1979 Mazda 121 vs. 2005 Mercedes-Benz G
To start off, 2005 Mercedes-Benz G is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Mazda 121. In addition, the cost of maintenance, including insurance, on 1979 Mazda 121 would be higher. At 5,439 cc (8 cylinders), 2005 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz G (362 HP @ 5500 RPM) has 272 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM) In normal driving conditions, 2005 Mercedes-Benz G should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz G weights approximately 1291 kg more than 1979 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2005 Mercedes-Benz G 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, 2005 Mercedes-Benz G (525 Nm @ 3000 RPM) has 365 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2005 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 1979 Mazda 121 | 2005 Mercedes-Benz G | |
| Make | Mazda | Mercedes-Benz |
| Model | 121 | G |
| Year Released | 1979 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 5439 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 362 HP |
| Engine RPM | 4800 RPM | 5500 RPM |
| Torque | 160 Nm | 525 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 80 mm | 97 mm |
| Engine Stroke Size | 98 mm | 92 mm |
| Engine Compression Ratio | 8.6:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1134 kg | 2425 kg |
| Vehicle Length | 4510 mm | 4670 mm |
| Vehicle Width | 1690 mm | 1870 mm |
| Vehicle Height | 1350 mm | 1940 mm |
| Wheelbase Size | 2520 mm | 2860 mm |
