USA vs USA — 1989 vs 1963
| Firebird Trans Am GTA | Tempest Sprint OHC-6 | |
|---|---|---|
| Horsepower | 250 hp | 215 hp |
| Torque | 350 lb-ft | 225 lb-ft |
| Engine Size | 5,735 cc | 3,769 cc |
| 0-60 mph | 5.4 sec | 9.5 sec |
| Top Speed | 150 mph | 115 mph |
| ¼ Mile | 14.0 sec | 17.0 sec |
| Weight | 3,400 lbs | 3,050 lbs |
| Wheelbase | 2,565 mm | 2,896 mm |
| Length | 4,978 mm | 5,156 mm |
| Units Produced | 16,700 | — |
| Original MSRP | $19,995 | $2,667 |
| Value (Excellent) | $38,000 | $35,000 |
| Collectibility | 7/10 | 6/10 |
| Rarity | 6/10 | 5/10 |
The 1989 Pontiac Firebird Trans Am GTA holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1963 Pontiac Tempest Sprint OHC-6 brings lighter weight and remains a compelling choice for enthusiasts who value Pontiac heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
Within the Pontiac stable, the 1989 Pontiac Firebird Trans Am GTA and 1963 Pontiac Tempest Sprint OHC-6 represent different approaches to performance and purpose. Both carry the Pontiac badge, yet each carves out its own distinct identity. The 1989 Pontiac Firebird Trans Am GTA holds a clear advantage in raw power with 250 hp compared to 215 hp, a 35-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Pontiac Firebird Trans Am uses a V8 OHV displacing 5,735 cc, while the Pontiac Tempest relies on a Inline-6 OHC (Pontiac Sprint) with 3,769 cc. In the sprint to 60 mph, the 1989 Pontiac Firebird Trans Am GTA edges ahead at 5.4 seconds versus 9.5 seconds. The Pontiac Tempest carries a weight advantage, tipping the scales 350 lbs lighter. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference.