2006 BMW M5 vs. 2008 BMW X3
To start off, 2008 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW M5. In addition, the cost of maintenance, including insurance, on 2006 BMW M5 would be higher. At 4,998 cc (10 cylinders), 2006 BMW M5 is equipped with a bigger engine. In terms of performance, 2006 BMW M5 (500 HP @ 7750 RPM) has 272 more horse power than 2008 BMW X3. (228 HP @ 5900 RPM). In normal driving conditions, 2006 BMW M5 should accelerate faster than 2008 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 10 kg more than 2006 BMW M5.
Because 2006 BMW M5 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW X3. In wet, icy, snow, or gravel driving conditions, 2006 BMW M5 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, 2006 BMW M5 (519 Nm @ 6100 RPM) has 219 more torque (in Nm) than 2008 BMW X3. (300 Nm @ 3500 RPM). This means 2006 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X3. 2008 BMW X3 has automatic transmission and 2006 BMW M5 has manual transmission. 2006 BMW M5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW M5 | 2008 BMW X3 | |
| Make | BMW | BMW |
| Model | M5 | X3 |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4998 cc | 2979 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 228 HP |
| Engine RPM | 7750 RPM | 5900 RPM |
| Torque | 519 Nm | 300 Nm |
| Torque RPM | 6100 RPM | 3500 RPM |
| Engine Compression Ratio | 12.0:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 245 km/hour | 210 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 10 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1755 kg | 1765 kg |
| Vehicle Length | 4860 mm | 4580 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1680 mm |
| Wheelbase Size | 2890 mm | 2800 mm |
| Fuel Consumption Overall | 16.8 L/100km | 14.6 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
