USA vs USA — 1951 vs 1959
| Commodore Eight Sedan | Invicta Convertible 401 | |
|---|---|---|
| Horsepower | 128 hp | 325 hp |
| Torque | 220 lb-ft | 410 lb-ft |
| Engine Size | 4,194 cc | 6,571 cc |
| 0-60 mph | 14.5 sec | 8.5 sec |
| Top Speed | 100 mph | 118 mph |
| ¼ Mile | 19.8 sec | 16.0 sec |
| Weight | 3,600 lbs | 4,350 lbs |
| Wheelbase | 3,124 mm | 3,150 mm |
| Length | 5,232 mm | 5,562 mm |
| Units Produced | 35,421 | — |
| Original MSRP | $2,742 | $3,515 |
| Value (Excellent) | $40,000 | $85,000 |
| Collectibility | 6/10 | 7/10 |
| Rarity | 6/10 | 7/10 |
The 1959 Buick Invicta Convertible 401 emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1951 Hudson Commodore Eight Sedan counters with lighter weight, better value, 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.
Among Full-size enthusiasts, the matchup between the 1951 Hudson Commodore Eight Sedan and 1959 Buick Invicta Convertible 401 is one for the ages. These Post-war machines competed directly for buyers' attention and continue to vie for collectors' affections today. The 1959 Buick Invicta Convertible 401 holds a clear advantage in raw power with 325 hp compared to 128 hp, a 197-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Hudson Commodore uses a Inline-8 L-head displacing 4,194 cc, while the Buick Invicta relies on a V8 OHV (Buick 401 Nailhead) with 6,571 cc. In the sprint to 60 mph, the 1959 Buick Invicta Convertible 401 edges ahead at 8.5 seconds versus 14.5 seconds. The Hudson Commodore carries a weight advantage, tipping the scales 750 lbs lighter. On the collector market, the 1959 Buick Invicta Convertible 401 commands a significant premium over the 1951 Hudson Commodore Eight Sedan, reflecting differences in prestige and rarity.