Question 1

Which is better, Fi Series 3 Smart Collar or Tractive GPS Dog 4?

Accepted Answer

Based on our testing, the Fi Series 3 Smart Collar scores higher overall at 9.3/10. The Fi Series 3 Smart Collar scored 9.3/10 and the Tractive GPS Dog 4 scored 9.1/10 in our Best Dog GPS Trackers 2026 evaluation.

Question 2

Is the Fi Series 3 Smart Collar worth it over the Tractive GPS Dog 4?

Accepted Answer

The Fi Series 3 Smart Collar scores 9.3/10 while the Tractive GPS Dog 4 scores 9.1/10. The Fi Series 3 Smart Collar is our "Best Overall" pick in the Best Dog GPS Trackers 2026 category.

Fi Series 3 Smart Collar vs Tractive GPS Dog 4: Which to Buy?