new Garmin CIRQA PRO Leaked – is this the SmO2 sensor?

Garmin CIRQA vs Amazfit Helio Whoop MG Fitbit Air top view
Non-Pro version shown

A Garmin CIRQA Smart Band Pro has leaked from code found in Garmin Connect. The details document a new second button and a speaker. Garmin CEO Cliff Pemble hinted at wearables beyond the wrist on the Q2 2026 earnings call, and a family of CIRQA products is taking shape.

How is it different from the current CIRQA?

The Pro has two physical buttons: one to start and stop workouts. The other plays audio like workout stats, adjusts volume, and, when held down, calls for assistance. This is documented in the leak.

What new health features could it have?

The Pro version, released so soon after the original CIRQA, has to have a significant new feature to justify the name; likely, it would also be based on the Elevate Gen 5 sensor (the original uses Gen 4.1)

  • Muscle fatigue tracking. Garmin registered the name Muscle Battery, a score for how depleted your muscles are, before it registered the CIRQA name. The Garmin app is already built to store that kind of reading. However, the sensor needs to sit directly on the working muscle, which means an athlete monitoring several muscle groups would need several sensors. On that basis, this site discounts it as the primary Pro differentiator.
  • Emotional stress tracking. Garmin’s own registration documents in the US, Canada and the UK describe CIRQA measuring emotional stress separately from physical stress. The standard band launched without it. It works by reading sweat through the skin and can tell a hard session from a stressful day at work, which heart rate alone cannot.

Is there a hardware filing?

Garmin filed a new fitness device for regulatory approval in Indonesia on 10 September, the same day the Pro name appeared in the app. It could be an unrelated product, but it is a strange coincidence.

When could it launch?

The September filing points to a launch before Christmas. January is a popular alternative launch window.

Pro speculation

  • Elevate Gen 5 with ECG is the most likely sensor upgrade. Garmin uses it in its more expensive watches, and its absence from the original CIRQA was a genuine surprise. ECG on its own isn’t a big deal for most athletes, but moving to Gen 5 brings accuracy improvements across all metrics and gives Garmin the option to enable ECG.
  • Emotional stress tracking is the most interesting candidate. It was in the trademark filings, it was expected before launch, and the original shipped without it. A Pro band is the right test bed before rolling it out across the watch range. Buttons that let you hear your stress score without looking at your phone actually make some sense for this feature.
  • Muscle fatigue (SmO2) would fit the Pro name but gets discounted here. An athlete monitoring multiple muscle groups would need several sensors, and two buttons on each one feels off. The hardware and timing case is strong, but the use case logic is awkward.

What could it cost?

The standard band is $199.99 / £179.99 / €199.99. The Pro would likely land at $249 to $299.

Sources: Gadgets & WearablesGarmin News.

Quick answers

Is the Garmin CIRQA Smart Band Pro confirmed?
Garmin has not announced it. The name has appeared in the Garmin Connect app, along with clues pointing to two buttons and a speaker.


What would the Pro add?
A second button and spoken stats. It may also track muscle fatigue or emotional stress, which the current band lacks.


When might it launch?
No date is confirmed. A September regulatory filing in Indonesia points to before Christmas, with January as the alternative.


What would it cost?
No price is confirmed. The standard band is $199.99, so $249 to $299 is a reasonable estimate for a Pro with extra sensors.


Would the CIRQA Pro replace the standard band?
No. The standard band is already on sale and is not going anywhere. The Pro would sit above it as a more capable, higher-priced option.


Does the CIRQA Pro have ECG?
Not confirmed. The original CIRQA uses the older Elevate Gen 4.1 sensor and has no ECG. If the Pro upgrades to Elevate Gen 5, ECG becomes possible, though Garmin could still choose to disable it as it did on the Index Sleep Monitor.

 

Last Updated on 10 September 2026 by the5krunner


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