USA vs USA — 1967 vs 1957
| Cougar XR-7 GT-E 427 | Turnpike Cruiser Convertible | |
|---|---|---|
| Horsepower | 390 hp | 290 hp |
| Torque | 440 lb-ft | 390 lb-ft |
| Engine Size | 6,997 cc | 6,030 cc |
| 0-60 mph | 5.9 sec | 10.5 sec |
| Top Speed | 135 mph | 115 mph |
| ¼ Mile | 13.8 sec | 17.5 sec |
| Weight | 3,400 lbs | 4,250 lbs |
| Wheelbase | 2,819 mm | 3,124 mm |
| Length | 4,887 mm | 5,512 mm |
| Units Produced | 394 | 16,861 |
| Original MSRP | $4,050 | $3,758 |
| Value (Excellent) | $200,000 | $120,000 |
| Collectibility | 9/10 | 8/10 |
| Rarity | 9/10 | 7/10 |
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 Turnpike Cruiser Convertible 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 Turnpike Cruiser Convertible 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 Turnpike Cruiser Convertible 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 290 hp, a 100-horsepower difference that shapes the driving experience. 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 850 lbs lighter. Rarity plays a significant role here — with only 394 units built, the 1967 Mercury Cougar XR-7 GT-E 427 is considerably scarcer than the Mercury Turnpike Cruiser's 16,861 examples. On the collector market, the 1967 Mercury Cougar XR-7 GT-E 427 commands a significant premium over the 1957 Mercury Turnpike Cruiser Convertible, reflecting differences in prestige and rarity.