Fi’s smart collar combines cutting-edge GPS tracking with AI-driven activity monitoring to help pet owners stay connected with their pets. Its escape detection system sends instant alerts if your dog leaves a designated area. With a robust build and waterproof design, the Fi is built for adventurous pets. The latest Fi Series 3 and Fi Mini collars provide improved accuracy, smaller sizing for small dogs and cats, and longer battery life—lasting up to 3 months depending on usage.
Introduction
In today’s world, our pets are more than just companions—they’re cherished members of the family. With their safety, health, and well-being being top priorities, smart collars and GPS trackers have become indispensable tools for modern pet parents. These innovative devices go far beyond traditional collars, offering real-time location tracking, escape alerts, activity monitoring, and even health insights. Whether it’s preventing a curious dog from wandering too far, keeping an adventurous cat safe, or ensuring overall wellness, these smart solutions provide peace of mind and strengthen the bond between owners and pets.
Among the wide range of options available, Tractive, Fi, Whistle, Cube, and Halo Collar (Halo 4) stand out as leading brands. Each offers unique features—from Tractive’s global coverage and fitness tracking, to Fi’s AI-powered technology and extended battery life, to Whistle’s health-driven insights, Cube’s compact affordability, and Halo’s all-in-one GPS and training system. Together, they represent the best of what modern pet technology has to offer, helping pet owners choose the right solution based on lifestyle, needs, and budget.
1
Tractive
The Tractive GPS tracker combines real-time location tracking with advanced pet health monitoring. Its multi-network compatibility (LTE, Bluetooth, Wi-Fi) ensures uninterrupted coverage whether you’re in the city or countryside. The virtual fence feature provides instant alerts when pets leave a safe zone, while its waterproof and lightweight design makes it suitable for everyday wear. Tractive also helps monitor activity levels, calories burned, and sleep quality, making it both a fitness tool and a safety device.
A+
Overall Grade
4.9
10K+
Review
- Features
Real-time GPS tracking (live mode updates every 2–3 seconds)
Virtual fence alerts (safe zones)
Activity, fitness, and sleep monitoring
Multi-network coverage (LTE, Bluetooth, Wi-Fi)
Waterproof, lightweight, and durable
Global coverage in 175+ countries
- Benefit
Peace of mind knowing your pet’s location anytime
Prevents escapes with instant boundary alerts
Promotes better pet health through activity monitoring
Travel-ready with international support
Long-lasting durability for active pets
Pros :
✔ Reliable real-time tracking worldwide
✔ Activity + health insights in one device
✔ Affordable subscription options
Cons :
✘ Requires ongoing subscription
✘ Battery drains faster in live tracking mode
2
Fi
A-
Overall Grade
4.7
7.5K+
Review
- Features
AI-powered real-time GPS tracking
Escape alerts and geofencing
Step count and sleep monitoring
Long battery life (weeks to months)
Waterproof and chew-resistant design
Works with LTE-M networks for coverage
- Benefit
Superior tracking accuracy for pet safety
Monitors pet’s daily health metrics
Long-lasting battery reduces charging hassle
Sleek design suitable for small and large pets
Built tough for active lifestyles
Pros :
✔ Longest battery life among GPS collars
✔ AI-enhanced tracking accuracy
✔ Durable, waterproof build
Cons :
✘ Requires subscription plan
✘ Works best in LTE-M coverage areas
3
Whistle
Whistle combines location tracking with science-backed health insights, making it more than just a GPS collar. Beyond knowing your pet’s whereabouts, Whistle monitors behaviors such as scratching, licking, drinking, and sleeping, which can indicate potential health concerns. With the Whistle app, owners receive detailed reports and can even connect with veterinary professionals for guidance. It’s available in multiple models, from simple GPS trackers to advanced health monitors.
