2008 BMW Z4 vs. 1978 Mazda 929
To start off, 2008 BMW Z4 is newer by 30 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 2,496 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (215 HP @ 6500 RPM) has 132 more horse power than 1978 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 1978 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 weights approximately 290 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, 2008 BMW Z4 (250 Nm @ 2750 RPM) has 116 more torque (in Nm) than 1978 Mazda 929. (134 Nm @ 3000 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 929.
Compare all specifications:
| 2008 BMW Z4 | 1978 Mazda 929 | |
| Make | BMW | Mazda |
| Model | Z4 | 929 |
| Year Released | 2008 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1769 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 83 HP |
| Engine RPM | 6500 RPM | 5000 RPM |
| Torque | 250 Nm | 134 Nm |
| Torque RPM | 2750 RPM | 3000 RPM |
| Engine Bore Size | 82 mm | 80 mm |
| Engine Stroke Size | 78.8 mm | 88 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1360 kg | 1070 kg |
| Vehicle Length | 4100 mm | 4410 mm |
| Vehicle Width | 1790 mm | 1670 mm |
| Vehicle Height | 1310 mm | 1420 mm |
| Wheelbase Size | 2500 mm | 2520 mm |
| Fuel Tank Capacity | 55 L | 55 L |
