Best GPS Dog Fence (2026): Halo Collar 5 vs SpotOn vs PetSafe Guardian GPS

Quick answer

• Best for most yards, including small ones: Halo Collar 5. Halo says its fences can be as small as 900 sq ft (30 x 30 ft), lists up to 48 hours of battery, and stores fences on the collar. A Pack Membership plan is required. (Halo)
• Best with no required subscription and for wooded or rural land: SpotOn GPS Fence (Nova Edition). SpotOn says containment, unlimited fences, and keep-out zones all work without a plan, and it markets the Nova for properties of 1/3 acre or more, including wooded ones. (SpotOn)
• Longest listed battery with tracking: PetSafe Guardian GPS 2.0 Dog Fence + Tracking. PetSafe lists up to 70 hours and up to 50 saved fences. It needs a subscription, and PetSafe says it's ideal for properties of 1/2 acre or more without dense tree cover. (PetSafe)
• Simplest setup, no app at all: PetSafe Customizable GPS Dog Fence. You walk your yard and set the fence on the collar itself. It stores one fence, needs at least 3/4 acre, and has no subscription. (PetSafe)

These picks are our editorial judgment, based on what each manufacturer publishes. We have not run our own field tests. Every spec below comes from the linked manufacturer page as of October 2026.

Halo Collar 5 Check price on Amazon

SpotOn Virtual Fence Check price on Amazon

Comparison table

| | Halo Collar 5 | SpotOn GPS Fence (Nova) | PetSafe Guardian GPS 2.0 + Tracking | PetSafe Customizable GPS Dog Fence | | --- | --- | --- | --- | --- | | Subscription needed for the fence? | Yes, a Pack Membership plan | No (optional plan adds tracking) | Yes (monthly or annual plan) | No, and no app | | Smallest area (maker) | 900 sq ft (30 x 30 ft) | 1/3 acre, at least 80 ft wide | 1/2 acre | 3/4 acre | | Saved fences | 5, 20, or unlimited, depending on plan | Unlimited | Up to 50 | 1 at a time | | Battery (maker claim) | Up to 48 hours | 33+ hours with tracking | Up to 70 hours | Up to 24 hours | | Dog size (maker) | Over 10 lb and 5 months; neck 8–30.5 in | At least 15 lb; neck 10–26 in | 10+ lb; neck 8 in and up | Over 20 lb; neck 12–25 in | | Boundary feedback | Sound, vibration, static (static never required) | Warning tone; optional static at the boundary | Tone, vibration, 10 static levels | Tone, vibration and/or static | | Live location tracking | Yes, with plan | Only with optional plan | Yes, with plan | No | | Works without cell service? | Yes, fences are stored on the collar | Yes, containment uses GPS only | PetSafe says cellular service is required for its subscription GPS fences | Yes, no Wi-Fi or LTE needed | | Water rating / warranty | IP67; 1-year warranty | IP67; 1-year warranty | Waterproof (no IP rating listed) | Waterproof (no IP rating listed) | | Trial / returns (maker) | 90-day money-back guarantee | 90-day returns | 45-day return | 45-day return |

Sources: Halo Collar 5, Halo FAQ, Halo plans, SpotOn product page, SpotOn Nova vs Omni, PetSafe Guardian GPS 2.0, PetSafe Customizable GPS Dog Fence. Prices change often and are not listed here. Check the current price before you buy.

How a GPS dog fence works

A GPS fence collar knows where your dog is from satellite positioning and compares that with a boundary you set in an app, or on the collar itself. As your dog nears the line, the collar gives a warning, usually a tone first. If your dog keeps going, it escalates to vibration and, if you turn it on, static. There is no buried wire and no base station, so you can usually take the fence with you when you travel or move.

Two things decide whether a GPS fence will work for you:

1. Lot size and shape. GPS positions drift a few feet, so every maker sets a minimum area. SpotOn, for example, recommends a fence at least 80 feet wide at its narrowest point. Your dog hears tones about 10 feet inside the boundary, so a narrow strip means constant warnings. (SpotOn) 2. Sky view. Trees, tall buildings, and metal roofs can reflect or block satellite signals. SpotOn says drift is typically 3 to 10 feet near tall structures or heavy forest, and recommends a 15-foot buffer between the boundary and hazards like a busy road. (SpotOn) PetSafe says its Guardian GPS 2.0 is ideal for properties "without dense tree coverage." (PetSafe)

The picks in detail

Halo Collar 5: best for small and suburban yards, and for travel

Halo's main advantage on paper is its small minimum fence. Halo says a fence can be as small as 900 sq ft and as large as 1,200 square miles, and that you can create one by entering an address or dropping a pin in the app. (Halo) Halo states accuracy within about 2 feet using dual-frequency GPS plus corrections from ground stations (Halo), with 20 location updates analyzed per second (Halo Collar 5).

