1966 Autobianchi Primula vs. 1999 Fiat Siena
To start off, 1999 Fiat Siena is newer by 33 year(s). Which means there will be less support and parts availability for 1966 Autobianchi Primula. In addition, the cost of maintenance, including insurance, on 1966 Autobianchi Primula would be higher. At 1,910 cc, 1999 Fiat Siena is equipped with a bigger engine. In terms of performance, 1966 Autobianchi Primula (57 HP @ 5300 RPM) has 6 more horse power than 1999 Fiat Siena. (51 HP @ 4000 RPM). In normal driving conditions, 1966 Autobianchi Primula should accelerate faster than 1999 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1999 Fiat Siena weights approximately 470 kg more than 1966 Autobianchi Primula.
Compare all specifications:
| 1966 Autobianchi Primula | 1999 Fiat Siena | |
| Make | Autobianchi | Fiat |
| Model | Primula | Siena |
| Year Released | 1966 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1221 cc | 1910 cc |
| Horse Power | 57 HP | 51 HP |
| Engine RPM | 5300 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 830 kg | 1300 kg |
| Fuel Tank Capacity | 40 L | 65 L |
