2007 GMC Sierra vs. 1973 Mazda RX-2
To start off, 2007 GMC Sierra is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Mazda RX-2. In addition, the cost of maintenance, including insurance, on 1973 Mazda RX-2 would be higher. At 5,357 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (315 HP @ 5200 RPM) has 197 more horse power than 1973 Mazda RX-2. (118 HP @ 6500 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1973 Mazda RX-2. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1475 kg more than 1973 Mazda RX-2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mazda RX-2. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 GMC Sierra (458 Nm @ 4400 RPM) has 301 more torque (in Nm) than 1973 Mazda RX-2. (157 Nm @ 3500 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda RX-2.
Compare all specifications:
2007 GMC Sierra | 1973 Mazda RX-2 | |
Make | GMC | Mazda |
Model | Sierra | RX-2 |
Year Released | 2007 | 1973 |
Engine Position | Front | Front |
Engine Size | 5357 cc | 2292 cc |
Engine Type | V | dual-disk rotary |
Horse Power | 315 HP | 118 HP |
Engine RPM | 5200 RPM | 6500 RPM |
Torque | 458 Nm | 157 Nm |
Torque RPM | 4400 RPM | 3500 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | Rear |
Number of Seats | 6 seats | 5 seats |
Vehicle Weight | 2435 kg | 960 kg |
Vehicle Length | 6320 mm | 4160 mm |
Vehicle Width | 2040 mm | 1590 mm |
Vehicle Height | 1880 mm | 1400 mm |
Wheelbase Size | 4010 mm | 2480 mm |