2025 Grand Design Reflection 337RLS vs 2025 Grand Design Reflection 370FLS

Detailed Comparison

The 2025 Grand Design Reflection 337RLS and 2025 Grand Design Reflection 370FLS might look similar on paper, but dig into the details and you'll find meaningful differences.

Dimensionally, you're looking at 42.0 ft for the Grand Design Reflection 337RLS and 37.5 ft for the Grand Design Reflection 370FLS. The Grand Design Reflection 337RLS carries an extra 600 lbs, which affects tow vehicle requirements and fuel economy.

For sleeping arrangements, the Grand Design Reflection 337RLS offers room for 7 and the Grand Design Reflection 370FLS can handle 10. The Grand Design Reflection 370FLS benefits from 5 slide-out(s), expanding the interior when parked.

Looking at self-sufficiency, the Grand Design Reflection 337RLS packs 56 gal of fresh water and 150W of solar. The Grand Design Reflection 370FLS counters with 71 gal fresh water and 500W solar.

Price is often the deciding factor. The Grand Design Reflection 370FLS starts at $133,000 MSRP, while the Grand Design Reflection 337RLS commands $141,000 — a $8,000 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.

Remember, the perfect RV is the one you'll actually use. Pick the one that excites you most and hit the road.