USA vs Australia — 1970 vs 1971
| AMX 390 Go Package | Falcon XA GT RPO 83 Hardtop | |
|---|---|---|
| Horsepower | 325 hp | 300 hp |
| Torque | 420 lb-ft | 360 lb-ft |
| Engine Size | 6,392 cc | 5,763 cc |
| 0-60 mph | 6.4 sec | 6.8 sec |
| Top Speed | 130 mph | 137 mph |
| ¼ Mile | 14.3 sec | 14.6 sec |
| Wheelbase | 2,438 mm | 2,819 mm |
| Length | 4,572 mm | 4,880 mm |
| Units Produced | 4,116 | 250 |
| Value (Excellent) | $90,000 | $1,200,000 |
| Collectibility | 5/10 | 5/10 |
| Rarity | 7/10 | 10/10 |
Two outstanding machines, each with compelling strengths. The 1970 AMC AMX 390 Go Package excels in quicker acceleration, better value, while the 1971 Ford Falcon XA GT RPO 83 Hardtop stands out for higher top speed, greater rarity. The best advice? Drive both if you can, then follow your instincts.
Putting the 1970 AMC AMX 390 Go Package against the 1971 Ford Falcon XA GT RPO 83 Hardtop is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — USA versus Australia. The 1970 AMC AMX 390 Go Package holds a clear advantage in raw power with 325 hp compared to 300 hp, a 25-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the AMC AMX uses a V8 OHV displacing 6,392 cc, while the Ford Falcon relies on a V8 OHV 16V with 5,763 cc. In the sprint to 60 mph, the 1970 AMC AMX 390 Go Package edges ahead at 6.4 seconds versus 6.8 seconds. Rarity plays a significant role here — with only 250 units built, the 1971 Ford Falcon XA GT RPO 83 Hardtop is considerably scarcer than the AMC AMX's 4,116 examples. On the collector market, the 1971 Ford Falcon XA GT RPO 83 Hardtop commands a significant premium over the 1970 AMC AMX 390 Go Package, reflecting differences in prestige and rarity.