1981 Nissan Sunny vs. 2002 Pontiac Grand Am
To start off, 2002 Pontiac Grand Am is newer by 21 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 3,350 cc (6 cylinders), 2002 Pontiac Grand Am is equipped with a bigger engine. In terms of performance, 2002 Pontiac Grand Am (176 HP @ 4800 RPM) has 123 more horse power than 1981 Nissan Sunny. (53 HP @ 4800 RPM) In normal driving conditions, 2002 Pontiac Grand Am should accelerate faster than 1981 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2002 Pontiac Grand Am weights approximately 496 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, 2002 Pontiac Grand Am (278 Nm @ 4000 RPM) has 174 more torque (in Nm) than 1981 Nissan Sunny. (104 Nm @ 2800 RPM). This means 2002 Pontiac Grand Am will have an easier job in driving up hills or pulling heavy equipment than 1981 Nissan Sunny.
Compare all specifications:
| 1981 Nissan Sunny | 2002 Pontiac Grand Am | |
| Make | Nissan | Pontiac |
| Model | Sunny | Grand Am |
| Year Released | 1981 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1680 cc | 3350 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 53 HP | 176 HP |
| Engine RPM | 4800 RPM | 4800 RPM |
| Torque | 104 Nm | 278 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 910 kg | 1406 kg |
| Vehicle Length | 4140 mm | 4740 mm |
| Vehicle Width | 1650 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1410 mm |
| Wheelbase Size | 2410 mm | 2750 mm |
