Best Cold Plunge Tubs · head-to-head

The Plunge All-In vs Inergize Cold Plunge

A sourced, side-by-side comparison. Inergize Cold Plunge is cheaper at $3990. Every spec and price links to its source.

Which is better: the The Plunge All-In or Inergize Cold Plunge?

The Inergize Cold Plunge wins 1 of the 1 specs we compare head to head; the other wins 0. The Inergize Cold Plunge is the cheaper at $3990. The Inergize Cold Plunge both leads on specs and costs less — the straightforward pick.

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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec The Plunge All-In Inergize Cold Plunge
US price $9990 $3990
BrandPlungeInergize Health
Released20232023
Msrp usd 9990 3990
Water capacity gal 105
Includes chiller Yes Yes
Min temp f 37 37
Chiller power hp 1 0.8
Interior length (in) 76.75 45
Interior depth (in) 28.75 30
Filtration Yes Yes
Wi-Fi app control Yes Yes
Tub material fiberglass-reinforced acrylic drop-stitch PVC
Insulated Yes Yes
Weight (lb) 270 25

Sources — The Plunge All-In: plunge.com (verified 2026-06-23). Inergize Cold Plunge: inergizehealth.com (verified 2026-06-23).

What's the difference between the The Plunge All-In and Inergize Cold Plunge?

Where the two actually differ on the specs we track (6 of 12). Matching specs are omitted.

  • Msrp usd: The Plunge All-In 9990 vs Inergize Cold Plunge 3990
  • Chiller power hp: The Plunge All-In 1 vs Inergize Cold Plunge 0.8
  • Interior length (in): The Plunge All-In 76.75 vs Inergize Cold Plunge 45
  • Interior depth (in): The Plunge All-In 28.75 vs Inergize Cold Plunge 30
  • Tub material: The Plunge All-In fiberglass-reinforced acrylic vs Inergize Cold Plunge drop-stitch PVC
  • Weight (lb): The Plunge All-In 270 vs Inergize Cold Plunge 25

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