2005 GMC Sierra vs. 1981 Mazda 323
To start off, 2005 GMC Sierra is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Mazda 323. In addition, the cost of maintenance, including insurance, on 1981 Mazda 323 would be higher. At 5,964 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (340 HP @ 5200 RPM) has 287 more horse power than 1981 Mazda 323. (53 HP @ 6000 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1981 Mazda 323. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1495 kg more than 1981 Mazda 323. 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 GMC Sierra (516 Nm @ 4000 RPM) has 437 more torque (in Nm) than 1981 Mazda 323. (79 Nm @ 4000 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda 323.
Compare all specifications:
| 2005 GMC Sierra | 1981 Mazda 323 | |
| Make | GMC | Mazda |
| Model | Sierra | 323 |
| Year Released | 2005 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 5964 cc | 1069 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 53 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 516 Nm | 79 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2345 kg | 850 kg |
| Vehicle Length | 5740 mm | 3960 mm |
| Vehicle Width | 2000 mm | 1640 mm |
| Vehicle Height | 1910 mm | 1380 mm |
| Wheelbase Size | 3650 mm | 2370 mm |
