2025 Keystone Montana High Country 331RL vs 2025 Heartland Bighorn 3995FK

Detailed Comparison

Head to head, the 2025 Keystone Montana High Country 331RL and the 2025 Heartland Bighorn 3995FK each bring unique strengths to the table. Which one deserves a spot in your driveway?

In terms of footprint, the Keystone Montana High Country 331RL stretches 36.0 ft while the Heartland Bighorn 3995FK spans 38.0 ft. Weight-wise, the Heartland Bighorn 3995FK is the lighter rig at 10,500 lbs versus 15,900 lbs.

For sleeping arrangements, the Keystone Montana High Country 331RL offers room for 6 and the Heartland Bighorn 3995FK can handle 8. The Heartland Bighorn 3995FK benefits from 3 slide-out(s), expanding the interior when parked.

Looking at self-sufficiency, the Keystone Montana High Country 331RL packs 82 gal of fresh water and 300W of solar. The Heartland Bighorn 3995FK counters with 94 gal fresh water and 150W solar.

Price is often the deciding factor. The Keystone Montana High Country 331RL starts at $50,000 MSRP, while the Heartland Bighorn 3995FK commands $52,000 — a $2,000 gap.

Families with kids will appreciate the extra sleeping capacity and living space. Off-grid campers should pay close attention to solar wattage, battery capacity, and tank sizes. Full-timers should prioritize tank capacity, storage, and overall living comfort.

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