1984 Alfa Romeo Arna vs. 2009 BMW 650
To start off, 2009 BMW 650 is newer by 25 year(s). Which means there will be less support and parts availability for 1984 Alfa Romeo Arna. In addition, the cost of maintenance, including insurance, on 1984 Alfa Romeo Arna 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 300 more horse power than 1984 Alfa Romeo Arna. (62 HP @ 6000 RPM) In normal driving conditions, 2009 BMW 650 should accelerate faster than 1984 Alfa Romeo Arna. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 650 weights approximately 675 kg more than 1984 Alfa Romeo Arna. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 650 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 1984 Alfa Romeo Arna, being front wheel drive (FWD), will offer much better control with better grip. 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 @ 3600 RPM) has 402 more torque (in Nm) than 1984 Alfa Romeo Arna. (88 Nm @ 3200 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 1984 Alfa Romeo Arna.
Compare all specifications:
| 1984 Alfa Romeo Arna | 2009 BMW 650 | |
| Make | Alfa Romeo | BMW |
| Model | Arna | 650 |
| Year Released | 1984 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1186 cc | 4799 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 62 HP | 362 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 88 Nm | 490 Nm |
| Torque RPM | 3200 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 850 kg | 1525 kg |
| Vehicle Length | 4010 mm | 4830 mm |
| Vehicle Width | 1630 mm | 1380 mm |
| Vehicle Height | 1350 mm | 1860 mm |
| Wheelbase Size | 2430 mm | 2790 mm |