Other maker-stated details:

• Battery: up to 48 hours, with a full charge in about an hour. Halo still recommends taking the collar off each night to charge it. (Halo FAQ)
• Feedback: sound, vibration, and static. Halo says you are never required to use static. A training program developed with Cesar Millan is built into the app. (Halo FAQ)
• Offline use: fences are stored in the collar's memory and keep working without Wi-Fi or cellular. You need a connection to make changes or see live updates. (Halo FAQ)
• Indoors: optional Bluetooth beacons can keep a dog away from specific areas inside. (Halo FAQ)
• Subscription: a Pack Membership plan is required to activate the collar, run GPS and cellular service, and create or use fences. The Bronze plan includes 5 fences, Silver 20, and Gold unlimited. (Halo plans)

Who it's for: suburban owners whose yards are too small for SpotOn's or PetSafe's minimums, people who want to set up fences at a rental or a relative's house, and anyone who wants live tracking included. Skip it if you don't want an ongoing plan, or your dog is under 10 lb or younger than 5 months.

Check Halo Collar 5 on Amazon · Halo Collar 5 product page

SpotOn GPS Fence (Nova Edition): best with no required subscription, and for wooded or rural land

SpotOn's selling point is that the fence itself never needs a plan. The company says unlimited fences, keep-out zones, home zones, Forest Mode, and Off-Grid Mode all work without a subscription. An optional cellular plan adds location tracking, escape and low-battery alerts, in-app recall, manual feedback, activity tracking, and custom voice commands. (SpotOn, SpotOn support)

The current model is the Nova Edition. SpotOn lists accuracy under 5 feet, 151 satellites, a dual-band, dual-feed antenna, and 33+ hours of battery with tracking, compared with 25+ hours for the previous Omni Edition. It also lowered the minimum fence size from 1/2 acre to 1/3 acre. (SpotOn Nova)

Other maker-stated details:

• Fence setup: draw the fence in the app, or walk the perimeter with the collar for more precision. (SpotOn)
• Feedback: a warning tone starts about 10 feet inside the boundary, with optional static correction at the line. (SpotOn)
• Home Zone: a GPS perimeter around your house so the collar doesn't give feedback indoors. (SpotOn)
• Durability and fit: IP67 waterproof, rated from -30°F to over 120°F, and fits necks from 10 to 26 inches on dogs of at least 15 lb. One-hour charge. (SpotOn)

Who it's for: owners of 1/3 acre or more, especially wooded, hilly, or rural land, and anyone in areas with poor cell coverage who still wants a working fence. Skip it if your yard is under 1/3 acre or narrower than about 80 feet, or your dog is under 15 lb.

Check SpotOn on Amazon · SpotOn product page

PetSafe Guardian GPS 2.0 Dog Fence + Tracking: longest listed battery

PetSafe's newest tracking model lists up to 70 hours of battery, up to 50 saved fences, dual-frequency GPS, live tracking in the My PetSafe app, and tone, vibration, and 10 levels of static. The collar fits necks from 8 inches, and PetSafe's comparison chart lists it for dogs of 10 lb and up. (PetSafe)

The catches: PetSafe says it's ideal for properties of 1/2 acre or more without dense tree coverage, and a subscription is required (monthly or annual, with a one-month free trial). PetSafe also says cellular service is required for its subscription GPS fences to work properly, and setup needs 2.4 GHz Wi-Fi. (PetSafe)

Who it's for: open, mostly treeless lots of 1/2 acre or more with good cell coverage, where you want long battery life and tracking. Skip it if your property is heavily wooded or has weak cell service.

We don't carry this product yet, so this links straight to PetSafe's product page. It is not an affiliate link.

PetSafe Customizable GPS Dog Fence: simplest, no app

This is a different kind of product. Everything happens on the collar's built-in display: you walk your yard and place 4 to 8 virtual fence posts. There's no app, no subscription, and no need for Wi-Fi or LTE. It stores one fence at a time, needs a yard of at least 3/4 acre, lists up to 24 hours of battery, and fits dogs over 20 lb with necks from 12 to 25 inches. The collar gives a warning tone, then vibration and/or static depending on your settings. (PetSafe)

Who it's for: owners of one larger, open yard who want a fence and nothing else, with no app or tracking. Skip it if you want more than one fence, live tracking, or have a dog under 20 lb.

We don't carry this product yet, so this links straight to PetSafe's product page. It is not an affiliate link.

Avoid: Wagz Freedom collar

You may still come across the Wagz Freedom smart collar for sale. Wagz posted a notice that it can no longer support its products and services and that customers should stop using the collar. (Wagz on LinkedIn) A GPS fence depends on its maker's app and service, so don't buy one from a company that has stopped supporting it.

