1979 GMC Suburban vs. 1977 Mazda RX-4
To start off, 1979 GMC Suburban is newer by 2 year(s). Which means there will be less support and parts availability for 1977 Mazda RX-4. In addition, the cost of maintenance, including insurance, on 1977 Mazda RX-4 would be higher. At 4,093 cc (6 cylinders), 1979 GMC Suburban is equipped with a bigger engine. In terms of performance, 1979 GMC Suburban (129 HP @ 4000 RPM) has 15 more horse power than 1977 Mazda RX-4. (114 HP @ 6000 RPM). In normal driving conditions, 1979 GMC Suburban should accelerate faster than 1977 Mazda RX-4. With that said, vehicle weight also plays an important factor in acceleration. 1979 GMC Suburban weights approximately 1122 kg more than 1977 Mazda RX-4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1979 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1977 Mazda RX-4. In wet, icy, snow, or gravel driving conditions, 1979 GMC Suburban 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, 1979 GMC Suburban (285 Nm @ 2000 RPM) has 120 more torque (in Nm) than 1977 Mazda RX-4. (165 Nm @ 4000 RPM). This means 1979 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda RX-4.
Compare all specifications:
1979 GMC Suburban | 1977 Mazda RX-4 | |
Make | GMC | Mazda |
Model | Suburban | RX-4 |
Year Released | 1979 | 1977 |
Body Type | SUV | Coupe |
Engine Position | Front | Front |
Engine Size | 4093 cc | 2616 cc |
Engine Type | in-line | dual-disk rotary |
Horse Power | 129 HP | 114 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 285 Nm | 165 Nm |
Torque RPM | 2000 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | Rear |
Vehicle Weight | 2232 kg | 1110 kg |
Vehicle Length | 5480 mm | 4400 mm |
Vehicle Width | 1950 mm | 1670 mm |
Vehicle Height | 1800 mm | 1390 mm |
Wheelbase Size | 3300 mm | 2520 mm |