1998 Audi A6 vs. 2007 Fiat Siena
To start off, 2007 Fiat Siena is newer by 9 year(s). Which means there will be less support and parts availability for 1998 Audi A6. In addition, the cost of maintenance, including insurance, on 1998 Audi A6 would be higher. At 1,781 cc (4 cylinders), 1998 Audi A6 is equipped with a bigger engine. In terms of performance, 1998 Audi A6 (123 HP @ 5800 RPM) has 51 more horse power than 2007 Fiat Siena. (72 HP @ 6000 RPM). In normal driving conditions, 1998 Audi A6 should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1998 Audi A6 weights approximately 375 kg more than 2007 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1998 Audi A6 (168 Nm @ 3500 RPM) has 66 more torque (in Nm) than 2007 Fiat Siena. (102 Nm @ 3250 RPM). This means 1998 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 1998 Audi A6 | 2007 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A6 | Siena |
| Year Released | 1998 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1242 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 72 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 168 Nm | 102 Nm |
| Torque RPM | 3500 RPM | 3250 RPM |
| Engine Bore Size | 81.1 mm | 70.9 mm |
| Engine Stroke Size | 86.4 mm | 78.9 mm |
| Engine Compression Ratio | 10.3:1 | 9.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1445 kg | 1070 kg |
| Vehicle Length | 4800 mm | 3830 mm |
| Vehicle Width | 1820 mm | 1640 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2760 mm | 2380 mm |
