Australia vs USA — 1972 vs 1971
| Falcon XA GT-HO Phase IV | Road Runner 440+6 Air Grabber | |
|---|---|---|
| Horsepower | 300 hp | 385 hp |
| Torque | 380 lb-ft | 490 lb-ft |
| Engine Size | 5,752 cc | 7,210 cc |
| 0-60 mph | 6.5 sec | 5.6 sec |
| Top Speed | 143 mph | 130 mph |
| ¼ Mile | 14.5 sec | 13.8 sec |
| Weight | 3,483 lbs | 3,800 lbs |
| Wheelbase | 2,819 mm | 2,946 mm |
| Length | 4,858 mm | 5,283 mm |
| Units Produced | 0 | 246 |
| Original MSRP | — | $3,547 |
| Value (Excellent) | $1,200,000 | $275,000 |
| Collectibility | 10/10 | 10/10 |
| Rarity | 10/10 | 10/10 |
Two outstanding machines, each with compelling strengths. The 1972 Ford Australia Falcon XA GT-HO Phase IV excels in higher top speed, lighter weight, while the 1971 Plymouth Road Runner 440+6 Air Grabber stands out for more power, quicker acceleration, better value. The best advice? Drive both if you can, then follow your instincts.
Putting the 1972 Ford Australia Falcon XA GT-HO Phase IV against the 1971 Plymouth Road Runner 440+6 Air Grabber is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Australia versus USA. The 1971 Plymouth Road Runner 440+6 Air Grabber holds a clear advantage in raw power with 385 hp compared to 300 hp, a 85-horsepower difference that shapes the driving experience. In the sprint to 60 mph, the 1971 Plymouth Road Runner 440+6 Air Grabber edges ahead at 5.6 seconds versus 6.5 seconds. The Ford Australia Falcon carries a weight advantage, tipping the scales 317 lbs lighter. On the collector market, the 1972 Ford Australia Falcon XA GT-HO Phase IV commands a significant premium over the 1971 Plymouth Road Runner 440+6 Air Grabber, reflecting differences in prestige and rarity.