Tractive vs Fi Series 3: GPS Dog Tracker Head-to-Head Comparison (2026)
With Whistle shutting down in August 2025 after Tractive acquired them, the GPS dog tracker market is now effectively a two-horse race: Tractive and Fi. Both offer live GPS tracking, virtual fences, health monitoring, and activity tracking — but they take very different approaches. We dug into the specs, real-world reviews, and user reports to compare them head-to-head. Here’s the honest breakdown. Quick Comparison Feature Tractive GPS Dog 6 Fi Series 3+ Price (device) ~$70 CAD ~$150 CAD (incl. collar band) Subscription $6.50–$13/mo CAD $8–$16/mo USD GPS Update Frequency Every 2–3 seconds (live mode) Every 60 seconds (standard) Battery Life 5–7 days typical 2–3 months (daily tracking) Cellular Network Multi-carrier (LTE-M) AT&T LTE-M only Health Monitoring Heart rate, respiratory rate, bark monitoring Activity, sleep, AI behavior detection Water Resistance IPX7 (fully waterproof) IP68 (waterproof) Weight 35g 25g (module only) Collar Integration Attaches to any collar Integrated collar with swappable bands Coverage 175+ countries US & Canada only GPS Tracking: Tractive Wins Clearly This is the core job of a GPS tracker, and Tractive beats Fi by a wide margin on tracking accuracy and frequency. ...