Cold plunge · Compare
Hydragun Supertub vs Inergize Cold Plunge
The Inergize scores a little higher on the strength of verified specs and ozone water care, but the Hydragun Supertub is cheaper and reaches a colder minimum (around 34 F versus 37 F). Either is a strong value next to the premium cabinets.
Both are affordable ways to get a real built-in chiller rather than an ice-only tub. The Hydragun Supertub is the cheaper of the two and reaches a colder minimum; the Inergize bundles ozone water care and is one of the few units we have verified against primary sources.
| $2,999 | Price | $3,290 |
| yes | Built-in chiller | yes |
| 34 F | Min temperature | 37 F |
| ~$200 | Running cost/yr | ~$330 |
| ozone, filtration | Water care | ozone, UV, filtration |
| 80 gal (all in one) | Capacity | 90 gal (all in one) |
Score breakdown
| 10.0 | Cooling30% | 10.0 |
| 7.0 | Water Care20% | 10.0 |
| 10.0 | Build & Insulation15% | 10.0 |
| 7.0 | Value20% | 7.0 |
| 3.0 | Practical15% | 3.0 |
FAQ
- Which gets colder?
- The Hydragun Supertub lists a lower minimum, around 34 F, versus about 37 F for the Inergize. Both are well within normal cold-plunge range.