Garmin announced the Cirqa on July 21, and Qalo followed with the SL-1 on September 29. Both bands cost approximately $200 without requiring a paid subscription, differing from Whoop's model, which includes a membership starting at $199 per year.

Qalo claims the SL-1 offers 12 or more days of battery life, while Garmin lists the Cirqa at up to 10 days. The Cirqa has a 5 ATM water rating, whereas Qalo's SL-1 is rated for 10 meters of water resistance.