2009 BMW X6 vs. 1973 Pontiac Bonneville
To start off, 2009 BMW X6 is newer by 36 year(s). Which means there will be less support and parts availability for 1973 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1973 Pontiac Bonneville would be higher. At 7,462 cc (8 cylinders), 1973 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (401 HP @ 5500 RPM) has 216 more horse power than 1973 Pontiac Bonneville. (185 HP @ 4000 RPM). In normal driving conditions, 2009 BMW X6 should accelerate faster than 1973 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X6 weights approximately 275 kg more than 1973 Pontiac Bonneville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Pontiac Bonneville. In wet, icy, snow, or gravel driving conditions, 2009 BMW X6 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, 2009 BMW X6 (610 Nm @ 1750 RPM) has 126 more torque (in Nm) than 1973 Pontiac Bonneville. (484 Nm @ 2000 RPM). This means 2009 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 1973 Pontiac Bonneville.
Compare all specifications:
| 2009 BMW X6 | 1973 Pontiac Bonneville | |
| Make | BMW | Pontiac |
| Model | X6 | Bonneville |
| Year Released | 2009 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 4395 cc | 7462 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 401 HP | 185 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 610 Nm | 484 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 2265 kg | 1990 kg |
| Vehicle Length | 4880 mm | 5740 mm |
| Vehicle Width | 1990 mm | 2030 mm |
| Vehicle Height | 1700 mm | 1390 mm |
| Wheelbase Size | 2940 mm | 3210 mm |
