2025 Keystone Cougar 316RLS vs 2025 Keystone Sprinter 3530FWDEN

Detailed Comparison

Two popular options on many shoppers' shortlists — the 2025 Keystone Cougar 316RLS and the 2025 Keystone Sprinter 3530FWDEN. Let's see how they compare across the specs that matter most.

In terms of footprint, the Keystone Cougar 316RLS stretches 30.0 ft while the Keystone Sprinter 3530FWDEN spans 31.0 ft. Weight-wise, the Keystone Cougar 316RLS is the lighter rig at 13,400 lbs versus 15,700 lbs.

The Keystone Cougar 316RLS sleeps 6 while the Keystone Sprinter 3530FWDEN accommodates 8. Slide-outs play a role in livability: the Keystone Cougar 316RLS has 1 and the Keystone Sprinter 3530FWDEN has 5.

For boondocking enthusiasts, tank sizes matter. Fresh water capacity goes to the Keystone Cougar 316RLS at 81 gallons versus 75 gallons. Solar-wise, you get 600W on the Keystone Cougar 316RLS and 550W on the Keystone Sprinter 3530FWDEN. Battery banks are 250 Ah and 100 Ah.

At $123,000 MSRP for the Keystone Cougar 316RLS and $117,000 for the Keystone Sprinter 3530FWDEN, the Keystone Sprinter 3530FWDEN saves you $6,000. With only a 5% price difference, the choice comes down to features rather than cost.

If you're traveling with a family, look for the model with more sleeping positions and better storage. Boondockers: look at the fresh water capacity and solar/battery systems — they determine how long you can stay out. For the full-time RV lifestyle, every gallon of tank capacity and every inch of counter space counts.

At the end of the day, the best RV is the one that fits your travel dreams and budget. Either of these is a worthy choice.