1991 Porsche 964 vs. 1966 Triumph GT6
To start off, 1991 Porsche 964 is newer by 25 year(s). Which means there will be less support and parts availability for 1966 Triumph GT6. In addition, the cost of maintenance, including insurance, on 1966 Triumph GT6 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 166 more horse power than 1966 Triumph GT6. (95 HP @ 5000 RPM). In normal driving conditions, 1991 Porsche 964 should accelerate faster than 1966 Triumph GT6. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 964 weights approximately 341 kg more than 1966 Triumph GT6. 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 1966 Triumph GT6. 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 160 more torque (in Nm) than 1966 Triumph GT6. (158 Nm @ 3000 RPM). This means 1991 Porsche 964 will have an easier job in driving up hills or pulling heavy equipment than 1966 Triumph GT6.
Compare all specifications:
| 1991 Porsche 964 | 1966 Triumph GT6 | |
| Make | Porsche | Triumph |
| Model | 964 | GT6 |
| Year Released | 1991 | 1966 |
| Engine Position | Rear | Front |
| Engine Size | 3600 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 261 HP | 95 HP |
| Engine RPM | 6100 RPM | 5000 RPM |
| Torque | 318 Nm | 158 Nm |
| Torque RPM | 4800 RPM | 3000 RPM |
| Engine Bore Size | 100.1 mm | 74.7 mm |
| Engine Stroke Size | 76.4 mm | 76 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1205 kg | 864 kg |
| Vehicle Length | 4260 mm | 3690 mm |
| Vehicle Width | 1660 mm | 1450 mm |
| Vehicle Height | 1330 mm | 1200 mm |
| Wheelbase Size | 2280 mm | 2110 mm |
| Fuel Tank Capacity | 73 L | 44 L |
