2005 BMW X5 vs. 1984 Pontiac Grand Am
To start off, 2005 BMW X5 is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1984 Pontiac Grand Am would be higher. At 2,926 cc (6 cylinders), 2005 BMW X5 is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (215 HP @ 4000 RPM) has 126 more horse power than 1984 Pontiac Grand Am. (89 HP @ 4400 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 1984 Pontiac Grand Am. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 1040 kg more than 1984 Pontiac Grand Am. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1984 Pontiac Grand Am. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 BMW X5 (520 Nm @ 2000 RPM) has 341 more torque (in Nm) than 1984 Pontiac Grand Am. (179 Nm @ 2800 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1984 Pontiac Grand Am.
Compare all specifications:
| 2005 BMW X5 | 1984 Pontiac Grand Am | |
| Make | BMW | Pontiac |
| Model | X5 | Grand Am |
| Year Released | 2005 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 2469 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 89 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 520 Nm | 179 Nm |
| Torque RPM | 2000 RPM | 2800 RPM |
| Engine Bore Size | 84 mm | 101.6 mm |
| Engine Stroke Size | 90 mm | 76.2 mm |
| Engine Compression Ratio | 18.0:1 | 9.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 2170 kg | 1130 kg |
| Vehicle Length | 4670 mm | 4520 mm |
| Vehicle Width | 1880 mm | 1710 mm |
| Vehicle Height | 1720 mm | 1340 mm |
| Wheelbase Size | 2830 mm | 2630 mm |
