2003 BMW X5 vs. 1998 Porsche 911
To start off, 2003 BMW X5 is newer by 5 year(s). Which means there will be less support and parts availability for 1998 Porsche 911. In addition, the cost of maintenance, including insurance, on 1998 Porsche 911 would be higher. At 4,398 cc (8 cylinders), 2003 BMW X5 is equipped with a bigger engine. In terms of performance, 1998 Porsche 911 (537 HP @ 7000 RPM) has 199 more horse power than 2003 BMW X5. (338 HP @ 6100 RPM) In normal driving conditions, 1998 Porsche 911 should accelerate faster than 2003 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 1045 kg more than 1998 Porsche 911.
Because 2003 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Porsche 911. 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, 1998 Porsche 911 (600 Nm @ 4250 RPM) has 200 more torque (in Nm) than 2003 BMW X5. (400 Nm @ 3700 RPM). This means 1998 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X5. 2003 BMW X5 has automatic transmission and 1998 Porsche 911 has manual transmission. 1998 Porsche 911 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 | 1998 Porsche 911 | |
| Make | BMW | Porsche |
| Model | X5 | 911 |
| Year Released | 2003 | 1998 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4398 cc | 3164 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 537 HP |
| Engine RPM | 6100 RPM | 7000 RPM |
| Torque | 400 Nm | 600 Nm |
| Torque RPM | 3700 RPM | 4250 RPM |
| Engine Bore Size | 92 mm | 95 mm |
| Engine Stroke Size | 82.7 mm | 74.4 mm |
| Top Speed | 240 km/hour | 310 km/hour |
| Acceleration 0-100mph | 7 seconds | 3.7 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 | 2195 kg | 1150 kg |
| Vehicle Length | 4670 mm | 4720 mm |
| Vehicle Width | 1880 mm | 1990 mm |
| Vehicle Height | 1720 mm | 1180 mm |
| Wheelbase Size | 2730 mm | 2280 mm |
| Fuel Tank Capacity | 93 L | 100 L |
