1977 Mazda 929 vs. 2009 Mercedes-Benz CLS
To start off, 2009 Mercedes-Benz CLS is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Mazda 929. In addition, the cost of maintenance, including insurance, on 1977 Mazda 929 would be higher. At 3,498 cc (6 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (288 HP @ 6400 RPM) has 205 more horse power than 1977 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 1977 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz CLS weights approximately 661 kg more than 1977 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 Mercedes-Benz CLS (365 Nm @ 3000 RPM) has 231 more torque (in Nm) than 1977 Mazda 929. (134 Nm @ 3000 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda 929.
Compare all specifications:
| 1977 Mazda 929 | 2009 Mercedes-Benz CLS | |
| Make | Mazda | Mercedes-Benz |
| Model | 929 | CLS |
| Year Released | 1977 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 3498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 83 HP | 288 HP |
| Engine RPM | 5000 RPM | 6400 RPM |
| Torque | 134 Nm | 365 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 80 mm | 93 mm |
| Engine Stroke Size | 88 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1074 kg | 1735 kg |
| Vehicle Length | 4410 mm | 4920 mm |
| Vehicle Width | 1670 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2520 mm | 2860 mm |
| Fuel Tank Capacity | 55 L | 80 L |
