1973 Alfa Romeo Junior vs. 2003 Fiat Siena
To start off, 2003 Fiat Siena is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Alfa Romeo Junior. In addition, the cost of maintenance, including insurance, on 1973 Alfa Romeo Junior would be higher. At 1,301 cc (4 cylinders), 2003 Fiat Siena is equipped with a bigger engine. In terms of performance, 1973 Alfa Romeo Junior (86 HP @ 6000 RPM) has 27 more horse power than 2003 Fiat Siena. (59 HP @ 5200 RPM). In normal driving conditions, 1973 Alfa Romeo Junior should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2003 Fiat Siena weights approximately 70 kg more than 1973 Alfa Romeo Junior.
Because 1973 Alfa Romeo Junior 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 1973 Alfa Romeo Junior. However, in wet, icy, snow, or gravel driving conditions, 2003 Fiat Siena, 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, 1973 Alfa Romeo Junior (115 Nm @ 3200 RPM) has 12 more torque (in Nm) than 2003 Fiat Siena. (103 Nm @ 2500 RPM). This means 1973 Alfa Romeo Junior will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena.
Compare all specifications:
| 1973 Alfa Romeo Junior | 2003 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | Junior | Siena |
| Year Released | 1973 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1290 cc | 1301 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 86 HP | 59 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 115 Nm | 103 Nm |
| Torque RPM | 3200 RPM | 2500 RPM |
| Engine Bore Size | 74 mm | 70.8 mm |
| Engine Stroke Size | 75 mm | 78.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 970 kg | 1040 kg |
| Vehicle Length | 3910 mm | 4110 mm |
| Vehicle Width | 1560 mm | 1630 mm |
| Vehicle Height | 1290 mm | 1470 mm |
| Wheelbase Size | 2260 mm | 2380 mm |
