USA vs USA — 1969 vs 1970
| Cougar Eliminator 428 CJ | AAR 'Cuda 340 Six Pack | |
|---|---|---|
| Horsepower | 335 hp | 290 hp |
| Torque | 440 lb-ft | 340 lb-ft |
| Engine Size | 7,014 cc | 5,572 cc |
| 0-60 mph | 5.6 sec | 5.8 sec |
| Top Speed | 130 mph | 125 mph |
| ¼ Mile | 13.9 sec | 14.0 sec |
| Weight | 3,500 lbs | 3,400 lbs |
| Wheelbase | 2,845 mm | 2,743 mm |
| Length | 4,973 mm | 4,871 mm |
| Units Produced | 2,411 | 2,724 |
| Original MSRP | $3,520 | $3,563 |
| Value (Excellent) | $150,000 | $180,000 |
| Collectibility | 9/10 | 9/10 |
| Rarity | 8/10 | 9/10 |
The 1969 Mercury Cougar Eliminator 428 CJ holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1970 Plymouth AAR 'Cuda 340 Six Pack brings its own distinct appeal and remains a compelling choice for enthusiasts who value Plymouth heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
Among Pony Car enthusiasts, the matchup between the 1969 Mercury Cougar Eliminator 428 CJ and 1970 Plymouth AAR 'Cuda 340 Six Pack is one for the ages. These Muscle era machines competed directly for buyers' attention and continue to vie for collectors' affections today. The 1969 Mercury Cougar Eliminator 428 CJ holds a clear advantage in raw power with 335 hp compared to 290 hp, a 45-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mercury Cougar uses a V8 OHV (428 Cobra Jet) displacing 7,014 cc, while the Plymouth AAR 'Cuda relies on a V8 OHV (340 Six Pack) with 5,572 cc. In the sprint to 60 mph, the 1969 Mercury Cougar Eliminator 428 CJ edges ahead at 5.6 seconds versus 5.8 seconds. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference.