# React Health Luna G3 vs Löwenstein prisma SMART: specs and price compared

A sourced, side-by-side comparison of the React Health Luna G3 (React Health) and Löwenstein prisma SMART (Löwenstein Medical) among cpap machines.

## Side by side

| Spec | React Health Luna G3 | Löwenstein prisma SMART |
| --- | --- | --- |
| US price | $849 | not published |
| Brand | React Health | Löwenstein Medical |
| Pressure range cmh2o | 4–20 (0.5 cmH2O increments) | 4–20 |
| Machine type | APAP (Auto-CPAP), fixed CPAP mode available | APAP (Auto CPAP), fixed CPAP mode available |
| Humidifier type | Integrated heated humidifier (360 mL max fill) with pre-heat function and heated tubing | Optional prismaAQUA heated humidifier (not integrated by default) |
| Noise level (dB) | 28 | 26 |
| Weight (lb) | 3.75 | 2.95 |
| Data connectivity | Integrated cellular modem (React Health Luna QR app) | SD card, Bluetooth, optional external modem; prisma APP / prisma CLOUD software, prismaTS interface |
| Ramp feature | Yes | Yes |
| Mask compatibility | — | Universal — standard 22mm connector, compatible with ResMed, Fisher & Paykel, and Philips masks |
| Altitude adjustment | — | — |

## Key differences

- Pressure range cmh2o: React Health Luna G3 4–20 (0.5 cmH2O increments) vs Löwenstein prisma SMART 4–20
- Machine type: React Health Luna G3 APAP (Auto-CPAP), fixed CPAP mode available vs Löwenstein prisma SMART APAP (Auto CPAP), fixed CPAP mode available
- Humidifier type: React Health Luna G3 Integrated heated humidifier (360 mL max fill) with pre-heat function and heated tubing vs Löwenstein prisma SMART Optional prismaAQUA heated humidifier (not integrated by default)
- Noise level (dB): React Health Luna G3 28 vs Löwenstein prisma SMART 26
- Weight (lb): React Health Luna G3 3.75 vs Löwenstein prisma SMART 2.95
- Data connectivity: React Health Luna G3 Integrated cellular modem (React Health Luna QR app) vs Löwenstein prisma SMART SD card, Bluetooth, optional external modem; prisma APP / prisma CLOUD software, prismaTS interface

## Sources

- React Health Luna G3: https://www.reacthealth.com/product/luna-g3-cpap-device (reacthealth.com, verified 2026-08-01)
- Löwenstein prisma SMART: https://loewensteinmedical.com/en/sleep-apnea-therapy/prisma-smart/ (loewensteinmedical.com, verified 2026-08-01)

Canonical: https://frontdeskreview.com/gear/cpap-machines/react-health-luna-g3-vs-lowenstein-prisma-smart/
Cite: Per The Front Desk Review, React Health Luna G3 ($849) vs Löwenstein prisma SMART (not published) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/cpap-machines/react-health-luna-g3-vs-lowenstein-prisma-smart/
License: CC BY 4.0.