2024 Forest River Flagstaff 228D vs 2025 Aliner Evolution

Detailed Comparison

Comparing the 2024 Forest River Flagstaff 228D to the 2025 Aliner Evolution reveals some interesting trade-offs that could influence your buying decision.

Starting with size, the Forest River Flagstaff 228D measures 11.0 ft long and tips the scales at 2,500 lbs dry weight. The Aliner Evolution comes in at 14.0 ft with a dry weight of 2,800 lbs. That gives the Aliner Evolution roughly 3.0 extra feet of length.

Capacity-wise, expect to sleep 6 in the Forest River Flagstaff 228D versus 7 in the Aliner Evolution. With 1 and 1 slide-outs respectively, the parked floor plans differ significantly.

Tank capacities are a key off-grid consideration. The Forest River Flagstaff 228D carries 16 gal of fresh water, 4 gal gray, and 9 gal black. The Aliner Evolution offers 9 gal fresh, 1 gal gray, and 9 gal black. The Forest River Flagstaff 228D has the edge for extended dry camping.

Budget-wise, the Aliner Evolution is listed at $13,000 compared to $13,000 for the Forest River Flagstaff 228D.

For family camping trips, the larger floor plan and additional berths make a real difference. For occasional getaways, the more affordable and nimble option usually makes the most sense.

Ultimately, both rigs have their merits — test drive each one and see which floor plan speaks to your lifestyle.