1973 Alfa Romeo Alfasud vs. 2007 Fiat Siena
To start off, 2007 Fiat Siena is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1973 Alfa Romeo Alfasud would be higher. At 1,697 cc (4 cylinders), 2007 Fiat Siena is equipped with a bigger engine. In terms of performance, 2007 Fiat Siena (68 HP @ 4600 RPM) has 7 more horse power than 1973 Alfa Romeo Alfasud. (61 HP @ 6000 RPM) In normal driving conditions, 2007 Fiat Siena should accelerate faster than 1973 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 2007 Fiat Siena weights approximately 220 kg more than 1973 Alfa Romeo Alfasud. 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 Fiat Siena (135 Nm @ 2500 RPM) has 46 more torque (in Nm) than 1973 Alfa Romeo Alfasud. (89 Nm @ 3200 RPM). This means 2007 Fiat Siena will have an easier job in driving up hills or pulling heavy equipment than 1973 Alfa Romeo Alfasud.
Compare all specifications:
| 1973 Alfa Romeo Alfasud | 2007 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | Alfasud | Siena |
| Year Released | 1973 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1186 cc | 1697 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 61 HP | 68 HP |
| Engine RPM | 6000 RPM | 4600 RPM |
| Torque | 89 Nm | 135 Nm |
| Torque RPM | 3200 RPM | 2500 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 870 kg | 1090 kg |
| Vehicle Length | 3900 mm | 4140 mm |
| Vehicle Width | 1590 mm | 1640 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2580 mm | 2380 mm |
| Fuel Tank Capacity | 50 L | 47 L |
