2005 BMW X5 vs. 1987 Pontiac Bonneville
To start off, 2005 BMW X5 is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1987 Pontiac Bonneville would be higher. At 3,791 cc (6 cylinders), 1987 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (215 HP @ 4000 RPM) has 65 more horse power than 1987 Pontiac Bonneville. (150 HP @ 4400 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 1987 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 666 kg more than 1987 Pontiac Bonneville. 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 1987 Pontiac Bonneville. 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 249 more torque (in Nm) than 1987 Pontiac Bonneville. (271 Nm @ 2000 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1987 Pontiac Bonneville. 1987 Pontiac Bonneville has automatic transmission and 2005 BMW X5 has manual transmission. 2005 BMW X5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1987 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW X5 | 1987 Pontiac Bonneville | |
| Make | BMW | Pontiac |
| Model | X5 | Bonneville |
| Year Released | 2005 | 1987 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 215 HP | 150 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 520 Nm | 271 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 96.5 mm |
| Engine Stroke Size | 90 mm | 86.4 mm |
| Engine Compression Ratio | 18.0:1 | 8.5:1 |
| Top Speed | 210 km/hour | 177 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2170 kg | 1504 kg |
| Vehicle Length | 4670 mm | 5050 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1720 mm | 1420 mm |
| Wheelbase Size | 2830 mm | 2820 mm |
| Fuel Tank Capacity | 93 L | 68 L |
