Italy vs Italy — 1963 vs 1965
| 2500 GT Allemano Coupe | 275 GTS | |
|---|---|---|
| Horsepower | 245 hp | 260 hp |
| Torque | 188 lb-ft | 206 lb-ft |
| Engine Size | 2,467 cc | 3,286 cc |
| 0-60 mph | 6.5 sec | 6.8 sec |
| Top Speed | 155 mph | 152 mph |
| ¼ Mile | 14.8 sec | 15.0 sec |
| Weight | 2,072 lbs | 2,601 lbs |
| Wheelbase | 2,350 mm | 2,400 mm |
| Length | 4,090 mm | 4,325 mm |
| Units Produced | 12 | 200 |
| Original MSRP | — | $14,400 |
| Value (Excellent) | $1,500,000 | $3,500,000 |
| Collectibility | 10/10 | 9/10 |
| Rarity | 10/10 | 9/10 |
On balance, the 1963 ATS 2500 GT Allemano Coupe makes a stronger case on paper with quicker acceleration, higher top speed, lighter weight. However, the 1965 Ferrari 275 GTS counters with its own distinct appeal, and its appeal extends beyond mere numbers. Choose the 1963 ATS 2500 GT Allemano Coupe for outright capability, or the 1965 Ferrari 275 GTS for a more distinctive ownership experience.
In the world of Grand Tourer cars, few comparisons generate as much discussion as the 1963 ATS 2500 GT Allemano Coupe versus the 1965 Ferrari 275 GTS. Both hail from Muscle era and represent the pinnacle of their respective manufacturers' ambitions. On paper, the two are remarkably close in power output, with the 1963 ATS 2500 GT Allemano Coupe producing 245 hp and the 1965 Ferrari 275 GTS delivering 260 hp. Under the hood, the contrast is notable: the ATS 2500 GT uses a V8 DOHC displacing 2,467 cc, while the Ferrari 275 GTS relies on a V12 SOHC 24V with 3,286 cc. In the sprint to 60 mph, the 1963 ATS 2500 GT Allemano Coupe edges ahead at 6.5 seconds versus 6.8 seconds. The ATS 2500 GT carries a weight advantage, tipping the scales 529 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 275 GTS's 200 examples. On the collector market, the 1965 Ferrari 275 GTS commands a significant premium over the 1963 ATS 2500 GT Allemano Coupe, reflecting differences in prestige and rarity.