2007 BMW X3 vs. 2003 Porsche Boxster
To start off, 2007 BMW X3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 2003 Porsche Boxster would be higher. At 3,179 cc (6 cylinders), 2003 Porsche Boxster is equipped with a bigger engine. In terms of performance, 2003 Porsche Boxster (262 HP @ 6200 RPM) has 47 more horse power than 2007 BMW X3. (215 HP @ 4000 RPM) In normal driving conditions, 2003 Porsche Boxster should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 385 kg more than 2003 Porsche Boxster.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Porsche Boxster. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 170 more torque (in Nm) than 2003 Porsche Boxster. (310 Nm @ 4600 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Porsche Boxster. 2007 BMW X3 has automatic transmission and 2003 Porsche Boxster has manual transmission. 2003 Porsche Boxster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 2003 Porsche Boxster | |
| Make | BMW | Porsche |
| Model | X3 | Boxster |
| Year Released | 2007 | 2003 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2993 cc | 3179 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 215 HP | 262 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 480 Nm | 310 Nm |
| Torque RPM | 1750 RPM | 4600 RPM |
| Engine Compression Ratio | 17.0:1 | 11.0:1 |
| Top Speed | 205 km/hour | 266 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 5.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1765 kg | 1380 kg |
| Vehicle Length | 4570 mm | 4330 mm |
| Vehicle Width | 1680 mm | 1790 mm |
| Vehicle Height | 1860 mm | 1290 mm |
| Wheelbase Size | 2800 mm | 2420 mm |
| Fuel Consumption Overall | 8.6 L/100km | 10.5 L/100km |
| Fuel Tank Capacity | 67 L | 64 L |
