USA vs USA — 1965 vs 1963
| GT350 R-Model | Avanti R2 | |
|---|---|---|
| Horsepower | 306 hp | 289 hp |
| Torque | 329 lb-ft | 330 lb-ft |
| Engine Size | 4,736 cc | 4,736 cc |
| 0-60 mph | 5.7 sec | 7.3 sec |
| Top Speed | 135 mph | 150 mph |
| ¼ Mile | 14.0 sec | 15.8 sec |
| Weight | 2,800 lbs | 3,400 lbs |
| Wheelbase | 2,743 mm | 2,794 mm |
| Length | 4,613 mm | 4,877 mm |
| Units Produced | 562 | 3,834 |
| Original MSRP | $4,547 | $4,445 |
| Value (Excellent) | $500,000 | $125,000 |
| Collectibility | 10/10 | 9/10 |
| Rarity | 8/10 | 8/10 |
The 1965 Shelby GT350 R-Model holds an edge across most measurable criteria, offering quicker acceleration, lighter weight, greater rarity. That said, the 1963 Studebaker Avanti R2 brings higher top speed, better value and remains a compelling choice for enthusiasts who value Studebaker heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
The 1965 Shelby GT350 R-Model and 1963 Studebaker Avanti R2 stand as two of the most notable Sports Car cars from Muscle era. Both emerged during a period of intense competition, and choosing between them remains a passionate debate among collectors. On paper, the two are remarkably close in power output, with the 1965 Shelby GT350 R-Model producing 306 hp and the 1963 Studebaker Avanti R2 delivering 289 hp. Under the hood, the contrast is notable: the Shelby GT350 uses a V8 OHV (Ford 289 Hi-Po) displacing 4,736 cc, while the Studebaker Avanti relies on a V8 OHV Supercharged with 4,736 cc. In the sprint to 60 mph, the 1965 Shelby GT350 R-Model edges ahead at 5.7 seconds versus 7.3 seconds. The Shelby GT350 carries a weight advantage, tipping the scales 600 lbs lighter. Rarity plays a significant role here — with only 562 units built, the 1965 Shelby GT350 R-Model is considerably scarcer than the Studebaker Avanti's 3,834 examples. On the collector market, the 1965 Shelby GT350 R-Model commands a significant premium over the 1963 Studebaker Avanti R2, reflecting differences in prestige and rarity.