1978 Mazda 929 vs. 2007 Mercedes-Benz GL
To start off, 2007 Mercedes-Benz GL 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 2,987 cc (6 cylinders), 2007 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz GL (215 HP @ 3800 RPM) has 125 more horse power than 1978 Mazda 929. (90 HP @ 4800 RPM) In normal driving conditions, 2007 Mercedes-Benz GL should accelerate faster than 1978 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz GL weights approximately 1309 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.
Because 2007 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 1978 Mazda 929. In wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz GL will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Mercedes-Benz GL (540 Nm @ 1400 RPM) has 380 more torque (in Nm) than 1978 Mazda 929. (160 Nm @ 2500 RPM). This means 2007 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 929.
Compare all specifications:
| 1978 Mazda 929 | 2007 Mercedes-Benz GL | |
| Make | Mazda | Mercedes-Benz |
| Model | 929 | GL |
| Year Released | 1978 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2987 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 215 HP |
| Engine RPM | 4800 RPM | 3800 RPM |
| Torque | 160 Nm | 540 Nm |
| Torque RPM | 2500 RPM | 1400 RPM |
| Engine Bore Size | 80.1 mm | 83 mm |
| Engine Stroke Size | 98 mm | 92 mm |
| Engine Compression Ratio | 8.6:1 | 17.7:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 7 seats |
| Vehicle Weight | 1150 kg | 2459 kg |
| Vehicle Length | 4640 mm | 5090 mm |
| Vehicle Width | 1720 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1930 mm |
| Wheelbase Size | 2620 mm | 3080 mm |
