2007 BMW 523 vs. 1985 BMW M5
To start off, 2007 BMW 523 is newer by 22 year(s). Which means there will be less support and parts availability for 1985 BMW M5. In addition, the cost of maintenance, including insurance, on 1985 BMW M5 would be higher. At 3,453 cc (6 cylinders), 1985 BMW M5 is equipped with a bigger engine. In terms of performance, 1985 BMW M5 (256 HP @ 4800 RPM) has 81 more horse power than 2007 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 1985 BMW M5 should accelerate faster than 2007 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 75 kg more than 1985 BMW M5.
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 BMW M5 (290 Nm @ 4500 RPM) has 60 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 1985 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523. 2007 BMW 523 has automatic transmission and 1985 BMW M5 has manual transmission. 1985 BMW M5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 523 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 523 | 1985 BMW M5 | |
| Make | BMW | BMW |
| Model | 523 | M5 |
| Year Released | 2007 | 1985 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 3453 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 256 HP |
| Engine RPM | 5800 RPM | 4800 RPM |
| Torque | 230 Nm | 290 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 78.8 mm | 91.9 mm |
| Engine Stroke Size | 82 mm | 86.1 mm |
| Engine Compression Ratio | 11.0:1 | 8.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 230 km/hour | 245 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 6.1 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1575 kg | 1500 kg |
| Vehicle Length | 4850 mm | 4630 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2890 mm | 2580 mm |
| Fuel Consumption Overall | 10.6 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
