2005 Kia Sorento vs. 1978 Mazda RX-7
To start off, 2005 Kia Sorento is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1978 Mazda RX-7 would be higher. At 3,497 cc (6 cylinders), 2005 Kia Sorento is equipped with a bigger engine. In terms of performance, 2005 Kia Sorento (194 HP @ 5500 RPM) has 89 more horse power than 1978 Mazda RX-7. (105 HP @ 6000 RPM). In normal driving conditions, 2005 Kia Sorento should accelerate faster than 1978 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Sorento weights approximately 967 kg more than 1978 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Kia Sorento (302 Nm @ 3000 RPM) has 157 more torque (in Nm) than 1978 Mazda RX-7. (145 Nm @ 4000 RPM). This means 2005 Kia Sorento will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda RX-7. 2005 Kia Sorento has automatic transmission and 1978 Mazda RX-7 has manual transmission. 1978 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Kia Sorento will be easier to drive especially in heavy traffic.
Compare all specifications:
2005 Kia Sorento | 1978 Mazda RX-7 | |
Make | Kia | Mazda |
Model | Sorento | RX-7 |
Year Released | 2005 | 1978 |
Body Type | SUV | Coupe |
Engine Position | Front | Front |
Engine Size | 3497 cc | 2292 cc |
Engine Type | V | dual-disk rotary |
Horse Power | 194 HP | 105 HP |
Engine RPM | 5500 RPM | 6000 RPM |
Torque | 302 Nm | 145 Nm |
Torque RPM | 3000 RPM | 4000 RPM |
Transmission Type | Automatic | Manual |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 2027 kg | 1060 kg |
Wheelbase Size | 2720 mm | 2430 mm |
Fuel Tank Capacity | 80 L | 65 L |