1985 BMW M5 vs. 2009 Infiniti QX56
To start off, 2009 Infiniti QX56 is newer by 24 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 5,552 cc (8 cylinders), 2009 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2009 Infiniti QX56 (320 HP @ 5200 RPM) has 64 more horse power than 1985 BMW M5. (256 HP @ 4800 RPM) In normal driving conditions, 2009 Infiniti QX56 should accelerate faster than 1985 BMW M5. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti QX56 weights approximately 219 kg more than 1985 BMW M5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Infiniti QX56 (533 Nm @ 3400 RPM) has 243 more torque (in Nm) than 1985 BMW M5. (290 Nm @ 4500 RPM). This means 2009 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 1985 BMW M5. 2009 Infiniti QX56 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. 2009 Infiniti QX56 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1985 BMW M5 | 2009 Infiniti QX56 | |
| Make | BMW | Infiniti |
| Model | M5 | QX56 |
| Year Released | 1985 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 5552 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 320 HP |
| Engine RPM | 4800 RPM | 5200 RPM |
| Torque | 290 Nm | 533 Nm |
| Torque RPM | 4500 RPM | 3400 RPM |
| Engine Compression Ratio | 8.0:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1500 kg | 1719 kg |
| Vehicle Length | 4630 mm | 5260 mm |
| Vehicle Width | 1710 mm | 2010 mm |
| Vehicle Height | 1410 mm | 1980 mm |
| Wheelbase Size | 2580 mm | 3140 mm |
| Fuel Consumption | 9.7 L/100km | 13.1 L/100km |
| Fuel Consumption City | 16.5 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 8.6 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 70 L | 106 L |
