2009 GMC Acadia vs. 1976 Holden Sunbird
To start off, 2009 GMC Acadia is newer by 33 year(s). Which means there will be less support and parts availability for 1976 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1976 Holden Sunbird would be higher. At 5,044 cc (8 cylinders), 1976 Holden Sunbird is equipped with a bigger engine. In terms of performance, 2009 GMC Acadia (288 HP @ 6300 RPM) has 41 more horse power than 1976 Holden Sunbird. (247 HP @ 5000 RPM). In normal driving conditions, 2009 GMC Acadia should accelerate faster than 1976 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Acadia weights approximately 1155 kg more than 1976 Holden Sunbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1976 Holden Sunbird is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1976 Holden Sunbird. However, in wet, icy, snow, or gravel driving conditions, 2009 GMC Acadia, being front wheel drive (FWD), will offer much better control with better grip. 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, 1976 Holden Sunbird (436 Nm @ 3400 RPM) has 69 more torque (in Nm) than 2009 GMC Acadia. (367 Nm @ 3400 RPM). This means 1976 Holden Sunbird will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Acadia. 2009 GMC Acadia has automatic transmission and 1976 Holden Sunbird has manual transmission. 1976 Holden Sunbird will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 GMC Acadia will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 GMC Acadia | 1976 Holden Sunbird | |
| Make | GMC | Holden |
| Model | Acadia | Sunbird |
| Year Released | 2009 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 5044 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 288 HP | 247 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 367 Nm | 436 Nm |
| Torque RPM | 3400 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2435 kg | 1280 kg |
| Vehicle Length | 5100 mm | 4500 mm |
| Vehicle Width | 1990 mm | 1710 mm |
| Vehicle Height | 1780 mm | 1340 mm |
| Wheelbase Size | 3030 mm | 2590 mm |
