1985 Alfa Romeo 90 vs. 2008 BMW M5
To start off, 2008 BMW M5 is newer by 23 year(s). Which means there will be less support and parts availability for 1985 Alfa Romeo 90. In addition, the cost of maintenance, including insurance, on 1985 Alfa Romeo 90 would be higher. At 4,999 cc (10 cylinders), 2008 BMW M5 is equipped with a bigger engine. In terms of performance, 2008 BMW M5 (500 HP @ 7750 RPM) has 391 more horse power than 1985 Alfa Romeo 90. (109 HP @ 4200 RPM) In normal driving conditions, 2008 BMW M5 should accelerate faster than 1985 Alfa Romeo 90. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW M5 weights approximately 580 kg more than 1985 Alfa Romeo 90. 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, 2008 BMW M5 (520 Nm @ 6100 RPM) has 274 more torque (in Nm) than 1985 Alfa Romeo 90. (246 Nm @ 2300 RPM). This means 2008 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 1985 Alfa Romeo 90.
Compare all specifications:
| 1985 Alfa Romeo 90 | 2008 BMW M5 | |
| Make | Alfa Romeo | BMW |
| Model | 90 | M5 |
| Year Released | 1985 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 4999 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 109 HP | 500 HP |
| Engine RPM | 4200 RPM | 7750 RPM |
| Torque | 246 Nm | 520 Nm |
| Torque RPM | 2300 RPM | 6100 RPM |
| Engine Bore Size | 92 mm | 92 mm |
| Engine Stroke Size | 90 mm | 75.2 mm |
| Engine Compression Ratio | 22.0:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 178 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1830 kg |
| Vehicle Length | 4400 mm | 4860 mm |
| Vehicle Width | 1650 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2460 mm | 2900 mm |
| Fuel Consumption Overall | 5.4 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 49 L | 70 L |
