USA vs USA — 1966 vs 1970
| Toronado | Delta 88 Royale Rocket 455 | |
|---|---|---|
| Horsepower | 385 hp | 365 hp |
| Torque | 470 lb-ft | 500 lb-ft |
| Engine Size | 7,456 cc | 7,456 cc |
| 0-60 mph | 7.5 sec | 6.8 sec |
| Top Speed | 135 mph | 125 mph |
| ¼ Mile | 15.5 sec | 14.6 sec |
| Weight | — | 4,101 lbs |
| Wheelbase | 3,048 mm | 3,099 mm |
| Length | 5,410 mm | 5,588 mm |
| Units Produced | 40,963 | 105,237 |
| Original MSRP | — | $3,253 |
| Value (Excellent) | $65,000 | $42,000 |
| Collectibility | 5/10 | 6/10 |
| Rarity | 4/10 | 4/10 |
It's a closely fought contest. The 1966 Oldsmobile Toronado brings higher top speed, greater rarity to the table, and the 1970 Oldsmobile Delta 88 Royale Rocket 455 answers with quicker acceleration, stronger collectibility, better value. Both are excellent machines that reward their owners in different ways — there's no wrong answer here.
Oldsmobile has long offered a diverse lineup, and comparing the 1966 Oldsmobile Toronado with the 1970 Oldsmobile Delta 88 Royale Rocket 455 highlights the breadth of the marque's engineering philosophy. The 1966 Oldsmobile Toronado holds a clear advantage in raw power with 385 hp compared to 365 hp, a 20-horsepower difference that shapes the driving experience. In the sprint to 60 mph, the 1970 Oldsmobile Delta 88 Royale Rocket 455 edges ahead at 6.8 seconds versus 7.5 seconds. Each of these machines offers a unique window into the era that produced it, making both worthy of consideration by collectors and drivers alike.