1984 Porsche 911 vs. 1978 Triumph TR7
To start off, 1984 Porsche 911 is newer by 6 year(s). Which means there will be less support and parts availability for 1978 Triumph TR7. In addition, the cost of maintenance, including insurance, on 1978 Triumph TR7 would be higher. At 3,164 cc (6 cylinders), 1984 Porsche 911 is equipped with a bigger engine. In terms of performance, 1984 Porsche 911 (229 HP @ 5900 RPM) has 123 more horse power than 1978 Triumph TR7. (106 HP @ 5500 RPM). In normal driving conditions, 1984 Porsche 911 should accelerate faster than 1978 Triumph TR7. With that said, vehicle weight also plays an important factor in acceleration. 1984 Porsche 911 weights approximately 185 kg more than 1978 Triumph TR7. 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, 1984 Porsche 911 (286 Nm @ 4800 RPM) has 124 more torque (in Nm) than 1978 Triumph TR7. (162 Nm @ 3500 RPM). This means 1984 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1978 Triumph TR7.
Compare all specifications:
| 1984 Porsche 911 | 1978 Triumph TR7 | |
| Make | Porsche | Triumph |
| Model | 911 | TR7 |
| Year Released | 1984 | 1978 |
| Body Type | Convertible | Convertible |
| Engine Position | Rear | Front |
| Engine Size | 3164 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 229 HP | 106 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 286 Nm | 162 Nm |
| Torque RPM | 4800 RPM | 3500 RPM |
| Engine Bore Size | 95 mm | 90.3 mm |
| Engine Stroke Size | 74.4 mm | 78 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1230 kg | 1045 kg |
| Vehicle Length | 4300 mm | 4070 mm |
| Vehicle Width | 1660 mm | 1690 mm |
| Vehicle Height | 1330 mm | 1270 mm |
| Wheelbase Size | 2280 mm | 2170 mm |
| Fuel Tank Capacity | 80 L | 55 L |
