1999 Alfa Romeo 166 vs. 2010 Fiat Siena
To start off, 2010 Fiat Siena is newer by 11 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 166 would be higher. At 2,492 cc (6 cylinders), 1999 Alfa Romeo 166 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1999 Alfa Romeo 166 weights approximately 430 kg more than 2010 Fiat Siena.
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, 1999 Alfa Romeo 166 (226 Nm @ 5000 RPM) has 91 more torque (in Nm) than 2010 Fiat Siena. (135 Nm @ 2500 RPM). This means 1999 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2010 Fiat Siena. 1999 Alfa Romeo 166 has automatic transmission and 2010 Fiat Siena has manual transmission. 2010 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Alfa Romeo 166 | 2010 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | 166 | Siena |
| Year Released | 1999 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1697 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 190 HP | 0 HP |
| Torque | 226 Nm | 135 Nm |
| Torque RPM | 5000 RPM | 2500 RPM |
| Engine Compression Ratio | 10.3:1 | 20.3:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 220 km/hour | 160 km/hour |
| Acceleration 0-100mph | 9 seconds | 16.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1520 kg | 1090 kg |
| Vehicle Length | 4730 mm | 4140 mm |
| Vehicle Width | 1820 mm | 1640 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2380 mm |
| Fuel Tank Capacity | 72 L | 47 L |
