Japan vs Japan — 1991 vs 1989
| Eunos Cosmo 20B Type S | Eunos Roadster RS (NA6C) | |
|---|---|---|
| Horsepower | 280 hp | — |
| Torque | 296 lb-ft | — |
| Engine Size | 1,962 cc | 1,597 cc |
| 0-60 mph | 5.8 sec | — |
| Top Speed | 155 mph | — |
| ¼ Mile | 14.1 sec | — |
| Weight | 3,395 lbs | — |
| Wheelbase | 2,750 mm | — |
| Length | 4,815 mm | — |
| Units Produced | 8,875 | — |
| Value (Excellent) | $125,000 | — |
| Collectibility | 9/10 | 5/10 |
| Rarity | 9/10 | 5/10 |
It's a closely fought contest. The 1991 Mazda Eunos Cosmo 20B Type S brings stronger collectibility to the table, and the 1989 Mazda Eunos Roadster RS (NA6C) answers with its own distinct appeal. Both are excellent machines that reward their owners in different ways — there's no wrong answer here.
Few model names carry as much weight as the Mazda Eunos Cosmo. The 1991 and 1989 iterations represent different chapters in this storied nameplate's history, each reflecting the priorities and technologies of its era. Both cars represent compelling choices in their respective segments. From a collectibility standpoint, the 1991 Mazda Eunos Cosmo 20B Type S rates higher among enthusiasts and auction houses.