Renu Therapy Cold Stoic 3.0 leads on our weighted scoring by 0.5 points over Sun Home Cold Plunge Pro Apex. Renu Therapy Cold Stoic 3.0 costs $3,600 less — about 24% — so the question is whether what Sun Home Cold Plunge Pro Apex adds is worth that to you. They separate most on price (Renu Therapy Cold Stoic 3.0), overall score (Renu Therapy Cold Stoic 3.0) and minimum temperature (Sun Home Cold Plunge Pro Apex) — those are the rows worth reading closely. In short: Renu Therapy Cold Stoic 3.0 for design-led buyers who want a long warranty; Sun Home Cold Plunge Pro Apex for ice-bath purists chasing the coldest stated temperatures.
| 2 products | ![]() Sun Home Saunas Sun Home Cold Plunge Pro Apex | ![]() Renu Therapy Renu Therapy Cold Stoic 3.0 |
|---|---|---|
| Price | $14,999 | $11,399 |
| Overall score | 7.9 | 8.4 |
| Minimum temperature (°F) | 28 °F | 37 °F |
| Chiller (HP) | — | 0.5 HP |
| Capacity (people) | 1 person | 1 person |
| Water volume (gal) | 180 gal | 95 gal |
| Filtration | — | Dual-stage filtration |
| Sanitation | Ozone & UV | Ozone |
| Noise (dB) | — | ~54 dB |
| Electrical | 120V / 12A GFCI · NEMA 5-15P | 110V / 20A |
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Sun Home Saunas
Best for Ice-bath purists chasing the coldest stated temperatures
Renu Therapy
Best for Design-led buyers who want a long warranty