USA vs USA — 1967 vs 1957
| Cougar XR-7 GT-E 427 | Colony Park 390 V8 Wagon | |
|---|---|---|
| Horsepower | 390 hp | 300 hp |
| Torque | 440 lb-ft | 400 lb-ft |
| Engine Size | 6,997 cc | 6,391 cc |
| 0-60 mph | 5.9 sec | 10.5 sec |
| Top Speed | 135 mph | 110 mph |
| ¼ Mile | 13.8 sec | 17.5 sec |
| Weight | 3,400 lbs | 4,500 lbs |
| Wheelbase | 2,819 mm | 3,048 mm |
| Length | 4,887 mm | 5,588 mm |
| Units Produced | 394 | — |
| Original MSRP | $4,050 | $3,600 |
| Value (Excellent) | $200,000 | $50,000 |
| Collectibility | 9/10 | 6/10 |
| Rarity | 9/10 | 5/10 |
On balance, the 1967 Mercury Cougar XR-7 GT-E 427 makes a stronger case on paper with more power, quicker acceleration, higher top speed. However, the 1957 Mercury Colony Park 390 V8 Wagon counters with better value, and its appeal extends beyond mere numbers. Choose the 1967 Mercury Cougar XR-7 GT-E 427 for outright capability, or the 1957 Mercury Colony Park 390 V8 Wagon for a more distinctive ownership experience.
Mercury has long offered a diverse lineup, and comparing the 1967 Mercury Cougar XR-7 GT-E 427 with the 1957 Mercury Colony Park 390 V8 Wagon highlights the breadth of the marque's engineering philosophy. The 1967 Mercury Cougar XR-7 GT-E 427 holds a clear advantage in raw power with 390 hp compared to 300 hp, a 90-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mercury Cougar uses a V8 OHV displacing 6,997 cc, while the Mercury Colony Park relies on a V8 OHV (FE-series 390) with 6,391 cc. In the sprint to 60 mph, the 1967 Mercury Cougar XR-7 GT-E 427 edges ahead at 5.9 seconds versus 10.5 seconds. The Mercury Cougar carries a weight advantage, tipping the scales 1100 lbs lighter. On the collector market, the 1967 Mercury Cougar XR-7 GT-E 427 commands a significant premium over the 1957 Mercury Colony Park 390 V8 Wagon, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1967 Mercury Cougar XR-7 GT-E 427 rates higher among enthusiasts and auction houses.