1987 Mercedes-Benz 300 vs. 1973 Porsche 911
To start off, 1987 Mercedes-Benz 300 is newer by 14 year(s). Which means there will be less support and parts availability for 1973 Porsche 911. In addition, the cost of maintenance, including insurance, on 1973 Porsche 911 would be higher. At 2,994 cc (6 cylinders), 1973 Porsche 911 is equipped with a bigger engine. In terms of performance, 1973 Porsche 911 (226 HP @ 6200 RPM) has 41 more horse power than 1987 Mercedes-Benz 300. (185 HP @ 5700 RPM) In normal driving conditions, 1973 Porsche 911 should accelerate faster than 1987 Mercedes-Benz 300. With that said, vehicle weight also plays an important factor in acceleration. 1987 Mercedes-Benz 300 weights approximately 630 kg more than 1973 Porsche 911.
Because 1987 Mercedes-Benz 300 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Porsche 911. 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, 1973 Porsche 911 (275 Nm @ 5000 RPM) has 15 more torque (in Nm) than 1987 Mercedes-Benz 300. (260 Nm @ 4400 RPM). This means 1973 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1987 Mercedes-Benz 300.
Compare all specifications:
| 1987 Mercedes-Benz 300 | 1973 Porsche 911 | |
| Make | Mercedes-Benz | Porsche |
| Model | 300 | 911 |
| Year Released | 1987 | 1973 |
| Engine Position | Front | Rear |
| Engine Size | 2962 cc | 2994 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 185 HP | 226 HP |
| Engine RPM | 5700 RPM | 6200 RPM |
| Torque | 260 Nm | 275 Nm |
| Torque RPM | 4400 RPM | 5000 RPM |
| Engine Bore Size | 88.5 mm | 95 mm |
| Engine Stroke Size | 80.3 mm | 70.4 mm |
| Engine Compression Ratio | 10.0:1 | 8.5:1 |
| Top Speed | 207 km/hour | 245 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 5.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1530 kg | 900 kg |
| Vehicle Length | 4770 mm | 4130 mm |
| Vehicle Width | 1750 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1330 mm |
| Wheelbase Size | 2810 mm | 2270 mm |
| Fuel Tank Capacity | 72 L | 80 L |
