Garmin TT15 vs TT15 Mini Collar Comparison: Differences & Similarities



It seems like a commonly asked query, when comparing the Garmin TT15 vs the TT15 Mini – what should you be aware of?

What are the main differences and similarities between the two?

Which collar might be better for different dogs and the preferences of different owners?

Let’s dig in deeper and find those things out!


(NOTE: this is a general information guide only, and is not professional advice, or a substitute for professional advice. A qualified vet or animal expert is the only person qualified to give you expert advice in regards to your pet/s)


Garmin TT15 vs TT15 Mini Collar Comparison: Differences & Similarities

If you prefer, you can go straight to viewing the TT15 collars here:

Garmin TT15 Dog Collar (on Amazon) (for regular to large sized dogs)

Garmin TT15 Mini Collar (on Amazon) (for small dogs)

The reviews for the compatible handhelds can be read here:


Garmin TT15 vs TT15: Which One Might Be Better?

It really depends on the size of collar device and strap you want, and the range and battery life.

You might get the TT15 if:

  • You have a regular to larger sized dog
  • You want a longer range from collar receiver to handheld device
  • You want a slightly longer battery life/charge
  • You want a slightly thicker collar

You might get the TT15 Mini if:

  • You have a small sized dog, and you want a more compact device
  • You’re OK with a shorter range from collar receiver to handheld device
  • You’re OK with a slightly shorter battery life/charge
  • You’re OK with a slightly thinner collar


Garmin TT15 vs TT15: Differences

The main differences are:

  • The unit dimensions of the TT15 are bigger at 3.5″ x 1.75” x 1.85″, compared to the TT15 Mini unit dimensions of 3.1″ x 1.8” x 1.4”
  • The TT15 weighs slightly more at 10.0 oz (284.0 g) total weight (with collar), compared to the TT15 at 7.5 oz (212 g) total weight (with collar)
  • The battery life of the TT15 is about 20-40 hours, whilst the battery life of the TT15 Mini is about 16-30 hours
  • The range of the TT15 is about 9 miles, while the TT15 Mini range is about 4 miles
  • The TT15 takes a 1 inch collar strap whilst the TT15 mini takes a 3/4 inch collar strap


Garmin TT15 vs TT15: Similarities

  • Both have rechargeable lithium ion batteries
  • Both have a USB interface
  • Both have a water rating of 1 ATM (up to 10 meters water resistant)
  • Both fit a minimum of a 9.5” (24 cm) in circumference neck size
  • Both have a high-sensitivity GPS/GLONASS receiver
  • Both have a GPS antenna
  • Both have stimulation, vibration and tone training options
  • Both have in built beacon lights
  • Both have rescue mode – allows you to conserve the life of the battery when it hits 25%
  • Both have MURS Frequency mode
  • Both are only compatible with the Astro® 430, Astro 320 and the Alpha® 100. Both can be configured for operation with either handheld but cannot be tracked simultaneously by both the Astro 430 and 320
  • Both have replaceable collar straps


Garmin TT15 vs TT15: Review

You can read an overall review of the TT15 and TT15 Mini in this guide.


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