2024 Airstream Basecamp 20X vs 2024 Keystone Avalanche 338GK

Detailed Comparison

Head to head, the 2024 Airstream Basecamp 20X and the 2024 Keystone Avalanche 338GK each bring unique strengths to the table. Which one deserves a spot in your driveway?

Dimensionally, you're looking at 27.0 ft for the Airstream Basecamp 20X and 41.5 ft for the Keystone Avalanche 338GK. The Keystone Avalanche 338GK carries an extra 5,300 lbs, which affects tow vehicle requirements and fuel economy.

For sleeping arrangements, the Airstream Basecamp 20X offers room for 3 and the Keystone Avalanche 338GK can handle 6. The Airstream Basecamp 20X benefits from 3 slide-out(s), expanding the interior when parked.

Looking at self-sufficiency, the Airstream Basecamp 20X packs 51 gal of fresh water and 150W of solar. The Keystone Avalanche 338GK counters with 67 gal fresh water and 400W solar.

Price is often the deciding factor. The Keystone Avalanche 338GK starts at $116,000 MSRP, while the Airstream Basecamp 20X commands $116,000 — a $0 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.

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