Holds more water: Plunge Air
Plunge lists: Water Capacity (gallons): 105. Redwood Outdoors lists for the Alaskan All-In-One: Max Water Volume 104 gallons.
A cold plunge with a chiller from Redwood Outdoors. Every figure below is Redwood Outdoors' own, linked to where it is published. Price on Redwood Outdoors' own site: $6,999 (redwoodoutdoors.com, 29 Sep 2026; the lowest-priced option).
Buy from Redwood OutdoorsAs published by Redwood Outdoors, read on 2026-09-29. Makers revise their products; check Redwood Outdoors' current specification before you buy.
Plunge lists: Water Capacity (gallons): 105. Redwood Outdoors lists for the Alaskan All-In-One: Max Water Volume 104 gallons.
Polar Monkeys shows a regular price of $6,290; Redwood Outdoors shows $6,999 for the Alaskan All-In-One. Where a maker sells several configurations, each figure is its cheapest.
Polar Monkeys states: Every Brainpod 2.0 comes with a 2-year limited warranty covering defects in materials and workmanship. Redwood Outdoors states for the Alaskan All-In-One: 1-year limited warranty.
Side by side with the Plunge Air. These cold plunges with a chiller hold amounts of water, by their makers' figures, within 30% of each other.
Side by side with the Plunge All-In Gen 2. Both are cold plunges with a chiller, and the water capacities their makers state are within 30% of each other.
Side by side with the Sun Home Cold Plunge Vertical. Both are cold plunges with a chiller, and the water capacities their makers state are within 30% of each other.
SaunaLife · cold plunge with a chiller · 124 gallons · for outdoor use
SaunaLife · cold plunge with a chiller · 200 gallons · for outdoor use
Plunge Chill · cold plunge with a chiller · 120 gallons · for indoor or outdoor use
Plunge Chill · cold plunge with a chiller · 92 gallons · for indoor or outdoor use
Polar Monkeys · cold plunge with a chiller · 90 gallons · 120 V supply
Polar Monkeys · cold plunge with a chiller · 85 gallons · 120 V supply
Redwood Outdoors lists: Max Water Volume 104 gallons.
Redwood Outdoors lists: Clim8zone™ Horse Power 1.5 HP; Heats water up to 104F.
Redwood Outdoors states: 37F. That is the maker's figure; Saunakivi has not measured it.
Redwood Outdoors lists: 120V, 60Hz, 12A Max (compatible with US standard household outlets); just plug into a GFCI protected outlet. Have a licensed electrician confirm your outlet or circuit against the manual before you buy.
Redwood Outdoors lists: Built-In UV Water Sanitation System; Filter 1 filter included.
Redwood Outdoors gives the outside dimensions as: 57" L x 44" H x 37" W.
Redwood Outdoors lists: Dry Weight 360 lbs.
Redwood Outdoors lists: Cold Plunge Lid Vegan leather lid with childlock safety feature.
Redwood Outdoors lists: 1-year limited warranty.
Redwood Outdoors' own site showed $6,999 (redwoodoutdoors.com, 29 Sep 2026; the lowest-priced option). That is the maker's price, not a retailer's or Amazon's; prices change, and the seller's page shows the current one.
More from Redwood Outdoors: all Redwood Outdoors products on Saunakivi.