1958 MG MGA vs. 1977 Holden GTS
To start off, 1977 Holden GTS is newer by 19 year(s). Which means there will be less support and parts availability for 1958 MG MGA. In addition, the cost of maintenance, including insurance, on 1958 MG MGA would be higher. At 4,139 cc (8 cylinders), 1977 Holden GTS is equipped with a bigger engine. In terms of performance, 1977 Holden GTS (158 HP @ 4550 RPM) has 87 more horse power than 1958 MG MGA. (71 HP @ 5500 RPM) In normal driving conditions, 1977 Holden GTS should accelerate faster than 1958 MG MGA. With that said, vehicle weight also plays an important factor in acceleration. 1977 Holden GTS weights approximately 575 kg more than 1958 MG MGA. 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, 1977 Holden GTS (326 Nm @ 2600 RPM) has 222 more torque (in Nm) than 1958 MG MGA. (104 Nm @ 3500 RPM). This means 1977 Holden GTS will have an easier job in driving up hills or pulling heavy equipment than 1958 MG MGA. 1977 Holden GTS has automatic transmission and 1958 MG MGA has manual transmission. 1958 MG MGA will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Holden GTS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1958 MG MGA | 1977 Holden GTS | |
| Make | MG | Holden |
| Model | MGA | GTS |
| Year Released | 1958 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1489 cc | 4139 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 71 HP | 158 HP |
| Engine RPM | 5500 RPM | 4550 RPM |
| Torque | 104 Nm | 326 Nm |
| Torque RPM | 3500 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 900 kg | 1475 kg |
| Vehicle Length | 3970 mm | 4850 mm |
| Vehicle Width | 1460 mm | 1880 mm |
| Vehicle Height | 1280 mm | 1400 mm |
| Wheelbase Size | 2390 mm | 2830 mm |
