USA vs USA — 1957 vs 1987
| Series 62 Coupe de Ville | Allante Convertible | |
|---|---|---|
| Horsepower | 300 hp | 295 hp |
| Torque | 400 lb-ft | 290 lb-ft |
| Engine Size | 6,390 cc | 4,565 cc |
| 0-60 mph | 10.5 sec | 6.4 sec |
| Top Speed | 120 mph | 150 mph |
| ¼ Mile | 17.4 sec | 14.9 sec |
| Weight | 4,600 lbs | 3,650 lbs |
| Wheelbase | 3,302 mm | 2,525 mm |
| Length | 5,613 mm | 4,531 mm |
| Units Produced | 23,808 | 21,430 |
| Original MSRP | $5,116 | $57,183 |
| Value (Excellent) | $95,000 | $38,000 |
| Collectibility | 8/10 | 6/10 |
| Rarity | 5/10 | 6/10 |
The 1987 Cadillac Allante Convertible emerges ahead in most objective measures, offering quicker acceleration, higher top speed, lighter weight. The 1957 Cadillac Series 62 Coupe de Ville counters with stronger collectibility, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.
Within the Cadillac stable, the 1957 Cadillac Series 62 Coupe de Ville and 1987 Cadillac Allante Convertible represent different approaches to performance and purpose. Both carry the Cadillac badge, yet each carves out its own distinct identity. On paper, the two are remarkably close in power output, with the 1957 Cadillac Series 62 Coupe de Ville producing 300 hp and the 1987 Cadillac Allante Convertible delivering 295 hp. In the sprint to 60 mph, the 1987 Cadillac Allante Convertible edges ahead at 6.4 seconds versus 10.5 seconds. The Cadillac Allante carries a weight advantage, tipping the scales 950 lbs lighter. On the collector market, the 1957 Cadillac Series 62 Coupe de Ville commands a significant premium over the 1987 Cadillac Allante Convertible, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1957 Cadillac Series 62 Coupe de Ville rates higher among enthusiasts and auction houses.