2004 Kia Optima vs. 1958 Riley 4
To start off, 2004 Kia Optima is newer by 46 year(s). Which means there will be less support and parts availability for 1958 Riley 4. In addition, the cost of maintenance, including insurance, on 1958 Riley 4 would be higher. At 2,398 cc (4 cylinders), 2004 Kia Optima is equipped with a bigger engine. In terms of performance, 2004 Kia Optima (138 HP @ 3800 RPM) has 75 more horse power than 1958 Riley 4. (63 HP @ 4800 RPM). In normal driving conditions, 2004 Kia Optima should accelerate faster than 1958 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Kia Optima weights approximately 409 kg more than 1958 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1958 Riley 4 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 1958 Riley 4. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Kia Optima (199 Nm) has 84 more torque (in Nm) than 1958 Riley 4. (115 Nm). This means 2004 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 1958 Riley 4.
Compare all specifications:
| 2004 Kia Optima | 1958 Riley 4 | |
| Make | Kia | Riley |
| Model | Optima | 4 |
| Year Released | 2004 | 1958 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2398 cc | 1489 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 63 HP |
| Engine RPM | 3800 RPM | 4800 RPM |
| Torque | 199 Nm | 115 Nm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1549 kg | 1140 kg |
| Vehicle Length | 4730 mm | 4530 mm |
| Vehicle Width | 1820 mm | 1620 mm |
| Vehicle Height | 1420 mm | 1530 mm |
| Wheelbase Size | 2720 mm | 2530 mm |
