2007 Hummer H3 vs. 1973 Mazda RX-4
To start off, 2007 Hummer H3 is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Mazda RX-4. In addition, the cost of maintenance, including insurance, on 1973 Mazda RX-4 would be higher. At 3,700 cc (5 cylinders), 2007 Hummer H3 is equipped with a bigger engine. In terms of performance, 2007 Hummer H3 (242 HP @ 5600 RPM) has 128 more horse power than 1973 Mazda RX-4. (114 HP @ 6000 RPM). In normal driving conditions, 2007 Hummer H3 should accelerate faster than 1973 Mazda RX-4.
Because 2007 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mazda RX-4. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Hummer H3 (329 Nm @ 4600 RPM) has 164 more torque (in Nm) than 1973 Mazda RX-4. (165 Nm @ 4000 RPM). This means 2007 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda RX-4.
Compare all specifications:
| 2007 Hummer H3 | 1973 Mazda RX-4 | |
| Make | Hummer | Mazda |
| Model | H3 | RX-4 |
| Year Released | 2007 | 1973 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3700 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 242 HP | 114 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 329 Nm | 165 Nm |
| Torque RPM | 4600 RPM | 4000 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4750 mm | 4400 mm |
| Vehicle Width | 1900 mm | 1670 mm |
| Vehicle Height | 1880 mm | 1390 mm |
| Wheelbase Size | 2850 mm | 2520 mm |
