1977 Holden Gemini vs. 1991 Holden Commodore
To start off, 1991 Holden Commodore is newer by 14 year(s). Which means there will be less support and parts availability for 1977 Holden Gemini. In addition, the cost of maintenance, including insurance, on 1977 Holden Gemini would be higher. At 3,791 cc (6 cylinders), 1991 Holden Commodore is equipped with a bigger engine. In terms of performance, 1991 Holden Commodore (172 HP @ 4800 RPM) has 91 more horse power than 1977 Holden Gemini. (81 HP @ 5200 RPM) In normal driving conditions, 1991 Holden Commodore should accelerate faster than 1977 Holden Gemini. With that said, vehicle weight also plays an important factor in acceleration. 1991 Holden Commodore weights approximately 495 kg more than 1977 Holden Gemini. 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, 1991 Holden Commodore (288 Nm @ 3200 RPM) has 161 more torque (in Nm) than 1977 Holden Gemini. (127 Nm @ 3600 RPM). This means 1991 Holden Commodore will have an easier job in driving up hills or pulling heavy equipment than 1977 Holden Gemini.
Compare all specifications:
| 1977 Holden Gemini | 1991 Holden Commodore | |
| Make | Holden | Holden |
| Model | Gemini | Commodore |
| Year Released | 1977 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1584 cc | 3791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 81 HP | 172 HP |
| Engine RPM | 5200 RPM | 4800 RPM |
| Torque | 127 Nm | 288 Nm |
| Torque RPM | 3600 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 900 kg | 1395 kg |
| Vehicle Length | 4140 mm | 4900 mm |
| Vehicle Width | 1580 mm | 1820 mm |
| Vehicle Height | 1370 mm | 1410 mm |
| Wheelbase Size | 2410 mm | 2740 mm |
