1983 GMC Suburban vs. 1975 Mazda RX 4 Coupe
To start off, 1983 GMC Suburban is newer by 8 year(s). Which means there will be less support and parts availability for 1975 Mazda RX 4 Coupe. In addition, the cost of maintenance, including insurance, on 1975 Mazda RX 4 Coupe would be higher. At 7,446 cc (8 cylinders), 1983 GMC Suburban is equipped with a bigger engine. In terms of performance, 1983 GMC Suburban (227 HP @ 3800 RPM) has 113 more horse power than 1975 Mazda RX 4 Coupe. (114 HP @ 6000 RPM). In normal driving conditions, 1983 GMC Suburban should accelerate faster than 1975 Mazda RX 4 Coupe. With that said, vehicle weight also plays an important factor in acceleration. 1983 GMC Suburban weights approximately 1220 kg more than 1975 Mazda RX 4 Coupe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1983 GMC Suburban (488 Nm @ 2800 RPM) has 323 more torque (in Nm) than 1975 Mazda RX 4 Coupe. (165 Nm @ 4000 RPM). This means 1983 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda RX 4 Coupe.
Compare all specifications:
| 1983 GMC Suburban | 1975 Mazda RX 4 Coupe | |
| Make | GMC | Mazda |
| Model | Suburban | RX 4 Coupe |
| Year Released | 1983 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 7446 cc | 2616 cc |
| Engine Cylinders | 8 cylinders | 2 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 114 HP |
| Engine RPM | 3800 RPM | 6000 RPM |
| Torque | 488 Nm | 165 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2330 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 |
