2007 Kia Optima vs. 1978 Renault Siete
To start off, 2007 Kia Optima is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Renault Siete. In addition, the cost of maintenance, including insurance, on 1978 Renault Siete would be higher. At 2,399 cc (4 cylinders), 2007 Kia Optima is equipped with a bigger engine. In terms of performance, 2007 Kia Optima (162 HP @ 5800 RPM) has 113 more horse power than 1978 Renault Siete. (49 HP @ 5000 RPM). In normal driving conditions, 2007 Kia Optima should accelerate faster than 1978 Renault Siete.
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, 2007 Kia Optima (222 Nm @ 4260 RPM) has 150 more torque (in Nm) than 1978 Renault Siete. (72 Nm @ 3000 RPM). This means 2007 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 1978 Renault Siete.
Compare all specifications:
| 2007 Kia Optima | 1978 Renault Siete | |
| Make | Kia | Renault |
| Model | Optima | Siete |
| Year Released | 2007 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2399 cc | 1037 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 162 HP | 49 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 222 Nm | 72 Nm |
| Torque RPM | 4260 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Length | 4740 mm | 3900 mm |
| Vehicle Width | 1810 mm | 1530 mm |
| Vehicle Height | 1490 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2540 mm |
