1984 Alfa Romeo Arna vs. 2007 Mercedes-Benz B
To start off, 2007 Mercedes-Benz B is newer by 23 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 1,699 cc (4 cylinders), 2007 Mercedes-Benz B is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz B (114 HP @ 5500 RPM) has 52 more horse power than 1984 Alfa Romeo Arna. (62 HP @ 6000 RPM) In normal driving conditions, 2007 Mercedes-Benz B should accelerate faster than 1984 Alfa Romeo Arna. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz B weights approximately 460 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2007 Mercedes-Benz B (155 Nm @ 3500 RPM) has 67 more torque (in Nm) than 1984 Alfa Romeo Arna. (88 Nm @ 3200 RPM). This means 2007 Mercedes-Benz B 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 | 2007 Mercedes-Benz B | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | Arna | B |
| Year Released | 1984 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1186 cc | 1699 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 62 HP | 114 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 88 Nm | 155 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 850 kg | 1310 kg |
| Vehicle Length | 4010 mm | 4280 mm |
| Vehicle Width | 1630 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1610 mm |
| Wheelbase Size | 2430 mm | 2780 mm |
