1985 Alfa Romeo 90 vs. 1979 Mazda RX-7
To start off, 1985 Alfa Romeo 90 is newer by 6 year(s). Which means there will be less support and parts availability for 1979 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1979 Mazda RX-7 would be higher. At 2,492 cc (6 cylinders), 1985 Alfa Romeo 90 is equipped with a bigger engine. In terms of performance, 1985 Alfa Romeo 90 (154 HP @ 5600 RPM) has 50 more horse power than 1979 Mazda RX-7. (104 HP @ 6000 RPM). In normal driving conditions, 1985 Alfa Romeo 90 should accelerate faster than 1979 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 1985 Alfa Romeo 90 weights approximately 110 kg more than 1979 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1985 Alfa Romeo 90 (214 Nm @ 4000 RPM) has 69 more torque (in Nm) than 1979 Mazda RX-7. (145 Nm @ 4000 RPM). This means 1985 Alfa Romeo 90 will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda RX-7.
Compare all specifications:
1985 Alfa Romeo 90 | 1979 Mazda RX-7 | |
Make | Alfa Romeo | Mazda |
Model | 90 | RX-7 |
Year Released | 1985 | 1979 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 2492 cc | 2292 cc |
Engine Type | in-line | dual-disk rotary |
Horse Power | 154 HP | 104 HP |
Engine RPM | 5600 RPM | 6000 RPM |
Torque | 214 Nm | 145 Nm |
Torque RPM | 4000 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1170 kg | 1060 kg |
Vehicle Length | 4400 mm | 4290 mm |
Vehicle Width | 1650 mm | 1680 mm |
Vehicle Height | 1430 mm | 1270 mm |
Wheelbase Size | 2520 mm | 2430 mm |