1966 Alfa Romeo Giulia vs. 2003 Fiat Siena
To start off, 2003 Fiat Siena is newer by 37 year(s). Which means there will be less support and parts availability for 1966 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1966 Alfa Romeo Giulia would be higher. At 1,747 cc (4 cylinders), 2003 Fiat Siena is equipped with a bigger engine. In terms of performance, 1966 Alfa Romeo Giulia (82 HP @ 6000 RPM) has 13 more horse power than 2003 Fiat Siena. (69 HP @ 4500 RPM). In normal driving conditions, 1966 Alfa Romeo Giulia should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2003 Fiat Siena weights approximately 130 kg more than 1966 Alfa Romeo Giulia.
Because 1966 Alfa Romeo Giulia 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 1966 Alfa Romeo Giulia. 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, 2003 Fiat Siena (128 Nm @ 2500 RPM) has 24 more torque (in Nm) than 1966 Alfa Romeo Giulia. (104 Nm @ 4900 RPM). This means 2003 Fiat Siena will have an easier job in driving up hills or pulling heavy equipment than 1966 Alfa Romeo Giulia.
Compare all specifications:
| 1966 Alfa Romeo Giulia | 2003 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | Giulia | Siena |
| Year Released | 1966 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 1747 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 82 HP | 69 HP |
| Engine RPM | 6000 RPM | 4500 RPM |
| Torque | 104 Nm | 128 Nm |
| Torque RPM | 4900 RPM | 2500 RPM |
| Engine Bore Size | 74 mm | 82.7 mm |
| Engine Stroke Size | 75 mm | 79.2 mm |
| Engine Compression Ratio | 9.0:1 | 20.3:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 970 kg | 1100 kg |
| Vehicle Length | 4150 mm | 4110 mm |
| Vehicle Width | 1570 mm | 1630 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2520 mm | 2380 mm |
