1984 Alfa Romeo 33 vs. 2008 Fiat Siena
To start off, 2008 Fiat Siena is newer by 24 year(s). Which means there will be less support and parts availability for 1984 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1984 Alfa Romeo 33 would be higher. At 1,581 cc (4 cylinders), 2008 Fiat Siena is equipped with a bigger engine. In terms of performance, 2008 Fiat Siena (106 HP @ 5500 RPM) has 13 more horse power than 1984 Alfa Romeo 33. (93 HP @ 5750 RPM) In normal driving conditions, 2008 Fiat Siena should accelerate faster than 1984 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 2008 Fiat Siena weights approximately 180 kg more than 1984 Alfa Romeo 33. 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, 2008 Fiat Siena (140 Nm @ 4000 RPM) has 10 more torque (in Nm) than 1984 Alfa Romeo 33. (130 Nm @ 4000 RPM). This means 2008 Fiat Siena will have an easier job in driving up hills or pulling heavy equipment than 1984 Alfa Romeo 33.
Compare all specifications:
| 1984 Alfa Romeo 33 | 2008 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | 33 | Siena |
| Year Released | 1984 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1490 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 93 HP | 106 HP |
| Engine RPM | 5750 RPM | 5500 RPM |
| Torque | 130 Nm | 140 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 84.1 mm | 86.5 mm |
| Engine Stroke Size | 67.2 mm | 67.4 mm |
| Engine Compression Ratio | 9.0:1 | 10.2:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 915 kg | 1095 kg |
| Vehicle Length | 4150 mm | 3550 mm |
| Vehicle Width | 1620 mm | 1640 mm |
| Vehicle Height | 1350 mm | 1490 mm |
| Wheelbase Size | 2410 mm | 2370 mm |
| Fuel Tank Capacity | 50 L | 47 L |
