1978 Holden GTS vs. 1976 Triumph TR7
To start off, 1978 Holden GTS is newer by 2 year(s). Which means there will be less support and parts availability for 1976 Triumph TR7. In addition, the cost of maintenance, including insurance, on 1976 Triumph TR7 would be higher. At 4,141 cc (8 cylinders), 1978 Holden GTS is equipped with a bigger engine. In terms of performance, 1978 Holden GTS (158 HP @ 4550 RPM) has 67 more horse power than 1976 Triumph TR7. (91 HP @ 5000 RPM). In normal driving conditions, 1978 Holden GTS should accelerate faster than 1976 Triumph TR7. With that said, vehicle weight also plays an important factor in acceleration. 1978 Holden GTS weights approximately 460 kg more than 1976 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, 1978 Holden GTS (327 Nm @ 2600 RPM) has 117 more torque (in Nm) than 1976 Triumph TR7. (210 Nm @ 3500 RPM). This means 1978 Holden GTS will have an easier job in driving up hills or pulling heavy equipment than 1976 Triumph TR7.
Compare all specifications:
| 1978 Holden GTS | 1976 Triumph TR7 | |
| Make | Holden | Triumph |
| Model | GTS | TR7 |
| Year Released | 1978 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 4141 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 91 HP |
| Engine RPM | 4550 RPM | 5000 RPM |
| Torque | 327 Nm | 210 Nm |
| Torque RPM | 2600 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1475 kg | 1015 kg |
| Vehicle Length | 4850 mm | 4070 mm |
| Vehicle Width | 1880 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1270 mm |
| Wheelbase Size | 2830 mm | 2170 mm |
