2001 Lexus IS vs. 1978 Mazda 929
To start off, 2001 Lexus IS is newer by 23 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 1,988 cc (6 cylinders), 2001 Lexus IS is equipped with a bigger engine. In terms of performance, 2001 Lexus IS (201 HP @ 6200 RPM) has 118 more horse power than 1978 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 2001 Lexus IS should accelerate faster than 1978 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2001 Lexus IS weights approximately 330 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, 2001 Lexus IS (247 Nm @ 5000 RPM) has 113 more torque (in Nm) than 1978 Mazda 929. (134 Nm @ 3000 RPM). This means 2001 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 929.
Compare all specifications:
| 2001 Lexus IS | 1978 Mazda 929 | |
| Make | Lexus | Mazda |
| Model | IS | 929 |
| Year Released | 2001 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1988 cc | 1769 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 201 HP | 83 HP |
| Engine RPM | 6200 RPM | 5000 RPM |
| Torque | 247 Nm | 134 Nm |
| Torque RPM | 5000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1400 kg | 1070 kg |
| Vehicle Length | 4410 mm | 4410 mm |
| Vehicle Width | 1730 mm | 1670 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2680 mm | 2520 mm |
| Fuel Tank Capacity | 70 L | 55 L |
