1973 Buick Riviera vs. 1975 Mazda RX 4 Coupe
To start off, 1975 Mazda RX 4 Coupe is newer by 2 year(s). Which means there will be less support and parts availability for 1973 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1973 Buick Riviera would be higher. At 7,468 cc (8 cylinders), 1973 Buick Riviera is equipped with a bigger engine. In terms of performance, 1973 Buick Riviera (250 HP @ 4000 RPM) has 136 more horse power than 1975 Mazda RX 4 Coupe. (114 HP @ 6000 RPM). In normal driving conditions, 1973 Buick Riviera should accelerate faster than 1975 Mazda RX 4 Coupe. With that said, vehicle weight also plays an important factor in acceleration. 1973 Buick Riviera weights approximately 930 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, 1973 Buick Riviera (518 Nm @ 2800 RPM) has 353 more torque (in Nm) than 1975 Mazda RX 4 Coupe. (165 Nm @ 4000 RPM). This means 1973 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda RX 4 Coupe.
Compare all specifications:
1973 Buick Riviera | 1975 Mazda RX 4 Coupe | |
Make | Buick | Mazda |
Model | Riviera | RX 4 Coupe |
Year Released | 1973 | 1975 |
Engine Position | Front | Front |
Engine Size | 7468 cc | 2616 cc |
Engine Cylinders | 8 cylinders | 2 cylinders |
Engine Type | V | in-line |
Horse Power | 250 HP | 114 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 518 Nm | 165 Nm |
Torque RPM | 2800 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Number of Seats | 4 seats | 5 seats |
Vehicle Weight | 2040 kg | 1110 kg |
Vehicle Length | 5560 mm | 4400 mm |
Vehicle Width | 2040 mm | 1670 mm |
Vehicle Height | 1380 mm | 1390 mm |
Wheelbase Size | 3110 mm | 2520 mm |