2006 BMW 320 vs. 2004 Fiat Siena
To start off, 2006 BMW 320 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2004 Fiat Siena would be higher. At 1,995 cc (4 cylinders), 2006 BMW 320 is equipped with a bigger engine. In terms of performance, 2006 BMW 320 (148 HP @ 4000 RPM) has 78 more horse power than 2004 Fiat Siena. (70 HP @ 5750 RPM). In normal driving conditions, 2006 BMW 320 should accelerate faster than 2004 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 320 weights approximately 470 kg more than 2004 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 320 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW 320. However, in wet, icy, snow, or gravel driving conditions, 2004 Fiat Siena, being front wheel drive (FWD), will offer much better control with better grip. 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 BMW 320 (330 Nm @ 2000 RPM) has 235 more torque (in Nm) than 2004 Fiat Siena. (95 Nm @ 4000 RPM). This means 2006 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2004 Fiat Siena.
Compare all specifications:
| 2006 BMW 320 | 2004 Fiat Siena | |
| Make | BMW | Fiat |
| Model | 320 | Siena |
| Year Released | 2006 | 2004 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 999 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 70 HP |
| Engine RPM | 4000 RPM | 5750 RPM |
| Torque | 330 Nm | 95 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1020 kg |
| Vehicle Length | 4490 mm | 4110 mm |
| Vehicle Width | 1760 mm | 1630 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2380 mm |
