USA vs USA — 1959 vs 1980
| Coupe de Ville 390 V8 | Seville STS Bustleback | |
|---|---|---|
| Horsepower | 325 hp | 135 hp |
| Torque | 420 lb-ft | 205 lb-ft |
| Engine Size | 6,390 cc | 4,087 cc |
| 0-60 mph | 10.8 sec | 13.5 sec |
| Top Speed | 120 mph | 107 mph |
| ¼ Mile | 17.8 sec | 19.5 sec |
| Weight | 4,800 lbs | 3,900 lbs |
| Wheelbase | 3,302 mm | 2,895 mm |
| Length | 5,715 mm | 5,182 mm |
| Units Produced | 21,924 | — |
| Original MSRP | $5,252 | $21,490 |
| Value (Excellent) | $150,000 | $18,000 |
| Collectibility | 9/10 | 4/10 |
| Rarity | 5/10 | 3/10 |
The 1959 Cadillac Coupe de Ville 390 V8 holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1980 Cadillac Seville STS Bustleback brings lighter weight, better value and remains a compelling choice for enthusiasts who value Cadillac heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
Within the Cadillac stable, the 1959 Cadillac Coupe de Ville 390 V8 and 1980 Cadillac Seville STS Bustleback represent different approaches to performance and purpose. Both carry the Cadillac badge, yet each carves out its own distinct identity. The 1959 Cadillac Coupe de Ville 390 V8 holds a clear advantage in raw power with 325 hp compared to 135 hp, a 190-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Cadillac Coupe de Ville uses a V8 OHV (Cadillac 390) displacing 6,390 cc, while the Cadillac Seville relies on a V8 OHV (Cadillac L62 HT4100) with 4,087 cc. In the sprint to 60 mph, the 1959 Cadillac Coupe de Ville 390 V8 edges ahead at 10.8 seconds versus 13.5 seconds. The Cadillac Seville carries a weight advantage, tipping the scales 900 lbs lighter. On the collector market, the 1959 Cadillac Coupe de Ville 390 V8 commands a significant premium over the 1980 Cadillac Seville STS Bustleback, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1959 Cadillac Coupe de Ville 390 V8 rates higher among enthusiasts and auction houses.