USA vs USA — 1962 vs 1962
| Grand Prix SJ 455 | Catalina Super Duty 421 SD | |
|---|---|---|
| Horsepower | 325 hp | 405 hp |
| Torque | 440 lb-ft | 430 lb-ft |
| Engine Size | 7,456 cc | 6,899 cc |
| 0-60 mph | 7.5 sec | 5.0 sec |
| Top Speed | 125 mph | 145 mph |
| ¼ Mile | 15.3 sec | 13.0 sec |
| Weight | 3,800 lbs | 3,700 lbs |
| Wheelbase | 2,946 mm | 3,048 mm |
| Length | 5,360 mm | 5,334 mm |
| Units Produced | 112,486 | 179 |
| Original MSRP | $3,549 | $4,400 |
| Value (Excellent) | $40,000 | $900,000 |
| Collectibility | 6/10 | 10/10 |
| Rarity | 5/10 | 10/10 |
The 1962 Pontiac Catalina Super Duty 421 SD emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1962 Pontiac Grand Prix SJ 455 counters with better value, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.
Within the Pontiac stable, the 1962 Pontiac Grand Prix SJ 455 and 1962 Pontiac Catalina Super Duty 421 SD represent different approaches to performance and purpose. Both carry the Pontiac badge, yet each carves out its own distinct identity. The 1962 Pontiac Catalina Super Duty 421 SD holds a clear advantage in raw power with 405 hp compared to 325 hp, a 80-horsepower difference that shapes the driving experience. In the sprint to 60 mph, the 1962 Pontiac Catalina Super Duty 421 SD edges ahead at 5.0 seconds versus 7.5 seconds. Rarity plays a significant role here — with only 179 units built, the 1962 Pontiac Catalina Super Duty 421 SD is considerably scarcer than the Pontiac Grand Prix's 112,486 examples. On the collector market, the 1962 Pontiac Catalina Super Duty 421 SD commands a significant premium over the 1962 Pontiac Grand Prix SJ 455, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1962 Pontiac Catalina Super Duty 421 SD rates higher among enthusiasts and auction houses.