Plunge All-In edges ahead on our weighted scoring, but only by 0.1 of a point — close enough that the specifics below matter more than the ranking. Plunge All-In costs $2,759 less — about 24% — so the question is whether what Renu Therapy Cold Stoic 3.0 adds is worth that to you. They separate most on price (Plunge All-In), overall score (Plunge All-In) and chiller (Plunge All-In) — those are the rows worth reading closely. In short: Plunge All-In for all-in-one cold and contrast therapy with minimal upkeep; Renu Therapy Cold Stoic 3.0 for design-led buyers who want a long warranty.
| 2 products | ![]() Plunge Plunge All-In | ![]() Renu Therapy Renu Therapy Cold Stoic 3.0 |
|---|---|---|
| Price | $8,640 | $11,399 |
| Overall score | 8.5 | 8.4 |
| Minimum temperature (°F) | 37 °F | 37 °F |
| Chiller (HP) | 1.0 HP | 0.5 HP |
| Capacity (people) | 1 person | 1 person |
| Water volume (gal) | ~100 gal | 95 gal |
| Filtration | 20-micron filter | Dual-stage filtration |
| Sanitation | Ozone | Ozone |
| Noise (dB) | ~55 dB | ~54 dB |
| Electrical | 110V | 110V / 20A |
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Plunge
Best for All-in-one cold and contrast therapy with minimal upkeep
Renu Therapy
Best for Design-led buyers who want a long warranty