Garmin Astro 320 VS Fi

UPDATED Jan. 2025
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This detailed Fi vs. Garmin Astro 320 comparison lets you quickly discover whether you should entrust Fi or Garmin Astro 320 with keeping your furry friend safe. Scroll down for a complete overview of their crucial features and find out which of these two pet trackers constitutes a better choice overall.

Fi Tracker
Advanced Pet Tracker With A Battery Life Of Up To 3 Months
VS
Garmin Astro 320
Exceptionally Advanced GPS Dog Tracker

Highlights

Fi Tracker
Fi tracker is a dog tracker designed to determine your pet's coordinates, help you locate him or her in case of a potential escape, and monitor his or her activity levels and daily, weekly, and monthly step goals.
  • GPS tracking through the LTE-M network + 3-month battery life
  • Wi-Fi and Bluetooth connectivity/Lost Dog Mode with red LED
  • Works in all US states and comes in 4 different sizes
  • Price: $149.00
  • Shipping: $
Garmin Astro 320
Garmin Astro 320 is an advanced GPS dog tracker that offers more useful features than virtually any pet tracker available. It is highly accurate, fast, and most importantly, perfectly reliable.
  • Accurate within 12 feet, location updated every 5 seconds
  • Communication range of up to 9 miles in open, flat spaces
  • Incredible range of advanced and special tracking features
  • Price: $449.99
  • Shipping: $$5 to $28 *
*Shipping does not come free of charge and significantly varies depending on location

