2009 BMW 635 vs. 1986 Alfa Romeo 90
To start off, 2009 BMW 635 is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Alfa Romeo 90. In addition, the cost of maintenance, including insurance, on 1986 Alfa Romeo 90 would be higher. At 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 173 more horse power than 1986 Alfa Romeo 90. (109 HP @ 4200 RPM). In normal driving conditions, 2009 BMW 635 should accelerate faster than 1986 Alfa Romeo 90.
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 635 (580 Nm @ 1750 RPM) has 345 more torque (in Nm) than 1986 Alfa Romeo 90. (235 Nm @ 2300 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 1986 Alfa Romeo 90. 2009 BMW 635 has automatic transmission and 1986 Alfa Romeo 90 has manual transmission. 1986 Alfa Romeo 90 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 635 | 1986 Alfa Romeo 90 | |
| Make | BMW | Alfa Romeo |
| Model | 635 | 90 |
| Year Released | 2009 | 1986 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2391 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 282 HP | 109 HP |
| Engine RPM | 4400 RPM | 4200 RPM |
| Torque | 580 Nm | 235 Nm |
| Torque RPM | 1750 RPM | 2300 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 90 mm | 90 mm |
| Engine Compression Ratio | 17.0:1 | 22.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 250 km/hour | 178 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4830 mm | 4400 mm |
| Vehicle Width | 1860 mm | 1650 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2520 mm |
| Fuel Tank Capacity | 70 L | 49 L |
