2006 Kia Optima vs. 2006 Nissan 350Z
To start off, both 2006 Kia Optima and 2006 Nissan 350Z were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,498 cc (6 cylinders), 2006 Nissan 350Z is equipped with a bigger engine. In terms of performance, 2006 Nissan 350Z (276 HP @ 6200 RPM) has 106 more horse power than 2006 Kia Optima. (170 HP @ 6000 RPM) In normal driving conditions, 2006 Nissan 350Z should accelerate faster than 2006 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2006 Nissan 350Z weights approximately 42 kg more than 2006 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Nissan 350Z 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 2006 Nissan 350Z. However, in wet, icy, snow, or gravel driving conditions, 2006 Kia Optima, 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, 2006 Nissan 350Z (364 Nm @ 4800 RPM) has 119 more torque (in Nm) than 2006 Kia Optima. (245 Nm @ 4000 RPM). This means 2006 Nissan 350Z will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Optima.
Compare all specifications:
| 2006 Kia Optima | 2006 Nissan 350Z | |
| Make | Kia | Nissan |
| Model | Optima | 350Z |
| Year Released | 2006 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 170 HP | 276 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 245 Nm | 364 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Engine Bore Size | 86.7 mm | 95.5 mm |
| Engine Stroke Size | 75 mm | 81.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1488 kg | 1530 kg |
| Vehicle Length | 4730 mm | 4320 mm |
| Vehicle Width | 1820 mm | 1820 mm |
| Vehicle Height | 1420 mm | 1320 mm |
| Wheelbase Size | 2710 mm | 2660 mm |
| Fuel Consumption | 8.7 L/100km | 9.4 L/100km |
| Fuel Consumption City | 11.8 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 65 L | 80 L |
