2009 Hummer H3 vs. 1973 Mazda 818
To start off, 2009 Hummer H3 is newer by 36 year(s). Which means there will be less support and parts availability for 1973 Mazda 818. In addition, the cost of maintenance, including insurance, on 1973 Mazda 818 would be higher. At 3,700 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (239 HP @ 5800 RPM) has 171 more horse power than 1973 Mazda 818. (68 HP @ 6200 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 1973 Mazda 818. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 1322 kg more than 1973 Mazda 818. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mazda 818. In wet, icy, snow, or gravel driving conditions, 2009 Hummer H3 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, 2009 Hummer H3 (327 Nm @ 4600 RPM) has 235 more torque (in Nm) than 1973 Mazda 818. (92 Nm @ 4000 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda 818.
Compare all specifications:
| 2009 Hummer H3 | 1973 Mazda 818 | |
| Make | Hummer | Mazda |
| Model | H3 | 818 |
| Year Released | 2009 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 3700 cc | 1270 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 239 HP | 68 HP |
| Engine RPM | 5800 RPM | 6200 RPM |
| Torque | 327 Nm | 92 Nm |
| Torque RPM | 4600 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2202 kg | 880 kg |
| Vehicle Length | 4770 mm | 4080 mm |
| Vehicle Width | 2170 mm | 1600 mm |
| Vehicle Height | 1870 mm | 1390 mm |
| Wheelbase Size | 2850 mm | 2320 mm |
