Testing luggage trackers (Vietnam)

I am testing the popular luggage trackers across multiple cities. In terms of accuracy, the ranking so far is: 1. Apple AirTag, 2. Samsung SmartTag, and 3. Chipolo (running on Google’s Find network). I found the accuracy is proportional to the time the individual networks have been operational with Apple’s AirTag most accurate so far. I expect them to reach parity soon. Though in this particular…