2025 Thor Aria 3401 vs 2025 Holiday Rambler Endeavor 40G

Detailed Comparison

The 2025 Thor Aria 3401 goes up against the 2025 Holiday Rambler Endeavor 40G in this detailed comparison. Each has distinct advantages worth considering.

Dimensionally, you're looking at 35.5 ft for the Thor Aria 3401 and 41.0 ft for the Holiday Rambler Endeavor 40G. The Thor Aria 3401 carries an extra 4,400 lbs, which affects tow vehicle requirements and fuel economy.

The Thor Aria 3401 sleeps 4 while the Holiday Rambler Endeavor 40G accommodates 5. Slide-outs play a role in livability: the Thor Aria 3401 has 3 and the Holiday Rambler Endeavor 40G has 3.

For boondocking enthusiasts, tank sizes matter. Fresh water capacity goes to the Holiday Rambler Endeavor 40G at 101 gallons versus 97 gallons. Solar-wise, you get 300W on the Thor Aria 3401 and 600W on the Holiday Rambler Endeavor 40G. Battery banks are 300 Ah and 350 Ah.

At $321,000 MSRP for the Thor Aria 3401 and $333,000 for the Holiday Rambler Endeavor 40G, the Thor Aria 3401 saves you $12,000. With only a 4% price difference, the choice comes down to features rather than cost.

Boondockers: look at the fresh water capacity and solar/battery systems — they determine how long you can stay out. For the full-time RV lifestyle, every gallon of tank capacity and every inch of counter space counts.

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