2011 BMW X5 vs. 1976 Holden Sunbird
To start off, 2011 BMW X5 is newer by 35 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 2,993 cc (6 cylinders), 2011 BMW X5 is equipped with a bigger engine. In terms of performance, 2011 BMW X5 (304 HP @ 440 RPM) has 203 more horse power than 1976 Holden Sunbird. (101 HP @ 5400 RPM). In normal driving conditions, 2011 BMW X5 should accelerate faster than 1976 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X5 weights approximately 1065 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 2011 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 1976 Holden Sunbird. In wet, icy, snow, or gravel driving conditions, 2011 BMW X5 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, 2011 BMW X5 (600 Nm @ 1500 RPM) has 444 more torque (in Nm) than 1976 Holden Sunbird. (156 Nm @ 2800 RPM). This means 2011 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1976 Holden Sunbird.
Compare all specifications:
| 2011 BMW X5 | 1976 Holden Sunbird | |
| Make | BMW | Holden |
| Model | X5 | Sunbird |
| Year Released | 2011 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1897 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 304 HP | 101 HP |
| Engine RPM | 440 RPM | 5400 RPM |
| Torque | 600 Nm | 156 Nm |
| Torque RPM | 1500 RPM | 2800 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2185 kg | 1120 kg |
| Vehicle Length | 4857 mm | 4500 mm |
| Vehicle Width | 1933 mm | 1710 mm |
| Vehicle Height | 1776 mm | 1340 mm |
| Wheelbase Size | 2934 mm | 2590 mm |
