1999 BMW X5 vs. 2006 BMW X3
To start off, 2006 BMW X3 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 BMW X5. In addition, the cost of maintenance, including insurance, on 1999 BMW X5 would be higher. At 4,398 cc (8 cylinders), 1999 BMW X5 is equipped with a bigger engine. In terms of performance, 1999 BMW X5 (282 HP @ 5400 RPM) has 134 more horse power than 2006 BMW X3. (148 HP @ 4000 RPM). In normal driving conditions, 1999 BMW X5 should accelerate faster than 2006 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW X5 weights approximately 259 kg more than 2006 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 1999 BMW X5 (439 Nm @ 3600 RPM) has 109 more torque (in Nm) than 2006 BMW X3. (330 Nm @ 2000 RPM). This means 1999 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X3. 1999 BMW X5 has automatic transmission and 2006 BMW X3 has manual transmission. 2006 BMW X3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 BMW X5 | 2006 BMW X3 | |
| Make | BMW | BMW |
| Model | X5 | X3 |
| Year Released | 1999 | 2006 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 148 HP |
| Engine RPM | 5400 RPM | 4000 RPM |
| Torque | 439 Nm | 330 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Engine Compression Ratio | 10.0:1 | 17.0:1 |
| Top Speed | 207 km/hour | 193 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 10.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2184 kg | 1925 kg |
| Vehicle Length | 4670 mm | 4570 mm |
| Vehicle Width | 1880 mm | 1860 mm |
| Vehicle Height | 1710 mm | 1680 mm |
| Wheelbase Size | 2730 mm | 2800 mm |
| Fuel Consumption Overall | 13.9 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 93 L | 67 L |
