2010 Audi A8 vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2010 Audi A8. In addition, the cost of maintenance, including insurance, on 2010 Audi A8 would be higher. At 4,200 cc (8 cylinders), 2010 Audi A8 is equipped with a bigger engine. In terms of performance, 2010 Audi A8 (350 HP @ 6800 RPM) has 250 more horse power than 2011 Fiat Siena. (100 HP @ 5500 RPM). In normal driving conditions, 2010 Audi A8 should accelerate faster than 2011 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2010 Audi A8 weights approximately 926 kg more than 2011 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Audi A8 is all wheel drive (AWD), it will have significant more traction and grip than 2011 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2010 Audi A8 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, 2010 Audi A8 (440 Nm @ 3500 RPM) has 366 more torque (in Nm) than 2011 Fiat Siena. (74 Nm @ 5500 RPM). This means 2010 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena. 2010 Audi A8 has automatic transmission and 2011 Fiat Siena has manual transmission. 2011 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2010 Audi A8 | 2011 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A8 | Siena |
| Year Released | 2010 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4200 cc | 1581 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 100 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 440 Nm | 74 Nm |
| Torque RPM | 3500 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2000 kg | 1074 kg |
| Vehicle Length | 5192 mm | 3550 mm |
| Vehicle Width | 1895 mm | 1640 mm |
| Vehicle Height | 1455 mm | 1440 mm |
| Wheelbase Size | 3073 mm | 2380 mm |
| Fuel Tank Capacity | 90 L | 54 L |
