2008 Fiat Siena vs. 2007 Opel Zafira
To start off, 2008 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Opel Zafira. In addition, the cost of maintenance, including insurance, on 2007 Opel Zafira would be higher. At 2,198 cc (4 cylinders), 2007 Opel Zafira is equipped with a bigger engine. In terms of performance, 2007 Opel Zafira (148 HP) has 42 more horse power than 2008 Fiat Siena. (106 HP) In normal driving conditions, 2007 Opel Zafira should accelerate faster than 2008 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Zafira weights approximately 400 kg more than 2008 Fiat Siena. 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, 2007 Opel Zafira (216 Nm @ 4000 RPM) has 76 more torque (in Nm) than 2008 Fiat Siena. (140 Nm @ 4000 RPM). This means 2007 Opel Zafira will have an easier job in driving up hills or pulling heavy equipment than 2008 Fiat Siena.
Compare all specifications:
| 2008 Fiat Siena | 2007 Opel Zafira | |
| Make | Fiat | Opel |
| Model | Siena | Zafira |
| Year Released | 2008 | 2007 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 106 HP | 148 HP |
| Torque | 140 Nm | 216 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 86.5 mm | 86 mm |
| Engine Stroke Size | 67.4 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 10.5 seconds | 10 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1095 kg | 1495 kg |
| Vehicle Length | 3550 mm | 4320 mm |
| Vehicle Width | 1640 mm | 1750 mm |
| Vehicle Height | 1490 mm | 1640 mm |
| Wheelbase Size | 2370 mm | 2700 mm |
| Fuel Consumption Overall | 8.2 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 47 L | 58 L |
