2004 GMC Sierra vs. 1973 Mazda RX-4
To start off, 2004 GMC Sierra is newer by 31 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 5,359 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (295 HP) has 181 more horse power than 1973 Mazda RX-4. (114 HP). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 1973 Mazda RX-4. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 1269 kg more than 1973 Mazda RX-4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Sierra 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, 2004 GMC Sierra 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, 2004 GMC Sierra (447 Nm) has 282 more torque (in Nm) than 1973 Mazda RX-4. (165 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda RX-4.
Compare all specifications:
| 2004 GMC Sierra | 1973 Mazda RX-4 | |
| Make | GMC | Mazda |
| Model | Sierra | RX-4 |
| Year Released | 2004 | 1973 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5359 cc | 2616 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 295 HP | 114 HP |
| Torque | 447 Nm | 165 Nm |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2379 kg | 1110 kg |
| Vehicle Length | 5850 mm | 4400 mm |
| Vehicle Width | 2000 mm | 1670 mm |
| Vehicle Height | 1910 mm | 1390 mm |
| Wheelbase Size | 3650 mm | 2520 mm |
