1984 BMW M6 vs. 2009 BMW 135
To start off, 2009 BMW 135 is newer by 25 year(s). Which means there will be less support and parts availability for 1984 BMW M6. In addition, the cost of maintenance, including insurance, on 1984 BMW M6 would be higher. At 3,453 cc (6 cylinders), 1984 BMW M6 is equipped with a bigger engine. In terms of performance, 2009 BMW 135 (302 HP @ 5800 RPM) has 20 more horse power than 1984 BMW M6. (282 HP @ 6500 RPM) In normal driving conditions, 2009 BMW 135 should accelerate faster than 1984 BMW M6. With that said, vehicle weight also plays an important factor in acceleration. 1984 BMW M6 weights approximately 120 kg more than 2009 BMW 135.
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 135 (400 Nm @ 1300 RPM) has 66 more torque (in Nm) than 1984 BMW M6. (334 Nm @ 4500 RPM). This means 2009 BMW 135 will have an easier job in driving up hills or pulling heavy equipment than 1984 BMW M6. 2009 BMW 135 has automatic transmission and 1984 BMW M6 has manual transmission. 1984 BMW M6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 135 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1984 BMW M6 | 2009 BMW 135 | |
| Make | BMW | BMW |
| Model | M6 | 135 |
| Year Released | 1984 | 2009 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 302 HP |
| Engine RPM | 6500 RPM | 5800 RPM |
| Torque | 334 Nm | 400 Nm |
| Torque RPM | 4500 RPM | 1300 RPM |
| Engine Bore Size | 93.4 mm | 84.1 mm |
| Engine Stroke Size | 84 mm | 89.6 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1505 kg | 1385 kg |
| Vehicle Length | 4760 mm | 4370 mm |
| Vehicle Width | 1730 mm | 1420 mm |
| Vehicle Height | 1360 mm | 1760 mm |
| Wheelbase Size | 2630 mm | 2670 mm |
| Fuel Tank Capacity | 70 L | 53 L |
