2003 BMW X3 vs. 2002 Porsche Boxster
To start off, 2003 BMW X3 is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 2002 Porsche Boxster would be higher. At 2,979 cc (6 cylinders), 2003 BMW X3 is equipped with a bigger engine. In terms of performance, 2003 BMW X3 (228 HP @ 5900 RPM) has 11 more horse power than 2002 Porsche Boxster. (217 HP @ 6400 RPM). In normal driving conditions, 2003 BMW X3 should accelerate faster than 2002 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 580 kg more than 2002 Porsche Boxster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2002 Porsche Boxster. In wet, icy, snow, or gravel driving conditions, 2003 BMW X3 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 X3 (300 Nm @ 3500 RPM) has 35 more torque (in Nm) than 2002 Porsche Boxster. (265 Nm @ 4750 RPM). This means 2003 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2002 Porsche Boxster. 2003 BMW X3 has automatic transmission and 2002 Porsche Boxster has manual transmission. 2002 Porsche Boxster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X3 | 2002 Porsche Boxster | |
| Make | BMW | Porsche |
| Model | X3 | Boxster |
| Year Released | 2003 | 2002 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2979 cc | 2685 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 217 HP |
| Engine RPM | 5900 RPM | 6400 RPM |
| Torque | 300 Nm | 265 Nm |
| Torque RPM | 3500 RPM | 4750 RPM |
| Engine Bore Size | 84.1 mm | 85.5 mm |
| Engine Stroke Size | 89.6 mm | 78 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1260 kg |
| Vehicle Length | 4570 mm | 4320 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1680 mm | 1300 mm |
| Wheelbase Size | 2730 mm | 2360 mm |
