Is the Amazfit T-Rex 3 worth it over a Garmin?

It covers most training, GPS and battery needs at a lower cost. Garmin still offers more refined navigation and app support.

How long does the battery last?

Amazfit rates it at 27 days in typical use. Heavy GPS and always-on display use will shorten that.

Can it be worn swimming?

Yes. It is water-resistant to 328 feet, suitable for swimming and water sports.

Does it have offline maps?

Yes. It supports GPS maps on the 1.5-inch display for navigation without a phone.

The watch, a magnetic charging cable, and documentation.

Is the 48mm case too big?

It is a large rugged watch. Shoppers with small wrists should expect a bulky fit.

What do buyers say about the Amazfit T-Rex 3 Rugged Military Smart Watch 48mm?

Rated 4.6 out of 5 from 245 ratings.

Amazfit T-Rex 3 Rugged Military Smart Watch 48mm

Best price now

$279.99at WalmartChecked Nov 11

Prices are checked against each store and labelled with when.

Visit Walmart

Amazfit T-Rex 3 Rugged Military Smart Watch 48mm

Best price now

$279.99at WalmartChecked Nov 11

Prices are checked against each store and labelled with when.

Visit Walmart

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Price facts

Last seen at $279.99 at Walmart on Nov 11.

Our take on the Amazfit T-Rex 3 Rugged Military Smart Watch 48mm

The Amazfit T-Rex 3 is a rugged 48mm outdoor smartwatch built for athletes and adventurers. It stands out with a 1.5-inch 2,000-nit display, dual-band GPS with offline maps, 27-day typical battery life, and MIL-STD-810 durability rated from -22°F to 158°F and water-resistant to 328 feet. It undercuts premium rivals like the Garmin Instinct and Fenix lines while covering most training and navigation needs. Reviewers praise the screen, battery and value, but note the app and smart features are less polished than Apple or Garmin.

Best forOutdoor hikers and trail runnersMulti-day battery usersBudget-conscious Garmin alternativesRugged-watch buyers

Pros

Very bright 2,000-nit display readable in sun
Long 27-day typical battery life
Dual-band GPS with offline map support
Rugged build rated to -22°F and 328 ft water resistance
Wide sport modes and sleep/recovery tracking

Cons

Large 48mm case may feel bulky on small wrists
App and smart features less polished than Garmin or Apple
Mapping and navigation less refined than premium rivals
Voice control and AI features are limited

Amazfit T-Rex 3 Rugged Military Smart Watch 48mm prices at every store

WalmartNew
In stockSold by AmazfitReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
$279.99Free shippingChecked Nov 11
Visit Walmart

What reviewers say

4.6 / 5245 ratings

Owners rate the T-Rex 3 highly, calling it a tough, bright, long-lasting watch that handles outdoor training well for the money. Complaints center on its size, the companion app, and navigation that trails premium brands.

What people mention

DisplayPraisedOwners say the 2,000-nit screen stays readable in bright sun.
BatteryPraisedReviewers report multi-week battery life with regular GPS use.
SizeCriticisedSome find the 48mm case large and heavy on smaller wrists.
GPSPraisedTrail users report reliable dual-band GPS tracking.
AppMixedThe companion app works but feels less polished than premium rivals.

About the Amazfit T-Rex 3 Rugged Military Smart Watch 48mm

The Amazfit T-Rex 3 is a rugged outdoor smartwatch for outdoor and fitness athletes. The 2,000-nit screen displays GPS maps, workout data and sleep recovery information.

It is built for tough conditions. It withstands temperatures from -22°F to 158°F and is water-resistant to 328 feet. Battery life is up to 27 days.

AI-guided voice control adjusts watch settings and sends speech-to-text message replies. GPS can be disabled for privacy.

Display: 1.5-inch, 2,000 nits
Battery life: 27 days
Operating temp: -22°F to 158°F
Water resistance: 328 feet
Color: Gray
Features: GPS maps, workout data, sleep recovery information, AI voice control, speech-to-text replies, GPS disablement

Specifications

color: GraySource
actual_color: GraySource

Questions and answers

Is the Amazfit T-Rex 3 worth it over a Garmin?: It covers most training, GPS and battery needs at a lower cost. Garmin still offers more refined navigation and app support.
How long does the battery last?: Amazfit rates it at 27 days in typical use. Heavy GPS and always-on display use will shorten that.
Can it be worn swimming?: Yes. It is water-resistant to 328 feet, suitable for swimming and water sports.
Does it have offline maps?: Yes. It supports GPS maps on the 1.5-inch display for navigation without a phone.
What is in the box?: The watch, a magnetic charging cable, and documentation.
Is the 48mm case too big?: It is a large rugged watch. Shoppers with small wrists should expect a bulky fit.
Where is the Amazfit T-Rex 3 Rugged Military Smart Watch 48mm cheapest?: At Walmart, for $279.99, as of our latest check.
What do buyers say about the Amazfit T-Rex 3 Rugged Military Smart Watch 48mm?: Rated 4.6 out of 5 from 245 ratings.