Compare Features

Fi Tracker
Highlights
Fi tracker is a dog collar infused with numerous modern technologies, including GPS tracking, geo-fencing, and Bluetooth and Wi-Fi connectivity. It features a durable, chew-proof design with an IP-68 waterproof rating. Fi tracker uses the LTE-M network and provides you with global coverage. The battery can last up to 3 months.
Type
GPS Pet Tracker
Design
Fi tracker sports a sturdy, chew-proof design with the GPS tracking module located on the part that goes on your pet’s neck so that it can always face the sky for optimal signal coverage. The tracking module is held in place by a nylon band so you should not rely on Fi as a link for your dog’s leash. The collar comes with an IP-68 waterproof rating, which means it can even withstand salt water.
Available Sizes
Fi tracker comes in 3 different sizes: - S - Neck <13”; - M – 13.5” - 16.5”; - L – 16" - 22.5”; - XL – 22" - 34.5”.
Suitable For Cats
Durability
Fi tracker does not have a specific lifespan, but its IP-68 waterproof rating and chew-proof design should ensure longevity in spite of your dog’s potential mischief.
Key Tracking Features
Fi tracker's main tracking features include:
  • 24/7 GPS tracking on the new LTE-M network, which allows you to keep track of your dog’s movements even when taken out by dog walkers or caretakers;
  • Geo-fencing, which enables you to create safe zones and receive instant notifications the moment your pet exits the defined perimeter. You can make as many safe zones as you want, which makes traveling with your pet much less stressful;
  • Lost Dog Mode, which switches the unit to live location tracking and activates the red pulsing LED light on the collar, alerting individuals that might see your pet and helping you locate him or her in low-visibility conditions.
Pet Activity Monitoring
Fi tracker helps you keep your dog active and healthy by monitoring his or her daily, weekly, and monthly step goals. You can also compare these reports with other dogs and monitor activity levels when you are not with your pet. You can always swipe to view past activities and tap the step count to toggle between Day, Week, and Month.
Training Assistance
Fi tracker does not come with training assistance.
Additional Features
Fi tracker does not provide any additional features.
Communication Range
Fi tracker does not have a specific range since it starts using GPS tracking the moment it is out of range of your Fi base, Bluetooth signal or Fi app. Note that you need to purchase a subscription in order to activate remote tracking.
Weight
N/A
Shockproof
Waterproof
Night Mode
Battery Life
Up to 3 months
Smartphone App
The Fi smartphone app (Android 6.0 and up; iOS 12.0 and up) will show your pet’s location in the primary view and you can scroll your area by swiping across the map and zoom in or out by pinching and pulling your fingers together or apart. The first initial represents your current location and your pet’s photo represents his or her coordinates. The two icons will attach to each other if you are together. The app allows you to activate the Lost Dog Mode and access Fi’s live chat support during the team’s regular business hours.
Connectivity
Fi tracker uses live GPS tracking on LTE-M, which is a low-power cellular network specifically designed for IoT devices. It also uses Wi-Fi when in the range of your home base and Bluetooth to communicate with other devices like Airpods, Fitbits, and others.
Coverage
Fi tracker allows for 20-30% more coverage than regular 3G/LTE-based devices. It covers every state in the US.
Pricing
Fi tracker costs $149 and it comes with 3 different subscription options: - 1 year - $99; - 2 years - $186; - 3 years - $248.
Shipping and Delivery
N/A
Refund Policy
Fi tracker comes with a 30-day trial period.
Warranty
Fi tracker comes with a 1-year warranty
Garmin Astro 320
Highlights
Garmin Astro 320 is a fee-free premium GPS dog tracking system that boasts a communication range of up to 9 miles, offers 5-second location updates and high accuracy, works in every part of the US, and provides an abundance of special tracking features.
Type
GPS Pet Tracker
Design
Garmin Astro 320 bundle includes the Garmin Astro 320 handheld locator and the T5 or T5 mini tracking unit with a collar included. The black-orange handheld locator measures 6.3’’ x 2.4’’ x 1.4’’ (HWD). It possesses a transreflective 65-K color TFT display that measures 2.15’’ x 1.42’’ (2.6’’ diagonal), with a resolution of 160 x 240 pixels. It features a stainless steel radio antenna and a top-mounted GPS antenna, with both standard and long-range antennas included in the package. The T5 and T5 mini tracking units come with orange collar straps. The T5 tracking unit measures 1.74’’ x 3.5’’ x 1.85’’ (HWD) and comes with a 1’’ collar strap. The T5 mini measures 1.8’’ x 3.1’’ x 1.4’’ (HWD) and comes with a 0.75'' collar strap. Both tracking units come with GPS and radio antennas, but only T5 comes with both standard and long-range antennas.
Available Sizes
The Garmin Astro 320 handheld locator only comes in 1 size. The tracking units come in 2 sizes, including T5, which comes with a 1'' collar strap, and T5 mini, which comes with a 0.75'' collar strap. The 1'' strap fits neck circumferences of 9.5'' and more while the 0.75'' strap can be suitable for neck circumferences under 9.5''.
Suitable For Cats
Durability
All elements of Garmin Astro 320 are waterproof, resistant to dust and dirt, and made of strong materials. The system does not have a limited lifespan and may last for many years with proper use.
Key Tracking Features
Garmin Astro 320 offers a vast range of tracking features, including:
  • Near-real-time tracking with location updates every 5 seconds, accuracy within 12 feet, and 10,000 points of information per dog;
  • Customizable dog display, showing the dog’s name, direction, distance, and status along with a map;
  • Advanced mapping, with multiple map options, including BirdsEye Satellite Imagery, TOPO maps, City Navigator NT map data for turn-by-turn routing on roads, and custom maps;
  • Trip planning with BaseCamp, which lets you easily organize maps, waypoints, routes, and tracks and create adventures that can be shared with friends;
  • Different tracking profiles, such as hunting, recreational, automotive, marine, geocaching, and fitness;
  • Tracking via computer, using BaseStation software;
  • 3-axis electronic compass;
  • Multiple dashboards available on any page for added functionality.
Pet Activity Monitoring
Garmin Astro 320 does not provide health and activity monitoring features.
Training Assistance
Garmin Astro 320 does not provide training assistance.
Additional Features
Extra features available with Garmin Astro 320 include:
  • Wireless sharing with compatible devices;
  • Rescue mode, which reduces the location update rate when the battery level drops below 25% in order to extend battery life by 4-8 hours;
  • Convey counter, which allows you to create special waypoints with information on the location, time of day, and elevation where the dog found the prey, alongside other waypoints including locations like truck, lodge, food plots, and tree stands;
  • Calendar for keeping track of your adventures;
  • Hunt and fish calendar;
  • Sun and moon information.
Communication Range
4 miles with T5 mini, 9 miles with T5
Weight
T5 mini: 7 oz. with collar; T5: 9.3 oz. with collar
Shockproof
Waterproof
Night Mode
Battery Life
16-40 hours
Smartphone App
Garmin Astro 320 does not come with a smartphone app.
Connectivity
Garmin Astro 320 uses GPS to determine the dog's location and employs radio frequency signals for communication between the handheld locator and the tracking unit.
Coverage
Garmin Astro 320 is only approved for use in the US due to legal regulations. Regulations aside, it could work anywhere as it is independent of cellular networks.
Pricing
Bundle (locator and tracking unit): $599.99; Handheld locator only: $449.99
Shipping and Delivery
The shipping costs within the US range from $5 to $28 per delivery. International shipping is an option, with varying costs, but the device cannot be used outside the US.
Refund Policy
Garmin Astro 320 comes with a 30-day money-back guarantee. You need to return the device in the original condition within 30 days of purchase in order to receive a refund.
Warranty
Garmin Astro 320 comes with a 1-year limited warranty that covers defects in materials and workmanship. Repairs come with a 90-day warranty.

Compare Ratings

Fi Tracker
FINAL RATING
9.9/10
Range
Accuracy
Features
Design
App
Pricing
Garmin Astro 320
FINAL RATING
9.5/10
Range
Accuracy
Features
Design
App
Pricing

Winner

Fi tracker is a modern pet tracker primarily designed to locate lost dogs and monitor their location and activity levels on a daily basis. The collar comes packed with numerous impressive features and has a battery that can last up to 3 months. Read this honest and comprehensive Fi tracker review to learn more and see if the unit works for you.

* All the prices on this website are subject to change without notice. While we put a great deal of effort into making sure that all the prices are accurate, one or more products may have outdated prices. Please visit the specific product’s official website for exact prices.
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