2007 BMW X3 vs. 1977 Holden Sunbird
To start off, 2007 BMW X3 is newer by 30 year(s). Which means there will be less support and parts availability for 1977 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1977 Holden Sunbird would be higher. At 2,996 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (268 HP @ 6600 RPM) has 172 more horse power than 1977 Holden Sunbird. (96 HP @ 5200 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1977 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 655 kg more than 1977 Holden Sunbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1977 Holden Sunbird. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 will offer significantly more control. 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, 2007 BMW X3 (315 Nm @ 2750 RPM) has 158 more torque (in Nm) than 1977 Holden Sunbird. (157 Nm @ 3600 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1977 Holden Sunbird.
Compare all specifications:
| 2007 BMW X3 | 1977 Holden Sunbird | |
| Make | BMW | Holden |
| Model | X3 | Sunbird |
| Year Released | 2007 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1897 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 268 HP | 96 HP |
| Engine RPM | 6600 RPM | 5200 RPM |
| Torque | 315 Nm | 157 Nm |
| Torque RPM | 2750 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1815 kg | 1160 kg |
| Vehicle Length | 4570 mm | 4500 mm |
| Vehicle Width | 1680 mm | 1710 mm |
| Vehicle Height | 1860 mm | 1340 mm |
| Wheelbase Size | 2800 mm | 2590 mm |
