2008 BMW X5 vs. 2003 Mercedes-Benz S
To start off, 2008 BMW X5 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2003 Mercedes-Benz S would be higher. At 4,266 cc (8 cylinders), 2003 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2003 Mercedes-Benz S (276 HP @ 5750 RPM) has 16 more horse power than 2008 BMW X5. (260 HP @ 6600 RPM) In normal driving conditions, 2003 Mercedes-Benz S should accelerate faster than 2008 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz S weights approximately 405 kg more than 2008 BMW X5. 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, 2003 Mercedes-Benz S (400 Nm @ 3000 RPM) has 95 more torque (in Nm) than 2008 BMW X5. (305 Nm @ 2750 RPM). This means 2003 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X5.
Compare all specifications:
| 2008 BMW X5 | 2003 Mercedes-Benz S | |
| Make | BMW | Mercedes-Benz |
| Model | X5 | S |
| Year Released | 2008 | 2003 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 4266 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 260 HP | 276 HP |
| Engine RPM | 6600 RPM | 5750 RPM |
| Torque | 305 Nm | 400 Nm |
| Torque RPM | 2750 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1955 kg |
| Vehicle Length | 4860 mm | 5050 mm |
| Vehicle Width | 1940 mm | 1860 mm |
| Vehicle Height | 1770 mm | 1460 mm |
| Wheelbase Size | 2940 mm | 2860 mm |
| Fuel Consumption Overall | 13.2 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 85 L | 88 L |
