1987 Mercedes-Benz 300 vs. 2008 BMW 645
To start off, 2008 BMW 645 is newer by 21 year(s). Which means there will be less support and parts availability for 1987 Mercedes-Benz 300. In addition, the cost of maintenance, including insurance, on 1987 Mercedes-Benz 300 would be higher. At 4,398 cc (8 cylinders), 2008 BMW 645 is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP @ 6100 RPM) has 143 more horse power than 1987 Mercedes-Benz 300. (185 HP @ 5700 RPM) In normal driving conditions, 2008 BMW 645 should accelerate faster than 1987 Mercedes-Benz 300. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 645 weights approximately 285 kg more than 1987 Mercedes-Benz 300. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Mercedes-Benz 300 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 645. In wet, icy, snow, or gravel driving conditions, 1987 Mercedes-Benz 300 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, 2008 BMW 645 (450 Nm @ 3600 RPM) has 190 more torque (in Nm) than 1987 Mercedes-Benz 300. (260 Nm @ 4400 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1987 Mercedes-Benz 300. 2008 BMW 645 has automatic transmission and 1987 Mercedes-Benz 300 has manual transmission. 1987 Mercedes-Benz 300 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Mercedes-Benz 300 | 2008 BMW 645 | |
| Make | Mercedes-Benz | BMW |
| Model | 300 | 645 |
| Year Released | 1987 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2962 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 185 HP | 328 HP |
| Engine RPM | 5700 RPM | 6100 RPM |
| Torque | 260 Nm | 450 Nm |
| Torque RPM | 4400 RPM | 3600 RPM |
| Engine Bore Size | 88.5 mm | 92 mm |
| Engine Stroke Size | 80.3 mm | 82.7 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Top Speed | 207 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 6.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1815 kg |
| Vehicle Length | 4770 mm | 4830 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2810 mm | 2790 mm |
| Fuel Consumption Overall | 9.3 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 72 L | 70 L |
