1990 Alfa Romeo 33 vs. 2006 Fiat Siena
To start off, 2006 Fiat Siena is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1990 Alfa Romeo 33 would be higher. At 1,697 cc (4 cylinders), 2006 Fiat Siena is equipped with a bigger engine. In terms of performance, 1990 Alfa Romeo 33 (87 HP @ 6000 RPM) has 19 more horse power than 2006 Fiat Siena. (68 HP @ 4600 RPM). In normal driving conditions, 1990 Alfa Romeo 33 should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 620 kg more than 1990 Alfa Romeo 33.
Because 1990 Alfa Romeo 33 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 1990 Alfa Romeo 33 will offer significantly more control. 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, 2006 Fiat Siena (136 Nm @ 2500 RPM) has 23 more torque (in Nm) than 1990 Alfa Romeo 33. (113 Nm @ 4500 RPM). This means 2006 Fiat Siena will have an easier job in driving up hills or pulling heavy equipment than 1990 Alfa Romeo 33.
Compare all specifications:
| 1990 Alfa Romeo 33 | 2006 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | 33 | Siena |
| Year Released | 1990 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1349 cc | 1697 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 87 HP | 68 HP |
| Engine RPM | 6000 RPM | 4600 RPM |
| Torque | 113 Nm | 136 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Bore Size | 80 mm | 82.6 mm |
| Engine Stroke Size | 67.2 mm | 79.2 mm |
| Acceleration 0-100mph | 12 seconds | 16 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1025 kg | 1645 kg |
| Vehicle Length | 4210 mm | 4000 mm |
| Vehicle Height | 1360 mm | 1700 mm |
| Wheelbase Size | 2480 mm | 2550 mm |
| Fuel Consumption Overall | 6.7 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 53 L | 47 L |
