2004 Kia Optima vs. 1991 Oldsmobile Achieva
To start off, 2004 Kia Optima is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Oldsmobile Achieva. In addition, the cost of maintenance, including insurance, on 1991 Oldsmobile Achieva would be higher. At 3,133 cc (6 cylinders), 1991 Oldsmobile Achieva is equipped with a bigger engine. In terms of performance, 1991 Oldsmobile Achieva (150 HP @ 4800 RPM) has 12 more horse power than 2004 Kia Optima. (138 HP @ 3800 RPM) In normal driving conditions, 1991 Oldsmobile Achieva should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2004 Kia Optima weights approximately 239 kg more than 1991 Oldsmobile Achieva.
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, 1991 Oldsmobile Achieva (249 Nm) has 50 more torque (in Nm) than 2004 Kia Optima. (199 Nm). This means 1991 Oldsmobile Achieva will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
| 2004 Kia Optima | 1991 Oldsmobile Achieva | |
| Make | Kia | Oldsmobile |
| Model | Optima | Achieva |
| Year Released | 2004 | 1991 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2398 cc | 3133 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 150 HP |
| Engine RPM | 3800 RPM | 4800 RPM |
| Torque | 199 Nm | 249 Nm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1549 kg | 1310 kg |
| Vehicle Length | 4730 mm | 4780 mm |
| Vehicle Width | 1820 mm | 1750 mm |
