1978 Mazda 929 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 29 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 1,998 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (197 HP @ 5400 RPM) has 114 more horse power than 1978 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 1978 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 315 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, 2007 Opel Astra (262 Nm @ 1950 RPM) has 128 more torque (in Nm) than 1978 Mazda 929. (134 Nm @ 3000 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 929.
Compare all specifications:
1978 Mazda 929 | 2007 Opel Astra | |
Make | Mazda | Opel |
Model | 929 | Astra |
Year Released | 1978 | 2007 |
Engine Position | Front | Front |
Engine Size | 1769 cc | 1998 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 83 HP | 197 HP |
Engine RPM | 5000 RPM | 5400 RPM |
Torque | 134 Nm | 262 Nm |
Torque RPM | 3000 RPM | 1950 RPM |
Engine Bore Size | 80 mm | 86.1 mm |
Engine Stroke Size | 88 mm | 86 mm |
Fuel Type | Gasoline | Gasoline |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 3 doors |
Vehicle Weight | 1070 kg | 1385 kg |
Vehicle Length | 4410 mm | 4300 mm |
Vehicle Width | 1670 mm | 1760 mm |
Vehicle Height | 1420 mm | 1440 mm |
Wheelbase Size | 2520 mm | 2620 mm |
Fuel Tank Capacity | 55 L | 52 L |