1986 Porsche 911 vs. 2009 BMW 523
To start off, 2009 BMW 523 is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Porsche 911. In addition, the cost of maintenance, including insurance, on 1986 Porsche 911 would be higher. At 3,164 cc (6 cylinders), 1986 Porsche 911 is equipped with a bigger engine. In terms of performance, 1986 Porsche 911 (228 HP @ 5900 RPM) has 53 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM). In normal driving conditions, 1986 Porsche 911 should accelerate faster than 2009 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 523 weights approximately 335 kg more than 1986 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, 1986 Porsche 911 (286 Nm @ 4800 RPM) has 56 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 1986 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523. 2009 BMW 523 has automatic transmission and 1986 Porsche 911 has manual transmission. 1986 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 523 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Porsche 911 | 2009 BMW 523 | |
| Make | Porsche | BMW |
| Model | 911 | 523 |
| Year Released | 1986 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Rear | Front |
| Engine Size | 3164 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 228 HP | 175 HP |
| Engine RPM | 5900 RPM | 5800 RPM |
| Torque | 286 Nm | 230 Nm |
| Torque RPM | 4800 RPM | 3500 RPM |
| Engine Bore Size | 95 mm | 82.1 mm |
| Engine Stroke Size | 74.4 mm | 78.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1230 kg | 1565 kg |
| Vehicle Length | 4300 mm | 4850 mm |
| Vehicle Width | 1660 mm | 1850 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2280 mm | 2890 mm |
| Fuel Tank Capacity | 80 L | 70 L |
