2009 BMW 650 vs. 1988 BMW M5
To start off, 2009 BMW 650 is newer by 21 year(s). Which means there will be less support and parts availability for 1988 BMW M5. In addition, the cost of maintenance, including insurance, on 1988 BMW M5 would be higher. At 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP @ 6300 RPM) has 51 more horse power than 1988 BMW M5. (311 HP @ 6900 RPM). In normal driving conditions, 2009 BMW 650 should accelerate faster than 1988 BMW M5. With that said, vehicle weight also plays an important factor in acceleration. 1988 BMW M5 weights approximately 208 kg more than 2009 BMW 650.
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, 2009 BMW 650 (490 Nm @ 3400 RPM) has 130 more torque (in Nm) than 1988 BMW M5. (360 Nm @ 4750 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 1988 BMW M5. 2009 BMW 650 has automatic transmission and 1988 BMW M5 has manual transmission. 1988 BMW M5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 650 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 650 | 1988 BMW M5 | |
| Make | BMW | BMW |
| Model | 650 | M5 |
| Year Released | 2009 | 1988 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 3533 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 311 HP |
| Engine RPM | 6300 RPM | 6900 RPM |
| Torque | 490 Nm | 360 Nm |
| Torque RPM | 3400 RPM | 4750 RPM |
| Engine Bore Size | 92 mm | 93.4 mm |
| Engine Stroke Size | 82.7 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Top Speed | 250 km/hour | 253 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 6.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1733 kg |
| Vehicle Length | 4830 mm | 4730 mm |
| Vehicle Width | 1380 mm | 1760 mm |
| Vehicle Height | 1860 mm | 1400 mm |
| Wheelbase Size | 2790 mm | 2770 mm |
| Fuel Consumption Overall | 7.2 L/100km | 9 L/100km |
