It's not limited to just offline products, but Mozilla makes a shopping guide every year where it rates the privacy impact of products including, it seems, robo

It's not limited to just offline products, but Mozilla makes a shopping guide every year where it rates the privacy impact of products including, it seems, robo vacuum cleaners: https://foundation.mozilla.org/en/privacynotincluded/ https://foundation.mozilla.org/en/privacynotincluded/