Fi Series 3 Smart Dog Collar — Premium GPS Integrated Collar
The Fi Series 3 is the most elegantly designed premium GPS tracker in this roundup — a fully integrated smart collar that combines GPS tracking, cellular connectivity and activity monitoring into a sleek collar design with no clip-on attachment required. Rated IP68 waterproof and built for swimming, rough play and all weather conditions. The base station charges the collar wirelessly at home while simultaneously switching to low-power mode — extending battery life to up to 10 days between charges. Awarded "Best GPS Tracker for Most Dogs" by PCMag and "Most Durable" in independent testing. 70% 5-star ratings on Amazon.
Pros
GPS fully integrated into collar — no attachment needed
Up to 10 days battery with base station
IP68 waterproof — built for swimming
Awarded Best GPS Tracker by PCMag
Most durable design in this roundup
Activity and sleep monitoring
Lost dog community network
Stylish design — available in multiple colors
Cons
AT&T network only — limited rural coverage in some US areas
Higher upfront cost — $149
Base station required for full battery benefit
Bulkier than clip-on trackers for small dogs
US only — no international coverage
Live tracking activation slightly slower than Tractive
Technical Specifications
Item Weight
77 Grams
Product Features
GPS
Network Connectivity Technology
Bluetooth, Cellular
Supported Application
Fi App
Editorial Reviews (1)
B
June 12, 2026
The Most Stylish and Durable Premium GPS Collar for Tech-Savvy Dog Owners
The Fi Series 3 appeals to a specific type of dog owner — one who wants premium technology without the visual compromise of a bulky clip-on device. The fully integrated collar design looks and feels like a high-end dog collar first and a GPS tracker second, which matters for owners who prioritise aesthetics alongside function.
The base station is a clever engineering solution — when the collar comes within range of home WiFi, it automatically switches to low-power mode and begins wireless charging, preserving battery for when it matters most. In practice this means most owners never need to manually charge the collar.
The durability credentials are genuinely premium — PCMag's "Most Durable" award reflects a collar built to handle swimming, rough terrain and active outdoor use without degradation. For high-energy breeds that would destroy lesser trackers, the Fi Series 3 is the logical choice.
The base station is a clever engineering solution — when the collar comes within range of home WiFi, it automatically switches to low-power mode and begins wireless charging, preserving battery for when it matters most. In practice this means most owners never need to manually charge the collar.
The durability credentials are genuinely premium — PCMag's "Most Durable" award reflects a collar built to handle swimming, rough terrain and active outdoor use without degradation. For high-energy breeds that would destroy lesser trackers, the Fi Series 3 is the logical choice.
Pets
Fi Series 3 Smart Dog Collar — Premium GPS Integrated Collar
~$149 + $8/month check current price
Price may vary. Always check the store for the latest price.