Japan vs Japan — 1978 vs 1980
| RX-7 SA22C (FB) | RX-7 FB Savanna GT | |
|---|---|---|
| Horsepower | 100 hp | 130 hp |
| Torque | 101 lb-ft | 123 lb-ft |
| Engine Size | 1,146 cc | 1,146 cc |
| 0-60 mph | 9.0 sec | 9.2 sec |
| Top Speed | 121 mph | 124 mph |
| ¼ Mile | 16.5 sec | 16.8 sec |
| Weight | — | 2,326 lbs |
| Wheelbase | 2,420 mm | 2,420 mm |
| Length | 4,285 mm | 4,285 mm |
| Units Produced | 474,565 | — |
| Value (Excellent) | $30,000 | $35,000 |
| Collectibility | 5/10 | 8/10 |
| Rarity | 4/10 | 6/10 |
The 1980 Mazda RX-7 FB Savanna GT emerges ahead in most objective measures, offering more power, higher top speed, stronger collectibility. The 1978 Mazda RX-7 SA22C (FB) counters with quicker acceleration, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.
Tracing the evolution of the Mazda RX-7 from 1978 to 1980 offers a compelling look at how automotive design and engineering progressed. These two variants showcase the changing face of Mazda. The 1980 Mazda RX-7 FB Savanna GT holds a clear advantage in raw power with 130 hp compared to 100 hp, a 30-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mazda RX-7 uses a Wankel Rotary 12A displacing 1,146 cc, while the Mazda RX-7 relies on a Rotary Wankel with 1,146 cc. In the sprint to 60 mph, the 1978 Mazda RX-7 SA22C (FB) edges ahead at 9.0 seconds versus 9.2 seconds. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference. From a collectibility standpoint, the 1980 Mazda RX-7 FB Savanna GT rates higher among enthusiasts and auction houses.