2024 Keystone Montana 3121RL vs 2024 Forest River Cardinal Luxury 370FLX

Detailed Comparison

Two popular options on many shoppers' shortlists — the 2024 Keystone Montana 3121RL and the 2024 Forest River Cardinal Luxury 370FLX. Let's see how they compare across the specs that matter most.

In terms of footprint, the Keystone Montana 3121RL stretches 28.0 ft while the Forest River Cardinal Luxury 370FLX spans 36.5 ft. Weight-wise, the Forest River Cardinal Luxury 370FLX is the lighter rig at 8,500 lbs versus 12,000 lbs.

The Keystone Montana 3121RL sleeps 5 while the Forest River Cardinal Luxury 370FLX accommodates 10. Slide-outs play a role in livability: the Keystone Montana 3121RL has 1 and the Forest River Cardinal Luxury 370FLX has 2.

For boondocking enthusiasts, tank sizes matter. Fresh water capacity goes to the Keystone Montana 3121RL at 93 gallons versus 76 gallons. Solar-wise, you get 200W on the Keystone Montana 3121RL and 300W on the Forest River Cardinal Luxury 370FLX. Battery banks are 200 Ah and 150 Ah.

At $66,000 MSRP for the Keystone Montana 3121RL and $68,000 for the Forest River Cardinal Luxury 370FLX, the Keystone Montana 3121RL saves you $2,000. With only a 3% 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.