1976 Mazda RX-4 vs. 2010 Kia Optima
To start off, 2010 Kia Optima is newer by 34 year(s). Which means there will be less support and parts availability for 1976 Mazda RX-4. In addition, the cost of maintenance, including insurance, on 1976 Mazda RX-4 would be higher. At 2,616 cc, 1976 Mazda RX-4 is equipped with a bigger engine. In terms of performance, 2010 Kia Optima (175 HP @ 6000 RPM) has 61 more horse power than 1976 Mazda RX-4. (114 HP @ 6000 RPM) In normal driving conditions, 2010 Kia Optima should accelerate faster than 1976 Mazda RX-4. With that said, vehicle weight also plays an important factor in acceleration. 2010 Kia Optima weights approximately 340 kg more than 1976 Mazda RX-4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1976 Mazda RX-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 1976 Mazda RX-4. However, in wet, icy, snow, or gravel driving conditions, 2010 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, 2010 Kia Optima (229 Nm @ 4000 RPM) has 64 more torque (in Nm) than 1976 Mazda RX-4. (165 Nm @ 4000 RPM). This means 2010 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 1976 Mazda RX-4.
Compare all specifications:
1976 Mazda RX-4 | 2010 Kia Optima | |
Make | Mazda | Kia |
Model | RX-4 | Optima |
Year Released | 1976 | 2010 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 2616 cc | 2400 cc |
Engine Type | dual-disk rotary | in-line |
Horse Power | 114 HP | 175 HP |
Engine RPM | 6000 RPM | 6000 RPM |
Torque | 165 Nm | 229 Nm |
Torque RPM | 4000 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1110 kg | 1450 kg |
Vehicle Length | 4400 mm | 4801 mm |
Vehicle Width | 1670 mm | 1806 mm |
Vehicle Height | 1390 mm | 1481 mm |
Wheelbase Size | 2520 mm | 2720 mm |