Devices · 3h ago
Garmin Cirqa heart rate accuracy tested against gold standard strap
The Garmin Cirqa, a Fitbit Air rival, was tested against a medical-grade ECG heart rate strap. Early results show the Cirqa's optical sensor closely matches the strap's readings during steady-state exercise. However, accuracy dropped during high-intensity intervals and rapid heart rate changes.
Meridian48 take
Garmin's Cirqa performs well for casual fitness tracking but still lags behind chest straps for serious athletes—a common limitation for wrist-based optical sensors.
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Is Garmin Cirqa good? I wanted to know if Garmin’s Fitbit Air rival is accurate — so I tested it against a 'gold standard' electrical heart rate strap →
TechRadar
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