1985 Mercedes-Benz 420 vs. 1989 Porsche 911
To start off, 1989 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 1985 Mercedes-Benz 420. In addition, the cost of maintenance, including insurance, on 1985 Mercedes-Benz 420 would be higher. At 4,196 cc (8 cylinders), 1985 Mercedes-Benz 420 is equipped with a bigger engine. In terms of performance, 1989 Porsche 911 (247 HP @ 6100 RPM) has 29 more horse power than 1985 Mercedes-Benz 420. (218 HP @ 5200 RPM) In normal driving conditions, 1989 Porsche 911 should accelerate faster than 1985 Mercedes-Benz 420. With that said, vehicle weight also plays an important factor in acceleration. 1985 Mercedes-Benz 420 weights approximately 250 kg more than 1989 Porsche 911.
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, 1985 Mercedes-Benz 420 (329 Nm @ 3750 RPM) has 19 more torque (in Nm) than 1989 Porsche 911. (310 Nm @ 4800 RPM). This means 1985 Mercedes-Benz 420 will have an easier job in driving up hills or pulling heavy equipment than 1989 Porsche 911.
Compare all specifications:
| 1985 Mercedes-Benz 420 | 1989 Porsche 911 | |
| Make | Mercedes-Benz | Porsche |
| Model | 420 | 911 |
| Year Released | 1985 | 1989 |
| Engine Position | Front | Rear |
| Engine Size | 4196 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 218 HP | 247 HP |
| Engine RPM | 5200 RPM | 6100 RPM |
| Torque | 329 Nm | 310 Nm |
| Torque RPM | 3750 RPM | 4800 RPM |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1600 kg | 1350 kg |
| Vehicle Length | 5070 mm | 4300 mm |
| Vehicle Width | 1840 mm | 1660 mm |
| Vehicle Height | 1420 mm | 1330 mm |
| Wheelbase Size | 2850 mm | 2270 mm |
