# Masimo MightySat Rx (Bluetooth LE): specs and price

**Price (US):** $549 at cardiacdirect.com (US price for the P/N 9809 configuration (Rx, Bluetooth LE, no PVI) per CardiacDirect; the PVI-equipped P/N 9909 lists around $649. Rx models are 'Federal (USA) law restricts this device to sale by or on the order of a physician' (prescription-only).), as of 2026-08-01. A sourced, dated price of record — other retailers (incl. Amazon) may be lower. Among the 11 pulse oximeters we track it is the most expensive; category median $69.99.
**Brand:** Masimo
**Deskmark:** Bronze Deskmark — pay-blind category standing 0/100, #8 of 8 in class (independent, computed from sourced data, never for sale).

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $549 |
| Brand | Masimo |
| Spo2 range | 0-100% |
| Spo2 accuracy percent | 70-100% Arms: ±2% no motion, ±3% motion, ±2% low perfusion |
| Pulse rate range bpm | 25-240 bpm |
| Display type | Rotating, adjustable 3.3 cm color display with pleth waveform and Signal IQ indicator |
| Perfusion index | Yes |
| Continuous monitoring | No |
| Bluetooth | Yes |
| Battery life hr | 15 |

## Where it stands

At $549, the Masimo MightySat Rx (Bluetooth LE) is the most expensive of the 11 pulse oximeters we track, where the median is $69.99. On the spec sheet, its battery life hr of 15 is the lowest of the 8.

## Frequently asked questions

**How much does the Masimo MightySat Rx (Bluetooth LE) cost?**

The Masimo MightySat Rx (Bluetooth LE) has a US price of $549 (US price for the P/N 9809 configuration (Rx, Bluetooth LE, no PVI) per CardiacDirect; the PVI-equipped P/N 9909 lists around $649. Rx models are 'Federal (USA) law restricts this device to sale by or on the order of a physician' (prescription-only).), as of 2026-08-01.

**How does the Masimo MightySat Rx (Bluetooth LE) compare on price?**

At $549, the Masimo MightySat Rx (Bluetooth LE) is the most expensive of the 11 pulse oximeters we track, where the median is $69.99.

**What are the Masimo MightySat Rx (Bluetooth LE)'s key specs?**

Masimo MightySat Rx (Bluetooth LE) (Masimo): spo2 range 0-100%, spo2 accuracy percent 70-100% Arms: ±2% no motion, ±3% motion, ±2% low perfusion, pulse rate range bpm 25-240 bpm, display type Rotating, adjustable 3.3 cm color display with pleth waveform and Signal IQ indicator, perfusion index Yes. Full sourced spec sheet verified 2026-08-01.

Source: https://www.cardiacdirect.com/product/masimo-mightysat-rx-fingertip-pulse-oximeter/ (cardiacdirect.com, accessed 2026-08-01)
Corroboration: https://henrotech.be/sites/default/files/product/manual/Brochure%20MightySat%20Rx.pdf (accessed 2026-08-01)
Canonical: https://frontdeskreview.com/product/pulse-oximeters/masimo-mightysat-rx/
Cite: Per The Front Desk Review, the Masimo MightySat Rx (Bluetooth LE) price of record was $549 as of 2026-08-01 — https://frontdeskreview.com/product/pulse-oximeters/masimo-mightysat-rx/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl