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US model overview

COROS Heart Rate Monitor

An optical heart rate armband. The gray standard version on this page fits an 18–32 cm arm and transmits by Bluetooth.

COROS optical sensor with its gray heart rate armband
COROS Heart Rate Monitor. Manufacturer photo.

Features and intended use

Sensor
Optical heart rate sensor worn on the upper arm.
Variant
Gray, standard. COROS lists 18–32 cm (7.09–12.6 inches).
Connectivity
Up to three simultaneous Bluetooth connections with compatible devices. Your receiver must support external Bluetooth heart rate sensors.
Battery
Rechargeable using a magnetic cable. COROS lists up to 38 hours of continuous operation.

COROS vs. Polar Verity Sense

COROS vs. Polar Verity Sense
FeatureCOROS Heart Rate MonitorPolar Verity Sense
ProtocolBluetooth.Bluetooth and ANT+.
Rated battery lifeUp to 38 hours.Up to 20 hours.
FitUpper arm, 18–32 cm with the standard band.Armband or swimming goggles clip, depending on how you use it.

What to check before buying

Check the receiving device

If your equipment accepts ANT+ only, choose a sensor that broadcasts on that protocol. Also verify that your watch or app accepts external heart rate sensors.

Check the band size

The listing is for the gray standard band. Measure your arm where the sensor will sit.

Related guides

Sources