| Shell | Rigid omega-section vessel, acrylic arches | Rigid rectangular cabin, one sealed door | Rigid upright shell, curved glass front | Rigid horizontal cylinder, side viewport |
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| Working pressure | Up to 1.5 bar | 0.5–1.5 bar | 0.5–1.5 bar | Up to 1.0 bar |
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| Occupants | 1–4 | 2–6 | 1 | 1 |
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| Posture | Reclining seats, electrically adjusted | Reclining seats with screen arms | Upright seat | Fully flat, 180° |
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| Oxygen supply | Concentrator, 93 % (±3 %) | Concentrator, 93 % (±3 %) | Concentrator, 93 % (±3 %) | Concentrator, 93 % (±3 %) |
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| Plant | Compressor + air cooler + concentrator in a technical room | Same 3 units, sized for back-to-back sessions | Same 3 units, compact layout | Same 3 units, compact layout |
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| Power | Supply sized in the site layout | Supply sized in the site layout | Standard mains socket | Standard mains socket |
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| Session length | Set by the operator | Set by the operator | 45 minutes (manufacturer figure) | Set by the operator |
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| Typical site | Hotel spa, villa wellness suite, longevity centre | Clinic, longevity centre, group sessions | Treatment room, small studio, villa | Villa, studio, treatment room |
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