2025 Thor Tranquility 19L vs 2024 Winnebago Solis 59PXL

Detailed Comparison

Two noteworthy RVs face off: the 2025 Thor Tranquility 19L and the 2024 Winnebago Solis 59PXL. From dimensions to amenities, here's the full breakdown.

The Thor Tranquility 19L measures 19.0 ft in length at 8,400 lbs, compared to the Winnebago Solis 59PXL's 20.0 ft and 8,400 lbs. GVWR ratings sit at 11,200 lbs and 12,200 lbs respectively.

Capacity-wise, expect to sleep 2 in the Thor Tranquility 19L versus 2 in the Winnebago Solis 59PXL.

Tank capacities are a key off-grid consideration. The Thor Tranquility 19L carries 25 gal of fresh water, 13 gal gray, and 14 gal black. The Winnebago Solis 59PXL offers 28 gal fresh, 23 gal gray, and 5 gal black. The Winnebago Solis 59PXL has the edge for extended dry camping.

Budget-wise, the Winnebago Solis 59PXL is listed at $212,000 compared to $220,000 for the Thor Tranquility 19L.

For two travelers seeking comfort without excess, the smaller footprint often wins. For boondocking, the model with superior solar and battery setup will keep you comfortable off the grid longer. For occasional getaways, the more affordable and nimble option usually makes the most sense.

Take these specs as a starting point, then go see them in person — there's no substitute for stepping inside.

When it comes to water management, tank capacity plays a major role in how long you can stay off the grid. The 2024 Winnebago Solis 59PXL carries 28 gallons of fresh water versus 25 gallons in the 2025 Thor Tranquility 19L, providing an extra 3 gallons for longer boondocking stays. Gray water capacity favors the 2024 Winnebago Solis 59PXL at 23 gallons versus 13 gallons, which directly affects how often you need to find a dump station. The 2025 Thor Tranquility 19L also leads in black water capacity with 14 gallons compared to 5 gallons, an important consideration for families or full-time travelers.

Electrical systems are increasingly important as RVers rely on more electronics and appliances. With 400W of solar, the 2024 Winnebago Solis 59PXL outpaces the 2025 Thor Tranquility 19L's 250W setup, offering better energy independence away from hookups. Battery banks are matched at 350Ah, so overnight power reserves will be similar in both units. Both come with 1000W inverters, capable of running common household appliances when not plugged into shore power.

For solo travelers and couples who value maneuverability, the 2025 Thor Tranquility 19L with its more compact footprint will be easier to navigate through tight campgrounds and mountain passes. Both models sleep 2, making them equally viable for small families or couples who occasionally host guests. Full-time RVers who spend extended periods off-grid will benefit most from the 2024 Winnebago Solis 59PXL's power setup and the 2024 Winnebago Solis 59PXL's water reserves, as these directly impact daily comfort and independence from hookups. Weekend warriors and seasonal campers who primarily stay at full-hookup campgrounds may find that the differences in tank sizes and power systems matter less, allowing them to focus on floor plan preference and overall comfort instead.

From a value perspective, the 2024 Winnebago Solis 59PXL at $212,000 MSRP represents a $8,000 savings over the 2025 Thor Tranquility 19L at $220,000, a 4% price difference. Breaking it down per sleeping position, the 2025 Thor Tranquility 19L costs roughly $110,000 per berth while the 2024 Winnebago Solis 59PXL comes in at $106,000 per berth. On a cost-per-foot basis, the 2025 Thor Tranquility 19L runs about $11,579 per linear foot versus $10,600 for the 2024 Winnebago Solis 59PXL, which helps contextualize the value each unit delivers for its size. It is also worth considering that Thor and Winnebago have different dealer networks and warranty programs, which can significantly impact your long-term ownership experience and resale value down the road.