Sun Home Cold Plunge Pro Apex vs Plunge All-In
Plunge All-In both scores highest and costs the least here — a clear pick unless a specific rival spec matters more to you.
Minimum temperature:Sun Home Cold Plunge Pro Apex
| 2 products |  Sun Home Saunas Sun Home Cold Plunge Pro Apex |  Plunge Plunge All-In |
|---|---|---|
| Price | $14,999 | $8,640 |
| Overall score | 7.9 | 8.5 |
| Minimum temperature (°F) | 28 °F | 37 °F |
| Chiller (HP) | — | 1.0 HP |
| Capacity (people) | 1 person | 1 person |
| Water volume (gal) | 180 gal | ~100 gal |
| Filtration | — | 20-micron filter |
| Sanitation | Ozone & UV | Ozone |
| Noise (dB) | — | ~55 dB |
| Electrical | 120V / 12A GFCI · NEMA 5-15P | 110V |
Sun Home Saunas
Sun Home Cold Plunge Pro Apex
Best for Ice-bath purists chasing the coldest stated temperatures
$14,999$15,599
Plunge
Plunge All-In
Best for All-in-one cold and contrast therapy with minimal upkeep
$8,640$9,990
We may earn a commission when you purchase through links on our site. This does not influence our scoring methodology or recommendations.
More cold plunges comparisons
Guides that help
Guide · 13 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 · 8 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.