1978 Mazda 929 vs. 2009 Toyota Sienna
To start off, 2009 Toyota Sienna is newer by 31 year(s). Which means there will be less support and parts availability for 1978 Mazda 929. In addition, the cost of maintenance, including insurance, on 1978 Mazda 929 would be higher. At 3,455 cc (6 cylinders), 2009 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2009 Toyota Sienna (266 HP @ 6200 RPM) has 183 more horse power than 1978 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2009 Toyota Sienna should accelerate faster than 1978 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2009 Toyota Sienna weights approximately 865 kg more than 1978 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 Toyota Sienna (332 Nm @ 4700 RPM) has 198 more torque (in Nm) than 1978 Mazda 929. (134 Nm @ 3000 RPM). This means 2009 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 929.
Compare all specifications:
| 1978 Mazda 929 | 2009 Toyota Sienna | |
| Make | Mazda | Toyota |
| Model | 929 | Sienna |
| Year Released | 1978 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 3455 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 83 HP | 266 HP |
| Engine RPM | 5000 RPM | 6200 RPM |
| Torque | 134 Nm | 332 Nm |
| Torque RPM | 3000 RPM | 4700 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1070 kg | 1935 kg |
| Vehicle Length | 4410 mm | 5110 mm |
| Vehicle Width | 1670 mm | 1970 mm |
| Vehicle Height | 1420 mm | 1760 mm |
| Wheelbase Size | 2520 mm | 3040 mm |
| Fuel Tank Capacity | 55 L | 76 L |
