Sun Home Cold Plunge Pro Apex vs Plunge Pro
Plunge Pro leads on our weighted scoring by 0.4 points over Sun Home Cold Plunge Pro Apex. Plunge Pro costs $6,009 less — about 40% — so the question is whether what Sun Home Cold Plunge Pro Apex adds is worth that to you. They separate most on price (Plunge Pro), overall score (Plunge Pro) and minimum temperature (Sun Home Cold Plunge Pro Apex) — those are the rows worth reading closely. In short: Plunge Pro for buyers who want a commercial-grade separate chiller; Sun Home Cold Plunge Pro Apex for ice-bath purists chasing the coldest stated temperatures.
Minimum temperature:Sun Home Cold Plunge Pro Apex
| 2 products |  Sun Home Saunas Sun Home Cold Plunge Pro Apex |  Plunge Plunge Pro |
|---|---|---|
| Price | $14,999 | $8,990 |
| Overall score | 7.9 | 8.3 |
| Minimum temperature (°F) | 28 °F | 37 °F |
| Chiller (HP) | — | 1.0 HP (Pro Chiller Gen 2) |
| Capacity (people) | 1 person | 1 person |
| Water volume (gal) | 180 gal | ~105 gal |
| Filtration | — | Micron filter |
| Sanitation | Ozone & UV | Ozone |
| Noise (dB) | — | ~57 dB |
| Electrical | 120V / 12A GFCI · NEMA 5-15P | 110V |
We may earn a commission when you purchase through links on our site. This does not influence our scoring methodology or recommendations.
Sun Home Saunas
Sun Home Cold Plunge Pro Apex
Best for Ice-bath purists chasing the coldest stated temperatures
$14,999$15,599
More cold plunges comparisons
Guides that help
Guide · 5 min readHow to choose a cold plunge: the complete 2026 buying guideThe decisions that actually matter — chilling power, maintenance, indoor vs outdoor, size and budget — and how to weigh them before spending thousands.Guide · 2 min readWhat does a cold plunge cost to run?Electricity, water, ice and maintenance add up differently for chilled tubs versus ice barrels. Here's a realistic picture of the ongoing cost.