2003 BMW X5 vs. 2007 BMW M
To start off, 2007 BMW M is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW X5. In addition, the cost of maintenance, including insurance, on 2003 BMW X5 would be higher. At 4,398 cc (8 cylinders), 2003 BMW X5 is equipped with a bigger engine. In terms of performance, 2003 BMW X5 (338 HP @ 6100 RPM) has 8 more horse power than 2007 BMW M. (330 HP @ 7900 RPM). In normal driving conditions, 2003 BMW X5 should accelerate faster than 2007 BMW M.
Because 2003 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M. 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, 2003 BMW X5 (400 Nm @ 3700 RPM) has 45 more torque (in Nm) than 2007 BMW M. (355 Nm @ 4900 RPM). This means 2003 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW M. 2003 BMW X5 has automatic transmission and 2007 BMW M has manual transmission. 2007 BMW M 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 | 2007 BMW M | |
| Make | BMW | BMW |
| Model | X5 | M |
| Year Released | 2003 | 2007 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3246 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 330 HP |
| Engine RPM | 6100 RPM | 7900 RPM |
| Torque | 400 Nm | 355 Nm |
| Torque RPM | 3700 RPM | 4900 RPM |
| Engine Bore Size | 92 mm | 87 mm |
| Engine Stroke Size | 82.7 mm | 91 mm |
| Engine Compression Ratio | 10.0:1 | 11.5:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4670 mm | 4120 mm |
| Vehicle Width | 1880 mm | 1790 mm |
| Vehicle Height | 1720 mm | 1290 mm |
| Wheelbase Size | 2730 mm | 2500 mm |
| Fuel Consumption Highway | 10.4 L/100km | 9.8 L/100km |
| Fuel Consumption City | 18.3 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 13.3 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 93 L | 55 L |
