Japan vs Italy — 1967 vs 1962
| Cosmo Sport 110S (L10A) | Rivolta IR 300 | |
|---|---|---|
| Horsepower | 110 hp | 300 hp |
| Torque | 96 lb-ft | 340 lb-ft |
| Engine Size | 982 cc | 5,359 cc |
| 0-60 mph | 10.2 sec | 7.5 sec |
| Top Speed | 115 mph | 142 mph |
| ¼ Mile | 17.5 sec | 15.5 sec |
| Weight | 2,072 lbs | 2,998 lbs |
| Wheelbase | 2,200 mm | 2,650 mm |
| Length | 4,140 mm | 4,690 mm |
| Units Produced | 1,519 | 797 |
| Original MSRP | — | $8,700 |
| Value (Excellent) | $350,000 | $200,000 |
| Collectibility | 9/10 | 7/10 |
| Rarity | 9/10 | 7/10 |
Two outstanding machines, each with compelling strengths. The 1967 Mazda Cosmo Sport 110S (L10A) excels in lighter weight, stronger collectibility, while the 1962 Iso Rivolta IR 300 stands out for more power, quicker acceleration, higher top speed. The best advice? Drive both if you can, then follow your instincts.
Putting the 1967 Mazda Cosmo Sport 110S (L10A) against the 1962 Iso Rivolta IR 300 is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Japan versus Italy. The 1962 Iso Rivolta IR 300 holds a clear advantage in raw power with 300 hp compared to 110 hp, a 190-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mazda Cosmo Sport uses a Twin-Rotor Wankel 10A displacing 982 cc, while the Iso Rivolta relies on a V8 OHV with 5,359 cc. In the sprint to 60 mph, the 1962 Iso Rivolta IR 300 edges ahead at 7.5 seconds versus 10.2 seconds. The Mazda Cosmo Sport carries a weight advantage, tipping the scales 926 lbs lighter. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference. From a collectibility standpoint, the 1967 Mazda Cosmo Sport 110S (L10A) rates higher among enthusiasts and auction houses.