2025 Keystone Cougar 354FLS vs 2025 Forest River Sandpiper 3220RL

Detailed Comparison

Comparing the 2025 Keystone Cougar 354FLS to the 2025 Forest River Sandpiper 3220RL reveals some interesting trade-offs that could influence your buying decision.

In terms of footprint, the Keystone Cougar 354FLS stretches 34.0 ft while the Forest River Sandpiper 3220RL spans 34.0 ft. Weight-wise, the Forest River Sandpiper 3220RL is the lighter rig at 11,000 lbs versus 14,200 lbs.

Capacity-wise, expect to sleep 6 in the Keystone Cougar 354FLS versus 4 in the Forest River Sandpiper 3220RL. With 4 and 3 slide-outs respectively, the parked floor plans differ significantly.

Tank capacities are a key off-grid consideration. The Keystone Cougar 354FLS carries 100 gal of fresh water, 45 gal gray, and 46 gal black. The Forest River Sandpiper 3220RL offers 58 gal fresh, 46 gal gray, and 37 gal black. The Keystone Cougar 354FLS has the edge for extended dry camping.

Budget-wise, the Keystone Cougar 354FLS is listed at $68,000 compared to $70,000 for the Forest River Sandpiper 3220RL.

For family camping trips, the larger floor plan and additional berths make a real difference. For boondocking, the model with superior solar and battery setup will keep you comfortable off the grid longer. If you're going full-time, the larger tanks and more robust build quality matter enormously.

Both options have earned their place in the market. Your trip style and budget should be the final tiebreakers.