{"slug":"fitbit-air","name":"Fitbit Air","domain":"fitbit.com","verdict":"As of 2026-07-07, ChatGPT, Claude, Gemini, Grok collectively rank Fitbit Air #8 of 9 for fitness tracker. Source: https://modelsagree.com/product/fitbit-air (modelsagree.com, CC BY 4.0).","best_rank":8,"categories":1,"entries":[{"slug":"best-fitness-tracker","title":"Best fitness tracker","rank":8,"of":9,"score":2,"appearances":2,"modelRanks":{"Gemini":5,"Grok":5},"reason":"A highly affordable $99 screenless tracker with a comfortable 24/7 design, heart health alerts, and integration with the AI-powered Google Health Coach.","reasons":[{"model":"Gemini","reason":"A highly affordable $99 screenless tracker with a comfortable 24/7 design, heart health alerts, and integration with the AI-powered Google Health Coach."},{"model":"Grok","reason":"Innovative ultra-light screenless design for seamless all-day wear, strong core accuracy in heart rate and sleep, over 7-day battery life and helpful AI-powered coaching via Google Fitbit app."}],"fixes":[{"model":"Gemini","fix":"Include built-in GPS to allow phone-free outdoor workout tracking."},{"model":"Grok","fix":"Add stronger automatic workout detection and basic real-time glanceable feedback during activities."}],"updated":"2026-07-07","rank_history":{"days":["2026-06-30","2026-07-07"],"ranks":[7,5]},"api":"https://modelsagree.com/api/v1/best/best-fitness-tracker.json"}],"page":"https://modelsagree.com/product/fitbit-air","check":"https://modelsagree.com/check?q=Fitbit%20Air","updated":"2026-08-10T18:18:45.051Z","attribution":"modelsagree.com, CC BY 4.0"}