B+
Overall Grade
4.5
8K+
Review
- Features
Real-time GPS location tracking
Health monitoring (scratching, licking, drinking, sleeping)
Activity tracking and calorie burn data
Safe zone and escape alerts
Integration with vet insights and recommendations
Water-resistant and durable design
- Benefit
Helps detect early signs of health issues
Combines location safety with wellness tracking
Provides detailed reports for better pet care
Vet chat option adds professional guidance
Supports multiple pets with one app
Pros :
✔ Holistic pet care with GPS + health insights
✔ Vet access directly from the app
✔ User-friendly design for multiple pets
Cons :
✘ Requires subscription for premium features
✘ Battery drains faster with constant GPS use
4
Cube
Cube trackers are compact GPS devices that provide real-time location tracking with geofencing and history logging. Designed not only for pets but also for cars, bags, and valuables, Cube is a multi-purpose solution. Its pet version is lightweight and attaches securely to collars. Cube also offers Bluetooth models for short-range tracking and GPS versions for long-distance monitoring.
B-
Overall Grade
4.3
8.5K+
Review
- Features
Real-time GPS tracking
Geofencing and safe zone alerts
Location history and route tracking
Compact and lightweight design
Multi-use tracker (pets, vehicles, items)
Rechargeable battery with decent life
- Benefit
Affordable GPS tracking solution
Works across multiple applications
Lightweight for small pets
Easy setup and use with mobile app
Offers both Bluetooth and GPS options
Pros :
✔ Budget-friendly GPS tracker
✔ Lightweight and versatile
✔ Easy to use app and setup
Cons :
✘ Battery life shorter than premium brands
✘ No advanced health features
5
Halo Collar (Halo 4)
The Halo 4 Collar offers more than just location tracking—it’s a complete pet safety and training system. Using precision GPS, it allows owners to set up to 20 virtual fences that keep pets within safe zones without the need for physical barriers. Escape alerts are instant, while built-in training cues (sound, vibration, or gentle static) help reinforce boundaries. With a strong emphasis on safety, training, and freedom, the Halo 4 is a great fit for pet owners seeking an all-in-one solution.
C+
Overall Grade
4.0
6.5K+
Review
- Features
Real-time GPS tracking with high accuracy
Up to 20 customizable virtual fences
Escape alerts and instant notifications
Built-in training cues (sound, vibration, static)
Activity and behavior tracking
Durable, waterproof build
- Benefit
Combines GPS tracking with training tools
Allows pets to roam safely without fences
Supports consistent behavior reinforcement
Gives peace of mind with multiple safe zones
Durable and weather-resistant for outdoor use
Pros :
✔ All-in-one GPS + fencing + training collar
✔ Multiple safe zones for flexibility
✔ Effective training integration
Cons :
✘ Expensive compared to other collars
✘ Requires subscription for GPS services
Summary Conclusion
Smart collars and GPS trackers are no longer luxury gadgets—they are essential tools for ensuring pet safety, monitoring health, and giving owners peace of mind. As pets explore the world around them, these devices act as a protective layer, helping prevent escapes, locating them quickly if they wander, and providing valuable insights into their daily activity and well-being.
Among the leading choices, Tractive shines with its worldwide coverage and balanced mix of health and safety features, making it a reliable option for frequent travelers and active pets. Fi sets itself apart with its unmatched battery life and AI-driven tracking, ideal for owners who want long-lasting performance and precise alerts. Whistle takes a holistic approach, combining GPS with behavioral and health monitoring, perfect for those who want deeper insights into their pet’s wellness. Cube offers a simple, versatile, and budget-friendly solution that works not only for pets but also for personal items and vehicles. Finally, the Halo Collar (Halo 4) delivers a premium, all-in-one solution with advanced GPS, training, and virtual fencing—ideal for owners who want both freedom and control for their dogs.
Each brand brings unique strengths, catering to different lifestyles and needs. Whether you prioritize affordability, advanced health tracking, powerful training tools, or long battery life, there is a smart collar that fits your requirements. By investing in the right GPS tracker, pet owners can enjoy greater peace of mind while giving their furry companions the safety, freedom, and care they deserve.

