1981 Nissan Sunny vs. 2011 Mazda CX-9
To start off, 2011 Mazda CX-9 is newer by 30 year(s). Which means there will be less support and parts availability for 1981 Nissan Sunny. In addition, the cost of maintenance, including insurance, on 1981 Nissan Sunny would be higher. At 3,700 cc (6 cylinders), 2011 Mazda CX-9 is equipped with a bigger engine. In terms of performance, 2011 Mazda CX-9 (273 HP @ 6250 RPM) has 220 more horse power than 1981 Nissan Sunny. (53 HP @ 4800 RPM) In normal driving conditions, 2011 Mazda CX-9 should accelerate faster than 1981 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mazda CX-9 weights approximately 1054 kg more than 1981 Nissan Sunny. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2011 Mazda CX-9 (366 Nm @ 4250 RPM) has 262 more torque (in Nm) than 1981 Nissan Sunny. (104 Nm @ 2800 RPM). This means 2011 Mazda CX-9 will have an easier job in driving up hills or pulling heavy equipment than 1981 Nissan Sunny.
Compare all specifications:
| 1981 Nissan Sunny | 2011 Mazda CX-9 | |
| Make | Nissan | Mazda |
| Model | Sunny | CX-9 |
| Year Released | 1981 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1680 cc | 3700 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 53 HP | 273 HP |
| Engine RPM | 4800 RPM | 6250 RPM |
| Torque | 104 Nm | 366 Nm |
| Torque RPM | 2800 RPM | 4250 RPM |
| Fuel Type | Diesel | Gasoline |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 910 kg | 1964 kg |
| Vehicle Length | 4140 mm | 5085 mm |
| Vehicle Width | 1650 mm | 1935 mm |
| Vehicle Height | 1400 mm | 1727 mm |
| Wheelbase Size | 2410 mm | 2875 mm |
