Hispano-Suiza J12

vs

Cadillac LaSalle

Spain vs USA — 1931 vs 1927

Hispano-Suiza J12 (1931)
Cadillac LaSalle (1927)
Specifications
J12LaSalle Series 303
Horsepower220 hp75 hp
Engine Size9,424 cc5,036 cc
Top Speed75 mph
Weight4,200 lbs
Wheelbase3,810 mm3,226 mm
Length5,600 mm4,978 mm
Units Produced12016,850
Original MSRP$2,495
Value (Excellent)$5,000,000$300,000
Collectibility5/109/10
Rarity10/108/10
The Verdict

This matchup is remarkably close. The 1931 Hispano-Suiza J12 offers more power, greater rarity, while the 1927 Cadillac LaSalle Series 303 counters with stronger collectibility, better value. Neither holds a decisive advantage, making this a true enthusiast's dilemma. Your choice ultimately depends on which driving philosophy resonates more with you.

Overview

When Spain engineering meets USA craftsmanship, the result is one of the most compelling matchups in the classic car world. The 1931 Hispano-Suiza J12 and 1927 Cadillac LaSalle Series 303 embody their respective national automotive traditions while competing in the same arena. The 1931 Hispano-Suiza J12 holds a clear advantage in raw power with 220 hp compared to 75 hp, a 145-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Hispano-Suiza J12 uses a V12 displacing 9,424 cc, while the Cadillac LaSalle relies on a V8 OHV with 5,036 cc. Rarity plays a significant role here — with only 120 units built, the 1931 Hispano-Suiza J12 is considerably scarcer than the Cadillac LaSalle's 16,850 examples. On the collector market, the 1931 Hispano-Suiza J12 commands a significant premium over the 1927 Cadillac LaSalle Series 303, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1927 Cadillac LaSalle Series 303 rates higher among enthusiasts and auction houses.