2004 Audi A4 vs. 2006 Fiat Siena
To start off, 2006 Fiat Siena is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 2,967 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (201 HP @ 3500 RPM) has 101 more horse power than 2006 Fiat Siena. (100 HP @ 5500 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 53 kg more than 2004 Audi A4.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2004 Audi A4 will offer significantly more control. 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 Audi A4 (451 Nm @ 1400 RPM) has 377 more torque (in Nm) than 2006 Fiat Siena. (74 Nm @ 5500 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena. 2004 Audi A4 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. 2004 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Audi A4 | 2006 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A4 | Siena |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 1581 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 201 HP | 100 HP |
| Engine RPM | 3500 RPM | 5500 RPM |
| Torque | 451 Nm | 74 Nm |
| Torque RPM | 1400 RPM | 5500 RPM |
| Acceleration 0-100mph | 7.7 seconds | 11.1 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1730 kg | 1783 kg |
| Vehicle Length | 4590 mm | 3830 mm |
| Vehicle Width | 1780 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2470 mm | 2380 mm |
| Fuel Consumption Overall | 8.2 L/100km | 8 L/100km |
| Fuel Tank Capacity | 63 L | 54 L |
