2009 Mercedes-Benz S vs. 1989 Porsche 911
To start off, 2009 Mercedes-Benz S is newer by 20 year(s). Which means there will be less support and parts availability for 1989 Porsche 911. In addition, the cost of maintenance, including insurance, on 1989 Porsche 911 would be higher. At 5,513 cc (12 cylinders), 2009 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz S (510 HP @ 5000 RPM) has 263 more horse power than 1989 Porsche 911. (247 HP @ 6100 RPM). In normal driving conditions, 2009 Mercedes-Benz S should accelerate faster than 1989 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1989 Porsche 911 weights approximately 125 kg more than 2009 Mercedes-Benz S.
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, 2009 Mercedes-Benz S (830 Nm @ 1800 RPM) has 520 more torque (in Nm) than 1989 Porsche 911. (310 Nm @ 4800 RPM). This means 2009 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1989 Porsche 911. 2009 Mercedes-Benz S has automatic transmission and 1989 Porsche 911 has manual transmission. 1989 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mercedes-Benz S | 1989 Porsche 911 | |
| Make | Mercedes-Benz | Porsche |
| Model | S | 911 |
| Year Released | 2009 | 1989 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5513 cc | 3600 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 510 HP | 247 HP |
| Engine RPM | 5000 RPM | 6100 RPM |
| Torque | 830 Nm | 310 Nm |
| Torque RPM | 1800 RPM | 4800 RPM |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1225 kg | 1350 kg |
| Vehicle Length | 5210 mm | 4300 mm |
| Vehicle Width | 1880 mm | 1660 mm |
| Vehicle Height | 1480 mm | 1330 mm |
| Wheelbase Size | 3170 mm | 2270 mm |
| Fuel Tank Capacity | 90 L | 77 L |
