1975 Triumph TR7 vs. 1978 Triumph Spitfire
To start off, 1978 Triumph Spitfire is newer by 3 year(s). Which means there will be less support and parts availability for 1975 Triumph TR7. In addition, the cost of maintenance, including insurance, on 1975 Triumph TR7 would be higher. At 1,998 cc (4 cylinders), 1975 Triumph TR7 is equipped with a bigger engine. In terms of performance, 1975 Triumph TR7 (89 HP @ 5250 RPM) has 33 more horse power than 1978 Triumph Spitfire. (56 HP @ 5000 RPM). In normal driving conditions, 1975 Triumph TR7 should accelerate faster than 1978 Triumph Spitfire. With that said, vehicle weight also plays an important factor in acceleration. 1975 Triumph TR7 weights approximately 185 kg more than 1978 Triumph Spitfire. 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, 1975 Triumph TR7 (135 Nm @ 2500 RPM) has 34 more torque (in Nm) than 1978 Triumph Spitfire. (101 Nm @ 3000 RPM). This means 1975 Triumph TR7 will have an easier job in driving up hills or pulling heavy equipment than 1978 Triumph Spitfire.
Compare all specifications:
| 1975 Triumph TR7 | 1978 Triumph Spitfire | |
| Make | Triumph | Triumph |
| Model | TR7 | Spitfire |
| Year Released | 1975 | 1978 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1493 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 56 HP |
| Engine RPM | 5250 RPM | 5000 RPM |
| Torque | 135 Nm | 101 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1000 kg | 815 kg |
| Vehicle Length | 4070 mm | 3740 mm |
| Vehicle Width | 1690 mm | 1450 mm |
| Vehicle Height | 1270 mm | 1210 mm |
| Wheelbase Size | 2170 mm | 2110 mm |
| Fuel Tank Capacity | 55 L | 33 L |
