2007 Fiat Siena vs. 2013 Acura ZDX
To start off, 2013 Acura ZDX is newer by 6 year(s). Which means there will be less support and parts availability for 2007 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2007 Fiat Siena would be higher. At 3,700 cc (6 cylinders), 2013 Acura ZDX is equipped with a bigger engine. In terms of performance, 2013 Acura ZDX (300 HP @ 6300 RPM) has 200 more horse power than 2007 Fiat Siena. (100 HP @ 5500 RPM) In normal driving conditions, 2013 Acura ZDX should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2013 Acura ZDX weights approximately 943 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.
Because 2013 Acura ZDX is all wheel drive (AWD), it will have significant more traction and grip than 2007 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2013 Acura ZDX 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, 2013 Acura ZDX (366 Nm @ 4500 RPM) has 226 more torque (in Nm) than 2007 Fiat Siena. (140 Nm @ 4000 RPM). This means 2013 Acura ZDX will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena. 2013 Acura ZDX has automatic transmission and 2007 Fiat Siena has manual transmission. 2007 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Acura ZDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Fiat Siena | 2013 Acura ZDX | |
| Make | Fiat | Acura |
| Model | Siena | ZDX |
| Year Released | 2007 | 2013 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 3700 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 300 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 140 Nm | 366 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1070 kg | 2013 kg |
| Vehicle Width | 1640 mm | 2174 mm |
| Wheelbase Size | 2380 mm | 2750 mm |
| Fuel Tank Capacity | 54 L | 80 L |
