2004 BMW 320 vs. 2003 Fiat Siena
To start off, 2004 BMW 320 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2003 Fiat Siena would be higher. At 1,995 cc (4 cylinders), 2004 BMW 320 is equipped with a bigger engine. In terms of performance, 2004 BMW 320 (148 HP @ 6000 RPM) has 89 more horse power than 2003 Fiat Siena. (59 HP @ 5200 RPM). In normal driving conditions, 2004 BMW 320 should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 320 weights approximately 270 kg more than 2003 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 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 2004 BMW 320. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2004 BMW 320 (210 Nm @ 3750 RPM) has 107 more torque (in Nm) than 2003 Fiat Siena. (103 Nm @ 2500 RPM). This means 2004 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena.
Compare all specifications:
| 2004 BMW 320 | 2003 Fiat Siena | |
| Make | BMW | Fiat |
| Model | 320 | Siena |
| Year Released | 2004 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1301 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 59 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 210 Nm | 103 Nm |
| Torque RPM | 3750 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 70.8 mm |
| Engine Stroke Size | 90 mm | 78.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1310 kg | 1040 kg |
| Vehicle Length | 4480 mm | 4110 mm |
| Vehicle Width | 1770 mm | 1630 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2380 mm |
