2004 BMW 630 vs. 2005 Mercedes-Benz S
To start off, 2005 Mercedes-Benz S is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW 630. In addition, the cost of maintenance, including insurance, on 2004 BMW 630 would be higher. At 3,997 cc (8 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2004 BMW 630 (254 HP @ 6600 RPM) has 6 more horse power than 2005 Mercedes-Benz S. (248 HP @ 4000 RPM). In normal driving conditions, 2004 BMW 630 should accelerate faster than 2005 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 264 kg more than 2004 BMW 630.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2005 Mercedes-Benz S (560 Nm @ 1700 RPM) has 260 more torque (in Nm) than 2004 BMW 630. (300 Nm @ 2500 RPM). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 630.
Compare all specifications:
| 2004 BMW 630 | 2005 Mercedes-Benz S | |
| Make | BMW | Mercedes-Benz |
| Model | 630 | S |
| Year Released | 2004 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 3997 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 248 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 300 Nm | 560 Nm |
| Torque RPM | 2500 RPM | 1700 RPM |
| Engine Bore Size | 85 mm | 86 mm |
| Engine Stroke Size | 88 mm | 86 mm |
| Engine Compression Ratio | 10.7:1 | 19.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 7.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1776 kg | 2040 kg |
| Vehicle Length | 4830 mm | 5160 mm |
| Vehicle Width | 1860 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2730 mm | 2970 mm |
| Fuel Consumption Overall | 9.9 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 70 L | 88 L |