Who each one is for

• Small suburban yard (under 1/3 acre): Halo Collar 5 is the only pick here whose maker supports fences that small.
• Wooded, hilly, or rural land: SpotOn Nova. It's marketed for heavy tree cover and doesn't need cell service to contain your dog.
• No monthly plan, ever: SpotOn (fence works without a plan) or the PetSafe Customizable GPS Dog Fence (no app or plan at all).
• Longest time between charges, with tracking: PetSafe Guardian GPS 2.0 (up to 70 hours, maker claim), on open land with good cell coverage.
• Travel, rentals, or several locations: Halo, SpotOn, or PetSafe Guardian GPS 2.0, since all three save multiple fences you can use away from home.
• Small dogs: check the minimums. Halo and PetSafe Guardian GPS 2.0 start at 10 lb, SpotOn at 15 lb, and the PetSafe Customizable at 20 lb.

Setup and training tips (from the makers' guidance)

• Leave a buffer. Keep the boundary well away from roads and other hazards. SpotOn recommends 15 feet. (SpotOn)
• Train before you trust it. Halo's program has 5 steps, and SpotOn says most dogs are trained within a couple of weeks at about 15 minutes a day. (Halo FAQ, SpotOn)
• Charge daily. Even with long listed battery life, Halo recommends charging overnight. A dead collar is no fence at all. (Halo FAQ)
• Follow the fit guide. Size the collar with the maker's fit instructions. SpotOn and both PetSafe models ship with short and long contact points for different coat lengths. (SpotOn, PetSafe)

FAQ

Do GPS dog fences need a subscription?

It depends on the brand. Halo requires a Pack Membership plan, and so does PetSafe's Guardian GPS 2.0. SpotOn's fence works without a plan, which only adds tracking and alerts. The PetSafe Customizable GPS Dog Fence has no subscription or app at all. (Halo, SpotOn, PetSafe)

Will a GPS dog fence work in a small yard?

Only some will. Halo lists a minimum fence of 900 sq ft (30 x 30 ft). SpotOn Nova recommends at least 1/3 acre, PetSafe's Guardian GPS 2.0 at least 1/2 acre, and the PetSafe Customizable at least 3/4 acre. (Halo FAQ, SpotOn Nova, PetSafe)

Do GPS fences work without cell service?

Halo, SpotOn, and the PetSafe Customizable can contain your dog without a cell connection. Halo and SpotOn need cellular for live tracking and alerts. PetSafe says its subscription GPS fences, including the Guardian GPS 2.0, need cellular service to function properly. (Halo FAQ, SpotOn support, PetSafe)

Do I have to use static correction?

Halo says static is never required. SpotOn makes static at the boundary optional. Both PetSafe models offer tone and vibration modes as well as static. (Halo FAQ, SpotOn, PetSafe)

How long do GPS fence collar batteries last?

These are maker claims, and real-world use varies with settings and signal: PetSafe Guardian GPS 2.0 up to 70 hours, Halo Collar 5 up to 48 hours, SpotOn Nova 33+ hours with tracking, and PetSafe Customizable up to 24 hours. Plan to charge every day.

Will a GPS fence work in the woods?

Tree cover makes GPS drift worse for every system. SpotOn markets the Nova specifically for wooded properties, while PetSafe says its Guardian GPS 2.0 is ideal for land without dense tree coverage. For more detail, see our Halo Collar 5 vs SpotOn in wooded areas comparison.

Related guides

• Halo Collar 5 vs SpotOn in wooded areas
• GPS dog fences compared
• Best GPS tracker for hiking and outdoor dogs (tracking only, no containment)
• Fi vs Tractive GPS trackers
• Dog training collars compared
• Not sure which gadget fits your dog? Take our pet gadget quiz.

Sources

All checked October 25, 2026:

• Halo Collar 5 product page: https://www.halocollar.com/halo-collar-5/
• Halo Collar overview and FAQ: https://www.halocollar.com/lab/learn
• Halo Pack Membership plans: https://www.halocollar.com/plans/
• SpotOn GPS Fence product page and FAQ: https://spotonfence.com/products/spoton-gps-fence
• SpotOn Nova Edition vs Omni Edition: https://spotonfence.com/pages/introducing-nova-edition
• SpotOn support, "Do I need cell service?": https://spotoncollar.freshdesk.com/support/solutions/articles/47001202192-do-i-need-cell-service-
• PetSafe Guardian GPS 2.0 Dog Fence + Tracking: https://www.petsafe.com/p/gps-dog-collar-fence/PIF00-18096/
• PetSafe Customizable GPS Dog Fence: https://www.petsafe.com/p/customizable-gps-dog-fence/PIF00-18428/
• Wagz company notice: https://www.linkedin.com/company/wagz-inc

*As an Amazon Associate, CompareMyPets earns from qualifying purchases. The Halo and SpotOn links are affiliate links. The PetSafe links go straight to PetSafe and are not affiliate links. Prices and availability change often, so check the current price before you buy.*