USA vs USA — 1965 vs 1980
| Fleetwood Sixty Special Brougham | Seville STS Bustleback | |
|---|---|---|
| Horsepower | 340 hp | 135 hp |
| Torque | 480 lb-ft | 205 lb-ft |
| Engine Size | 7,030 cc | 4,087 cc |
| 0-60 mph | 8.5 sec | 13.5 sec |
| Top Speed | 120 mph | 107 mph |
| ¼ Mile | 16.4 sec | 19.5 sec |
| Weight | 4,800 lbs | 3,900 lbs |
| Wheelbase | 3,327 mm | 2,895 mm |
| Length | 5,753 mm | 5,182 mm |
| Units Produced | 18,100 | — |
| Original MSRP | $6,479 | $21,490 |
| Value (Excellent) | $55,000 | $18,000 |
| Collectibility | 7/10 | 4/10 |
| Rarity | 5/10 | 3/10 |
On balance, the 1965 Cadillac Fleetwood Sixty Special Brougham makes a stronger case on paper with more power, quicker acceleration, higher top speed. However, the 1980 Cadillac Seville STS Bustleback counters with lighter weight, better value, and its appeal extends beyond mere numbers. Choose the 1965 Cadillac Fleetwood Sixty Special Brougham for outright capability, or the 1980 Cadillac Seville STS Bustleback for a more distinctive ownership experience.
Cadillac has long offered a diverse lineup, and comparing the 1965 Cadillac Fleetwood Sixty Special Brougham with the 1980 Cadillac Seville STS Bustleback highlights the breadth of the marque's engineering philosophy. The 1965 Cadillac Fleetwood Sixty Special Brougham holds a clear advantage in raw power with 340 hp compared to 135 hp, a 205-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Cadillac Fleetwood uses a V8 OHV displacing 7,030 cc, while the Cadillac Seville relies on a V8 OHV (Cadillac L62 HT4100) with 4,087 cc. In the sprint to 60 mph, the 1965 Cadillac Fleetwood Sixty Special Brougham edges ahead at 8.5 seconds versus 13.5 seconds. The Cadillac Seville carries a weight advantage, tipping the scales 900 lbs lighter. On the collector market, the 1965 Cadillac Fleetwood Sixty Special Brougham commands a significant premium over the 1980 Cadillac Seville STS Bustleback, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1965 Cadillac Fleetwood Sixty Special Brougham rates higher among enthusiasts and auction houses.