1985 BMW M5 vs. 2006 BMW 523
To start off, 2006 BMW 523 is newer by 21 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) has 81 more horse power than 2006 BMW 523. (175 HP). In normal driving conditions, 1985 BMW M5 should accelerate faster than 2006 BMW 523.
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 2006 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 2006 BMW 523. 2006 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. 2006 BMW 523 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1985 BMW M5 | 2006 BMW 523 | |
| Make | BMW | BMW |
| Model | M5 | 523 |
| Year Released | 1985 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 175 HP |
| Torque | 290 Nm | 230 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 245 km/hour | 227 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 8.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4630 mm | 4850 mm |
| Vehicle Width | 1710 mm | 1850 mm |
| Vehicle Height | 1410 mm | 1500 mm |
| Wheelbase Size | 2580 mm | 2840 mm |
| Fuel Consumption Overall | 8.6 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
