GPS Dog Collar Medium Blue - Fi Series 3+ Smart Tracker

Our review of the Fi Series 3+ Smart Dog Collar finds it best suited for owners who want reliable, nationwide location tracking and deeper health insights for medium dogs. The biggest reason to consider this collar is its improved GPS performance and nationwide real-time tracking, which deliver faster location fixes and instant escape alerts through Lost Dog Mode. Setup is aimed at everyday dog owners rather than tech experts, and the included six month membership makes it easy to start monitoring location, activity, and health without an immediate subscription cost.

Key Features

• Enhanced GPS: 2x improved GPS performance provides faster, more reliable location updates so owners can find a roaming dog more quickly.
• Nationwide Coverage: Real-time tracking across the country removes typical range limits and keeps a dog locatable whether in town or on long drives.
• Health Monitoring: AI powered activity and rest tracking records walking, sleeping, barking, scratching and eating for broader pet health insights.
• Durable, Waterproof Design: IP68 waterproofing and a 400 lb tug rating make the collar ready for rough play and wet adventures.
• Long Battery Life: Up to three months of battery life reduces the frequency of charging during regular use, helping owners stay hands-off.
• Integrated Records and Tools: Stores vet records securely and offers Apple Watch integration plus an AI Companion for personalized care tips.

Who It's For

This collar is ideal for owners of medium-sized dogs who prioritize fast, nationwide GPS tracking and added health visibility. It suits active households that want a rugged, waterproof collar they can wear on hikes, swims, and long outings while keeping vet records and activity data in one place.

It may be less well matched to owners who need a pure training device or those who expect flawless GPS accuracy in every environment; customer feedback shows mixed experiences with functionality and spotty accuracy in certain situations, so buyers who need absolute precision in dense urban or heavily wooded areas should research placement and expectations.

Pros & Cons

Pros

• Strong tracking capability with improved GPS performance for quicker location fixes.
• Good build quality and durability, including waterproofing and high tug resistance.
• Valuable health and activity monitoring that adds peace of mind beyond location alone.

Cons

• Some users report mixed accuracy or functionality in specific environments, so results can vary.
• Advanced features rely on the membership for full access after the included six month period.

Specifications

Our Verdict

The Fi Series 3+ Medium Blue is a strong choice for medium-dog owners who want dependable nationwide GPS tracking plus meaningful health insights at a fair value, especially with six months of membership included. While a few buyers report variable GPS accuracy in challenging environments, the collar's durability, battery life, and activity monitoring make it a practical, long-term safety and wellness tool for most active dogs.

Frequently Asked Questions

Does the collar work nationwide?
Yes, the Series 3+ offers nationwide real-time GPS tracking with no range limits.

How long is the battery life?
Expected battery life is up to three months under normal usage patterns.

Is it waterproof for swimming?
Yes, the collar is rated IP68 and is designed for wet conditions and water exposure.