2003 BMW X5 vs. 1981 Pontiac 1000
To start off, 2003 BMW X5 is newer by 22 year(s). Which means there will be less support and parts availability for 1981 Pontiac 1000. In addition, the cost of maintenance, including insurance, on 1981 Pontiac 1000 would be higher. At 4,398 cc (8 cylinders), 2003 BMW X5 is equipped with a bigger engine. In terms of performance, 2003 BMW X5 (338 HP @ 6100 RPM) has 274 more horse power than 1981 Pontiac 1000. (64 HP @ 5200 RPM). In normal driving conditions, 2003 BMW X5 should accelerate faster than 1981 Pontiac 1000. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 1235 kg more than 1981 Pontiac 1000. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Pontiac 1000. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 BMW X5 (400 Nm @ 3700 RPM) has 291 more torque (in Nm) than 1981 Pontiac 1000. (109 Nm @ 3200 RPM). This means 2003 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1981 Pontiac 1000. 2003 BMW X5 has automatic transmission and 1981 Pontiac 1000 has manual transmission. 1981 Pontiac 1000 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X5 | 1981 Pontiac 1000 | |
| Make | BMW | Pontiac |
| Model | X5 | 1000 |
| Year Released | 2003 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1597 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 338 HP | 64 HP |
| Engine RPM | 6100 RPM | 5200 RPM |
| Torque | 400 Nm | 109 Nm |
| Torque RPM | 3700 RPM | 3200 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2195 kg | 960 kg |
| Vehicle Length | 4670 mm | 4120 mm |
| Vehicle Width | 1880 mm | 1580 mm |
| Vehicle Height | 1720 mm | 1330 mm |
| Wheelbase Size | 2730 mm | 2400 mm |
