2007 Fiat Siena vs. 2004 Porsche Boxster
To start off, 2007 Fiat Siena is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 2004 Porsche Boxster would be higher. At 2,688 cc (6 cylinders), 2004 Porsche Boxster is equipped with a bigger engine. In terms of performance, 2004 Porsche Boxster (228 HP @ 6000 RPM) has 128 more horse power than 2007 Fiat Siena. (100 HP @ 5500 RPM) In normal driving conditions, 2004 Porsche Boxster should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche Boxster weights approximately 205 kg more than 2007 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Porsche Boxster (260 Nm) has 120 more torque (in Nm) than 2007 Fiat Siena. (140 Nm). This means 2004 Porsche Boxster will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 2007 Fiat Siena | 2004 Porsche Boxster | |
| Make | Fiat | Porsche |
| Model | Siena | Boxster |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 1581 cc | 2688 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 228 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 140 Nm | 260 Nm |
| Engine Compression Ratio | 9.5:1 | 11.0:1 |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1070 kg | 1275 kg |
| Vehicle Width | 1640 mm | 1790 mm |
| Wheelbase Size | 2380 mm | 2420 mm |
| Fuel Consumption Overall | 8.2 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 54 L | 64 L |
