Location distance, accuracy, and timeliness are the most essential features of a good dog locating device. The more adventurous the dog is, the more dirt-proof and waterproof the tracker must be. Known for having these qualities, these dog trackers are both having good reviews from several pet parents. PetFON vs. Fi Dog Collar. Let the comparison begin!
Main Features
- The PetFON Smart Tracker features a virtual fence called Geo-Fence that lets you customize certain places as a safe zone and danger zone for your dogs.
- The company has integrated an advanced wireless technology that lets you monitor your dog in urban areas for up to 0.65 miles and in open areas for up to 3.5 miles.
- PetFON allows for multiple dogs tracking (up to three).
- PetFON does not require cellular signal or SIM cards for the device to function accordingly.
- PetFON features its Radar technology which is the one that lets you search and locate your dog without the use of GPS networks.
- This brand also features real-time tracking of your dogs through their GPS and Glonass technology.
- PetFon does not require any subscription fees therefore once purchased, you will be able to enjoy the full capacity of this device.
PetFON
- The PetFON Smart Tracker features a virtual fence called Geo-Fence that lets you customize certain places as a safe zone and danger zone for your dogs.
- The company has integrated an advanced wireless technology that lets you monitor your dog in urban areas for up to 0.65 miles and in open areas for up to 3.5 miles.
- PetFON allows for multiple dogs tracking (up to three).
- PetFON does not require cellular signal or SIM cards for the device to function accordingly.
- PetFON features its Radar technology which is the one that lets you search and locate your dog without the use of GPS networks.
- This brand also features real-time tracking of your dogs through their GPS and Glonass technology.
- PetFon does not require any subscription fees therefore once purchased, you will be able to enjoy the full capacity of this device.
Both GPS dog collars have Geo-fence that is really important in setting the boundaries and alarm when the dog is in a danger zone. The good thing is they make the most out of wireless technology. PetFON for Radar and Glonass technology, and Fi collar for using LTE-M network and the Lost Dog mode.
Design
PetFON Smart Dog GPS Tracker comes in an elegant box with two modules inside: one for the dog owner (controller) and the other module for your pup (tracker).
PetFON
PetFON Smart Dog GPS Tracker comes in an elegant box with two modules inside: one for the dog owner (controller) and the other module for your pup (tracker).
Activity and Fitness Tracking
PetFon also features a tracking fitness which monitors your dogs the way how Fitbits work for humans. The device trackers your dog’s steps, distance traveled, and the duration.
PetFON
PetFon also features a tracking fitness which monitors your dogs the way how Fitbits work for humans. The device trackers your dog’s steps, distance traveled, and the duration.
GPS Location Tracking Features
PetFON Smart GPS Dog Tracker uses GPS, WiFi, Bluetooth and Wireless Technologies for a better and more accurate real-time location tracking of your dogs.The long distance wireless technology allows you to track your pups at a range of up to 3.5 miles, but keep in mind that this range is only applicable in open areas.PetFON also features the Radar technology which lets you track your pups even without GPS coverage, which is very useful and convenient, in case you get lost in a place where GPS does not reach.
PetFON
PetFON Smart GPS Dog Tracker uses GPS, WiFi, Bluetooth and Wireless Technologies for a better and more accurate real-time location tracking of your dogs.The long distance wireless technology allows you to track your pups at a range of up to 3.5 miles, but keep in mind that this range is only applicable in open areas.PetFON also features the Radar technology which lets you track your pups even without GPS coverage, which is very useful and convenient, in case you get lost in a place where GPS does not reach.
Durability
PetFON dog GPS tracker is IP65 rated which means it is waterproof and dustproof, ideal for playful and adventurous pups out there.
The Fi tracker has an IP68 dirt-proof and waterproof rating which was proven and tested by completely immersing the device 1.5 meters (around 4 feet 11 inches) deep in water for 30 minutes, and also tested its resistance to saltwater. Its aluminum faceplate armor and internal metal armor reinforcement makes it more resistant to bites and unavoidable chewing.
PetFON
PetFON dog GPS tracker is IP65 rated which means it is waterproof and dustproof, ideal for playful and adventurous pups out there.
Fi
The Fi tracker has an IP68 dirt-proof and waterproof rating which was proven and tested by completely immersing the device 1.5 meters (around 4 feet 11 inches) deep in water for 30 minutes, and also tested its resistance to saltwater. Its aluminum faceplate armor and internal metal armor reinforcement makes it more resistant to bites and unavoidable chewing.
Smartphone App
The PetFON app is compatible with any iOS or Android smartphones, and is quite easy to use. The default view will show you the map, you and your dog’s locations, and daily history. PetFON also has a virtual Geo-fence feature and the app lets you set up a safe zone for your pup to enjoy hanging out in and also make changes to your designated safe zones. This device also allows you to track up to three dogs at a time using only one app and one controller and three separate tracking modules for your pups. Although the package only comes with one module each for the dog owner and the pup, you can just buy two more separately.
PetFON
The PetFON app is compatible with any iOS or Android smartphones, and is quite easy to use. The default view will show you the map, you and your dog’s locations, and daily history. PetFON also has a virtual Geo-fence feature and the app lets you set up a safe zone for your pup to enjoy hanging out in and also make changes to your designated safe zones. This device also allows you to track up to three dogs at a time using only one app and one controller and three separate tracking modules for your pups. Although the package only comes with one module each for the dog owner and the pup, you can just buy two more separately.
Pricing and Subscription Plans
The best thing about PetFON Smart Dog GPS Tracker is that it does not require any monthly fees for you to be able to fully enjoy the features this wonderful app provides. Once purchased, you are free to use all the features that this brand offers.
PetFON
The best thing about PetFON Smart Dog GPS Tracker is that it does not require any monthly fees for you to be able to fully enjoy the features this wonderful app provides. Once purchased, you are free to use all the features that this brand offers.
The Winner: Fi Collar
Both smart collars can serve as fitness trackers but Fi can monitor your dog’s health daily, weekly and monthly, Although PetFON can work without GPS coverage, Fi collar’s tracking is accurate even as far as 7 ft. radius, it is the first one using the LTE-M to monitor your pooch even when you are not around with your dog. Its red flashing LED light is a big help especially when your dog is out at night. The escape detection and effective alarm are the features that are important when pet parents are away from their furry friends. Fi is featured on several well-known sites such as Forbes, Business Insider, PCMag.com, and Engadget.
IMPORTANT NOTE: If you found this comparison helpful and decided on buying Fi, I would highly appreciate if you use my referral link for purchasing. I will receive a small commission at no cost to you. It will keep me motivated to buy expensive dog gadgets, properly test them and provide unbiased reviews.
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Mark is a Boston University graduate and former electrical engineer. In 2017, he decided to combine his tech knowledge with his love for dogs. He spent a year familiarizing himself with the latest GPS tracking collars, invisible fences, and other hot pet gadgets before he wrote his first product review. After selling Technobark, Mark remained a writer and consultant but spends more time on his other passion now: raising and training his growing family of dogs.
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If you click this link and make a purchase, we earn a commission at no additional cost to you. 2026-06-23
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