2006 Kia Optima vs. 1981 Nissan Sunny
To start off, 2006 Kia Optima is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Nissan Sunny. In addition, the cost of maintenance, including insurance, on 1981 Nissan Sunny would be higher. At 2,671 cc (6 cylinders), 2006 Kia Optima is equipped with a bigger engine. In terms of performance, 2006 Kia Optima (170 HP @ 6000 RPM) has 96 more horse power than 1981 Nissan Sunny. (74 HP @ 5600 RPM). In normal driving conditions, 2006 Kia Optima should accelerate faster than 1981 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Optima weights approximately 672 kg more than 1981 Nissan Sunny. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Kia Optima (245 Nm @ 4000 RPM) has 122 more torque (in Nm) than 1981 Nissan Sunny. (123 Nm @ 2800 RPM). This means 2006 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 1981 Nissan Sunny.
Compare all specifications:
2006 Kia Optima | 1981 Nissan Sunny | |
Make | Kia | Nissan |
Model | Optima | Sunny |
Year Released | 2006 | 1981 |
Engine Position | Front | Front |
Engine Size | 2671 cc | 1487 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 170 HP | 74 HP |
Engine RPM | 6000 RPM | 5600 RPM |
Torque | 245 Nm | 123 Nm |
Torque RPM | 4000 RPM | 2800 RPM |
Fuel Type | Gasoline - Premium | Gasoline |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1487 kg | 815 kg |
Vehicle Length | 4730 mm | 4140 mm |
Vehicle Width | 1820 mm | 1650 mm |
Vehicle Height | 1420 mm | 1400 mm |
Wheelbase Size | 2710 mm | 2410 mm |