Italy vs Italy — 1963 vs 1966
| 2500 GT Allemano Coupe | 330 GTS Spider | |
|---|---|---|
| Horsepower | 245 hp | 300 hp |
| Torque | 188 lb-ft | 250 lb-ft |
| Engine Size | 2,467 cc | 3,967 cc |
| 0-60 mph | 6.5 sec | 6.7 sec |
| Top Speed | 155 mph | 150 mph |
| ¼ Mile | 14.8 sec | 14.9 sec |
| Weight | 2,072 lbs | 2,888 lbs |
| Wheelbase | 2,350 mm | 2,400 mm |
| Length | 4,090 mm | 4,470 mm |
| Units Produced | 12 | 100 |
| Original MSRP | — | $15,500 |
| Value (Excellent) | $1,500,000 | $2,500,000 |
| Collectibility | 10/10 | 9/10 |
| Rarity | 10/10 | 8/10 |
The 1963 ATS 2500 GT Allemano Coupe holds an edge across most measurable criteria, offering quicker acceleration, higher top speed, lighter weight. That said, the 1966 Ferrari 330 GTS Spider brings more power and remains a compelling choice for enthusiasts who value Ferrari heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
The 1963 ATS 2500 GT Allemano Coupe and 1966 Ferrari 330 GTS Spider stand as two of the most notable Grand Tourer cars from Muscle era. Both emerged during a period of intense competition, and choosing between them remains a passionate debate among collectors. The 1966 Ferrari 330 GTS Spider holds a clear advantage in raw power with 300 hp compared to 245 hp, a 55-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the ATS 2500 GT uses a V8 DOHC displacing 2,467 cc, while the Ferrari 330 GTS relies on a V12 SOHC with 3,967 cc. In the sprint to 60 mph, the 1963 ATS 2500 GT Allemano Coupe edges ahead at 6.5 seconds versus 6.7 seconds. The ATS 2500 GT carries a weight advantage, tipping the scales 816 lbs lighter. Rarity plays a significant role here — with only 12 units built, the 1963 ATS 2500 GT Allemano Coupe is considerably scarcer than the Ferrari 330 GTS's 100 examples. On the collector market, the 1966 Ferrari 330 GTS Spider commands a significant premium over the 1963 ATS 2500 GT Allemano Coupe, reflecting differences in prestige and rarity.