2024 Grand Design Imagine XLS 21BHE vs 2024 Keystone Montana 3121RL

Detailed Comparison

Two popular options on many shoppers' shortlists — the 2024 Grand Design Imagine XLS 21BHE and the 2024 Keystone Montana 3121RL. Let's see how they compare across the specs that matter most.

Dimensionally, you're looking at 15.0 ft for the Grand Design Imagine XLS 21BHE and 28.0 ft for the Keystone Montana 3121RL. The Keystone Montana 3121RL carries an extra 8,900 lbs, which affects tow vehicle requirements and fuel economy.

The Grand Design Imagine XLS 21BHE sleeps 10 while the Keystone Montana 3121RL accommodates 5. Slide-outs play a role in livability: the Grand Design Imagine XLS 21BHE has 1 and the Keystone Montana 3121RL has 1.

For boondocking enthusiasts, tank sizes matter. Fresh water capacity goes to the Keystone Montana 3121RL at 93 gallons versus 28 gallons. Solar-wise, you get 200W on the Grand Design Imagine XLS 21BHE and 200W on the Keystone Montana 3121RL. Battery banks are 200 Ah and 200 Ah.

At $65,000 MSRP for the Grand Design Imagine XLS 21BHE and $66,000 for the Keystone Montana 3121RL, the Grand Design Imagine XLS 21BHE saves you $1,000. With only a 2% 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. If you're a weekend camper, don't over-buy — the smaller, lighter model may serve you perfectly.

Whichever you choose, you'll be getting a capable rig. Just make sure to inspect one in person before signing.