | 1330 mm | 1450 mm |
| Wheelbase Size | 2280 mm | 2530 mm |
| Fuel Tank Capacity | 73 L | 54 L |
