Which Garmin watches use Connect IQ? Let’s start with the devices you can actually use with Garmin Connect IQ, which includes sports watches, smartwatches and bike computers. I love my Garmin Forerunner 610! Its satellite signal acquisition is decent, and it’s been working without major failure for almost four years for me. Given the temperate weather in Northern California, it is not exposed to extreme conditions. Garmin has announced the…