2006 Fiat Siena vs. 2005 Opel Tigra
To start off, 2006 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Opel Tigra. In addition, the cost of maintenance, including insurance, on 2005 Opel Tigra would be higher. At 1,796 cc (4 cylinders), 2005 Opel Tigra is equipped with a bigger engine. In terms of performance, 2005 Opel Tigra (123 HP @ 6000 RPM) has 55 more horse power than 2006 Fiat Siena. (68 HP @ 4600 RPM) In normal driving conditions, 2005 Opel Tigra should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 380 kg more than 2005 Opel Tigra.
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, 2005 Opel Tigra (165 Nm @ 4600 RPM) has 29 more torque (in Nm) than 2006 Fiat Siena. (136 Nm @ 2500 RPM). This means 2005 Opel Tigra will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena. 2005 Opel Tigra has automatic transmission and 2006 Fiat Siena has manual transmission. 2006 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Tigra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Fiat Siena | 2005 Opel Tigra | |
| Make | Fiat | Opel |
| Model | Siena | Tigra |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1697 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 68 HP | 123 HP |
| Engine RPM | 4600 RPM | 6000 RPM |
| Torque | 136 Nm | 165 Nm |
| Torque RPM | 2500 RPM | 4600 RPM |
| Engine Bore Size | 82.6 mm | 80.5 mm |
| Engine Stroke Size | 79.2 mm | 88.2 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 16 seconds | 9.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1645 kg | 1265 kg |
| Vehicle Length | 4000 mm | 3930 mm |
| Vehicle Height | 1700 mm | 1370 mm |
| Wheelbase Size | 2550 mm | 2500 mm |
| Fuel Consumption Overall | 6.9 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 47 L | 45 L |
