Japan vs Japan — 1990 vs 1991
| Eunos Cosmo 20B Type S | Eunos Cosmo 20B Type S | |
|---|---|---|
| Horsepower | 300 hp | 280 hp |
| Torque | 300 lb-ft | 296 lb-ft |
| Engine Size | 1,962 cc | 1,962 cc |
| 0-60 mph | 5.0 sec | 5.8 sec |
| Top Speed | 158 mph | 155 mph |
| ¼ Mile | 13.5 sec | 14.1 sec |
| Weight | 3,616 lbs | 3,395 lbs |
| Wheelbase | 2,750 mm | 2,750 mm |
| Length | 4,815 mm | 4,815 mm |
| Units Produced | 8,875 | 8,875 |
| Value (Excellent) | $80,000 | $125,000 |
| Collectibility | 8/10 | 9/10 |
| Rarity | 8/10 | 9/10 |
Two outstanding machines, each with compelling strengths. The 1990 Mazda Eunos Cosmo 20B Type S excels in quicker acceleration, higher top speed, better value, while the 1991 Mazda Eunos Cosmo 20B Type S stands out for lighter weight, stronger collectibility. The best advice? Drive both if you can, then follow your instincts.
Tracing the evolution of the Mazda Eunos Cosmo from 1990 to 1991 offers a compelling look at how automotive design and engineering progressed. These two variants showcase the changing face of Mazda. The 1990 Mazda Eunos Cosmo 20B Type S holds a clear advantage in raw power with 300 hp compared to 280 hp, a 20-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mazda Eunos Cosmo uses a Triple-Rotor Wankel (20B-REW) displacing 1,962 cc, while the Mazda Eunos Cosmo relies on a Triple-Rotor Wankel Turbo with 1,962 cc. In the sprint to 60 mph, the 1990 Mazda Eunos Cosmo 20B Type S edges ahead at 5.0 seconds versus 5.8 seconds. The Mazda Eunos Cosmo carries a weight advantage, tipping the scales 221 lbs lighter. Whether you prioritize driving dynamics, heritage, or aesthetic appeal, both contenders make a strong case for themselves.