USA vs USA — 1970 vs 1949
| Delta 88 Royale Rocket 455 | 98 Starfire Convertible | |
|---|---|---|
| Horsepower | 365 hp | 185 hp |
| Torque | 500 lb-ft | 300 lb-ft |
| Engine Size | 7,456 cc | 5,310 cc |
| 0-60 mph | 6.8 sec | 12.0 sec |
| Top Speed | 125 mph | 105 mph |
| ¼ Mile | 14.6 sec | 18.5 sec |
| Weight | 4,101 lbs | 4,200 lbs |
| Wheelbase | 3,099 mm | 3,124 mm |
| Length | 5,588 mm | 5,341 mm |
| Units Produced | 105,237 | — |
| Original MSRP | $3,253 | $3,229 |
| Value (Excellent) | $42,000 | $120,000 |
| Collectibility | 6/10 | 8/10 |
| Rarity | 4/10 | 7/10 |
The 1970 Oldsmobile Delta 88 Royale Rocket 455 holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1949 Oldsmobile 98 Starfire Convertible brings stronger collectibility and remains a compelling choice for enthusiasts who value Oldsmobile heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
The 1970 Oldsmobile Delta 88 Royale Rocket 455 and 1949 Oldsmobile 98 Starfire Convertible share a manufacturer in Oldsmobile, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the Oldsmobile brand. The 1970 Oldsmobile Delta 88 Royale Rocket 455 holds a clear advantage in raw power with 365 hp compared to 185 hp, a 180-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Oldsmobile Delta 88 Royale uses a V8 OHV 16V displacing 7,456 cc, while the Oldsmobile 98 Starfire relies on a V8 OHV (Rocket) with 5,310 cc. In the sprint to 60 mph, the 1970 Oldsmobile Delta 88 Royale Rocket 455 edges ahead at 6.8 seconds versus 12.0 seconds. On the collector market, the 1949 Oldsmobile 98 Starfire Convertible commands a significant premium over the 1970 Oldsmobile Delta 88 Royale Rocket 455, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1949 Oldsmobile 98 Starfire Convertible rates higher among enthusiasts and auction houses.