2003 BMW X3 vs. 2013 Mercedes-Benz G
To start off, 2013 Mercedes-Benz G is newer by 10 year(s). Which means there will be less support and parts availability for 2003 BMW X3. In addition, the cost of maintenance, including insurance, on 2003 BMW X3 would be higher. At 5,500 cc (8 cylinders), 2013 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2013 Mercedes-Benz G (529 HP @ 5500 RPM) has 328 more horse power than 2003 BMW X3. (201 HP @ 4000 RPM) In normal driving conditions, 2013 Mercedes-Benz G should accelerate faster than 2003 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2013 Mercedes-Benz G weights approximately 620 kg more than 2003 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 Mercedes-Benz G (759 Nm @ 5000 RPM) has 349 more torque (in Nm) than 2003 BMW X3. (410 Nm @ 1500 RPM). This means 2013 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X3. 2003 BMW X3 has automatic transmission and 2013 Mercedes-Benz G has manual transmission. 2013 Mercedes-Benz G will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X3 | 2013 Mercedes-Benz G | |
| Make | BMW | Mercedes-Benz |
| Model | X3 | G |
| Year Released | 2003 | 2013 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 5500 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | electric |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 529 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 410 Nm | 759 Nm |
| Torque RPM | 1500 RPM | 5000 RPM |
| Engine Bore Size | 84 mm | 98 mm |
| Engine Stroke Size | 90 mm | 90 mm |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Top Speed | 215 km/hour | 210 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 5.4 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1930 kg | 2550 kg |
| Vehicle Length | 4570 mm | 4763 mm |
| Vehicle Width | 1860 mm | 2055 mm |
| Vehicle Height | 1680 mm | 1938 mm |
| Wheelbase Size | 2730 mm | 2850 mm |
| Fuel Consumption | 7.3 L/100km | 13.4 L/100km |
| Fuel Consumption City | 12.1 L/100km | 17.5 L/100km |
