Italy vs Italy — 1987 vs 1929
| 75 Turbo Evoluzione IMSA | 6C 1750 Gran Sport Zagato Spider | |
|---|---|---|
| Horsepower | 155 hp | 85 hp |
| Torque | 167 lb-ft | — |
| Engine Size | 1,779 cc | 1,752 cc |
| 0-60 mph | 6.5 sec | — |
| Top Speed | 137 mph | 96 mph |
| ¼ Mile | 15.0 sec | — |
| Weight | 2,381 lbs | 1,852 lbs |
| Wheelbase | 2,510 mm | 2,745 mm |
| Length | 4,380 mm | 3,900 mm |
| Units Produced | 500 | 218 |
| Value (Excellent) | $150,000 | $8,000,000 |
| Collectibility | 8/10 | 10/10 |
| Rarity | 8/10 | 10/10 |
This matchup is remarkably close. The 1987 Alfa Romeo 75 Turbo Evoluzione IMSA offers more power, higher top speed, better value, while the 1929 Alfa Romeo 6C 1750 Gran Sport Zagato Spider counters with lighter weight, greater rarity, stronger collectibility. Neither holds a decisive advantage, making this a true enthusiast's dilemma. Your choice ultimately depends on which driving philosophy resonates more with you.
Within the Alfa Romeo stable, the 1987 Alfa Romeo 75 Turbo Evoluzione IMSA and 1929 Alfa Romeo 6C 1750 Gran Sport Zagato Spider represent different approaches to performance and purpose. Both carry the Alfa Romeo badge, yet each carves out its own distinct identity. The 1987 Alfa Romeo 75 Turbo Evoluzione IMSA holds a clear advantage in raw power with 155 hp compared to 85 hp, a 70-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Alfa Romeo 75 Turbo Evoluzione uses a Inline-4 DOHC 8V Turbocharged displacing 1,779 cc, while the Alfa Romeo 6C 1750 Gran Sport relies on a Inline-6 DOHC Supercharged with 1,752 cc. The 1987 Alfa Romeo 75 Turbo Evoluzione IMSA claims a higher top speed at 137 mph compared to 96 mph. The Alfa Romeo 6C 1750 Gran Sport carries a weight advantage, tipping the scales 529 lbs lighter. On the collector market, the 1929 Alfa Romeo 6C 1750 Gran Sport Zagato Spider commands a significant premium over the 1987 Alfa Romeo 75 Turbo Evoluzione IMSA, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1929 Alfa Romeo 6C 1750 Gran Sport Zagato Spider rates higher among enthusiasts and auction houses.