1978 Mazda RX-7 vs. 1973 Sunbeam Rapier
To start off, 1978 Mazda RX-7 is newer by 5 year(s). Which means there will be less support and parts availability for 1973 Sunbeam Rapier. In addition, the cost of maintenance, including insurance, on 1973 Sunbeam Rapier would be higher. At 2,292 cc, 1978 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 1978 Mazda RX-7 (105 HP @ 6000 RPM) has 26 more horse power than 1973 Sunbeam Rapier. (79 HP @ 5200 RPM). In normal driving conditions, 1978 Mazda RX-7 should accelerate faster than 1973 Sunbeam Rapier. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mazda RX-7 weights approximately 30 kg more than 1973 Sunbeam Rapier. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1978 Mazda RX-7 (145 Nm @ 4000 RPM) has 19 more torque (in Nm) than 1973 Sunbeam Rapier. (126 Nm @ 3800 RPM). This means 1978 Mazda RX-7 will have an easier job in driving up hills or pulling heavy equipment than 1973 Sunbeam Rapier.
Compare all specifications:
1978 Mazda RX-7 | 1973 Sunbeam Rapier | |
Make | Mazda | Sunbeam |
Model | RX-7 | Rapier |
Year Released | 1978 | 1973 |
Body Type | Coupe | Coupe |
Engine Position | Front | Front |
Engine Size | 2292 cc | 1725 cc |
Engine Type | dual-disk rotary | in-line |
Horse Power | 105 HP | 79 HP |
Engine RPM | 6000 RPM | 5200 RPM |
Torque | 145 Nm | 126 Nm |
Torque RPM | 4000 RPM | 3800 RPM |
Engine Compression Ratio | 9.4:1 | 9.2:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1060 kg | 1030 kg |
Vehicle Length | 4290 mm | 4440 mm |
Vehicle Width | 1680 mm | 1670 mm |
Vehicle Height | 1280 mm | 1390 mm |
Wheelbase Size | 2430 mm | 2510 mm |
Fuel Tank Capacity | 65 L | 68 L |