1994 BMW M5 vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 18 year(s). Which means there will be less support and parts availability for 1994 BMW M5. In addition, the cost of maintenance, including insurance, on 1994 BMW M5 would be higher. At 3,793 cc (6 cylinders), 1994 BMW M5 is equipped with a bigger engine. In terms of performance, 1994 BMW M5 (335 HP @ 6900 RPM) has 17 more horse power than 2012 BMW 640. (318 HP @ 5800 RPM). In normal driving conditions, 1994 BMW M5 should accelerate faster than 2012 BMW 640. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 640 weights approximately 39 kg more than 1994 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, 2012 BMW 640 (450 Nm @ 1300 RPM) has 50 more torque (in Nm) than 1994 BMW M5. (400 Nm @ 4750 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 1994 BMW M5. 2012 BMW 640 has automatic transmission and 1994 BMW M5 has manual transmission. 1994 BMW M5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW 640 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1994 BMW M5 | 2012 BMW 640 | |
| Make | BMW | BMW |
| Model | M5 | 640 |
| Year Released | 1994 | 2012 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3793 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 335 HP | 318 HP |
| Engine RPM | 6900 RPM | 5800 RPM |
| Torque | 400 Nm | 450 Nm |
| Torque RPM | 4750 RPM | 1300 RPM |
| Engine Bore Size | 94.6 mm | 89.6 mm |
| Engine Stroke Size | 90 mm | 84 mm |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 5.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1786 kg | 1825 kg |
| Vehicle Length | 4730 mm | 5007 mm |
| Vehicle Width | 1760 mm | 1894 mm |
| Vehicle Height | 1400 mm | 1392 mm |
| Wheelbase Size | 2730 mm | 2968 mm |
| Fuel Consumption Highway | 8.4 L/100km | 6.1 L/100km |
| Fuel Consumption City | 18 L/100km | 10.6 L/100km |
| Fuel Consumption Overall | 8.2 L/100km | 7.8 L/100km |
