USA vs USA — 1958 vs 1978
| Rambler American Scrambler 390 | Concord AMX | |
|---|---|---|
| Horsepower | 315 hp | 140 hp |
| Torque | 420 lb-ft | 270 lb-ft |
| Engine Size | 6,391 cc | 5,898 cc |
| 0-60 mph | 6.3 sec | 11.5 sec |
| Top Speed | 123 mph | 103 mph |
| ¼ Mile | 14.3 sec | 18.0 sec |
| Weight | 3,100 lbs | 3,300 lbs |
| Wheelbase | 2,667 mm | 2,743 mm |
| Length | 4,572 mm | 4,826 mm |
| Units Produced | 1,512 | 2,540 |
| Original MSRP | $2,998 | $5,899 |
| Value (Excellent) | $95,000 | $28,000 |
| Collectibility | 8/10 | 6/10 |
| Rarity | 8/10 | 7/10 |
On balance, the 1958 AMC Rambler American Scrambler 390 makes a stronger case on paper with more power, quicker acceleration, higher top speed. However, the 1978 AMC Concord AMX counters with better value, and its appeal extends beyond mere numbers. Choose the 1958 AMC Rambler American Scrambler 390 for outright capability, or the 1978 AMC Concord AMX for a more distinctive ownership experience.
AMC has long offered a diverse lineup, and comparing the 1958 AMC Rambler American Scrambler 390 with the 1978 AMC Concord AMX highlights the breadth of the marque's engineering philosophy. The 1958 AMC Rambler American Scrambler 390 holds a clear advantage in raw power with 315 hp compared to 140 hp, a 175-horsepower difference that shapes the driving experience. In the sprint to 60 mph, the 1958 AMC Rambler American Scrambler 390 edges ahead at 6.3 seconds versus 11.5 seconds. On the collector market, the 1958 AMC Rambler American Scrambler 390 commands a significant premium over the 1978 AMC Concord AMX, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1958 AMC Rambler American Scrambler 390 rates higher among enthusiasts and auction houses.