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Last month, we took a take a look at the Amaxfit T-Rex Pro rugged smartwatch. While an honest smartwatch, the rugged look isn’t for everybody. Fortunately, the corporate has an alternative choice for these in search of a extra refined look.

Estimated studying time: 9 minutes

Our Amazfit GTR 3 assessment appears at a classic-looking health smartwatch with as much as 21-day battery life and first rate efficiency at an inexpensive value. Read on for our full assessment.


The Amazfit GTR 3 smartwatch we reviewed has the next options and specs:

Display 1.39″ HD AMOLED show, 454 x 454 decision, 326 PPI, always-on show
Touchscreen Tempered glass with anti-fingerprint coating
Body materials Sport-Aluminum alloy
Strap materials Silicone rubber, fast launch
Sensors BioTrackerTM3.0 PPG biometric sensor (helps blood-oxygen, 6PD + 2LED), Acceleration sensor, Gyroscope sensor, Geomagnetic sensor, Barometric strain sensor, Ambient mild sensor
Positioning GPS, GLONASS, Galileo, BDS, QZSS
Water-resistance grade 5 ATM
Bluetooth Bluetooth 5.1 BLE
Battery 450 mAh (typical worth)
Battery life Up to 21 days (typical utilization), as much as 10 days (heavy utilization), as much as 35 hours GPS steady working time
Charging time Up to 2 hours
Charging technique Magnetic charging base
Supported gadgets Android 7.0 and above, iOS 12.0 and above
App Zepp App
Other options Alexa built-in, offline voice assistant, microphone,
Strap width 22mm
Strap size 122mm (lengthy), 78mm (brief)
Colours Thunder Black, Moonlight Grey
Dimensions 45.8×45.8×10.8mm
Weight 32g (with out strap)

What’s within the field

  • Amazfit GTR 3 smartwatch
  • Standard strap
  • Magnetic charging base
  • User handbook


The Amazfit GTR 3 appears like your basic wat at a look. Our assessment unit got here in Thunder Black, and you may also get Thunder Grey. It has a pleasant black end on the casing. Around the bezels of the watch are small ticks at every hourly place. Unlike the 4 facet buttons on the T-Rex Pro, the GTR 3 has solely two buttons, each on the appropriate hand facet. The high button takes you residence from any display screen whereas twisting it is going to scroll by no matter record you might have in your present display screen. The backside button opens up your bodily exercise monitoring. The again homes the guts fee sensor and two charging plates, as with nearly each different smartwatch.

The Amazfit GTR 3 fitness smartwatch
The Amazfit GTR 3 health smartwatch.

The 22mm silicone rubber watch strap is connected to the lugs with a quick-release pin, making it simple to swap out. The strap is black with angled strains on the highest and horizontal bumps on the again. Our watch got here with an extended band, and it has a complete of 14 adjustment holes, permitting just about for an ideal match. The plastic buckle secures tightly and has two moveable loops for holding the surplus strap in place.

The watch itself is fairly light-weight and cozy to put on because of the supplies used, and it doesn’t really feel or look low-cost in any respect.


The Amazfit GTR 3 has a 1.39″ HD, 360 x 360, AMOLED show with an always-on possibility. It is barely bigger than the T-Rex PRo’s 1.3″ display screen. The colors are good and wealthy, as is the case with AMOLED shows. The barely increased decision is good and crisp as nicely. The auto-brightness characteristic works nice with the watch being simple to learn exterior in brighter situations. On the opposite hand, it wasn’t blinding late at night time when considered in a darker room. The contact floor was very responsive as nicely; no points there both.

Ease of Use

Like the Amazfit T-Rex Pro, the GTR 3 health smartwatch is simple to arrange and use. First, you’ll must obtain the Zepp app from the Google Play Store or Apple App Store. Once put in, you’ll be prompted so as to add a tool. Select watch, then scan the QR code that seems on the smartwatch show. After that, it’s a matter of following the directions and ending the arrange.

Once arrange, you’ll be able to customise the watch settings by the app. This contains what notifications and reminders will present, well being monitoring like coronary heart fee frequency, toggling auto-sleep and stress monitoring, apps, and extra.

The 1.39
The 1.39″ show on the Amazfit GTR 3 health smartwatch.

On the precise watch, lengthy urgent the watch face lets you choose one in every of ten watch faces. There are many extra watch faces you can obtain by the Zepp app as nicely. Swiping left takes you thru fullscreen shows of your present every day exercise, coronary heart fee, climate, PAI, sleep, and a tile display screen. The displayed tiles embody Alexa, climate, forecast, PAI, alarm, sleep, coronary heart fee, exercise and blood oxygen. You can customise the order or what tiles show on this display screen, aside from the Alexa tile. Swiping down allows you to entry fast toggles and settings, whereas swiping up provides you entry to your notifications.

The watch is fairly simple to make use of between the 2 buttons and the contact controls.


The Zepp app is the place you’ll doubtless spend most of your time if you wish to monitor your historic information. On the house display screen, which is configurable, you’ll be able to see stats like your PAI (weekly exercise rating), Sleep, Heart Rate, Stress, Weight, Workout History, and extra. Tapping on any of those tiles will show extra data and historic information for the previous week, month, or 12 months. The well being web page reveals your latest strolling, operating, and biking historical past and allows you to set your goal settings for steps, energy, and sleep. Finally, the profile web page allows you to modify your profile and watch settings.

An icon within the higher proper appears like 4 circles with flat edges. Tapping it is going to carry up all of your train information, standing information, well being indicators, and physique measurements. Some of that is auto-updated; others, like measurements, you’ll be able to replace after which monitor over time.

Screenshots from the Zepp App for Android
Screenshots from the Zepp App for Android.

The app itself is simple to make use of and navigate and is fairly thorough within the data that it shows. One factor I’ll add right here, nonetheless. I couldn’t see a technique to hyperlink this to Google Fit or MyFitnessPal, so that you’re fairly self-contained to the Zepp App in the case of your well being information.


The Amazfit GTR 3 smartwatch does an awesome job of monitoring your every day steps, coronary heart fee, sleep high quality, numerous health actions with GPS, and blood-oxygen saturation. It additionally has notification alerts, music management, and even comes outfitted with a compass and barometric altimeter. For day-to-day use, I discovered that the step monitoring, sleep high quality monitoring, and different primary options labored as I might have anticipated. Step rely and sleep monitoring appeared fairly correct primarily based on previous expertise. Being in a position to examine notifications or really feel {that a} telephone name was coming in additionally labored nice.

With over 150 completely different sports activities modes, you’re just about lined for exercise monitoring. The numerous modes included with the Amazfit GTR 3 embody:

  • Running & strolling: Outdoor operating, Treadmill, Walking, Trail operating, Indoor strolling, Race strolling
  • Cycling: Outdoor biking, Indoor biking, Mountain biking, BMX
  • Swimming: Pool swimming, Open water swimming, Fin swimming, Artistic swimming
  • Outdoor exercises: Climbing, Hiking, Orienteering, Rock climbing, Fishing, Hunting, Skateboarding, Roller skating, Parkour, ATV, Offroad bike
  • Indoor sports activities: Elliptical, Rowing machine, Stair-climbing machine, Stair stepper, Spinning, Indoor health, Mixed aerobics, Cross-training, Aerobics, Group calisthenics, Body fight, Strength coaching, Step coaching, Core coaching, Flexibility coaching, Free coaching, HIIT, Yoga, Pilates, Gymnastics, Horizontal bar, Parallel bars, Battling ropes, Stretching
  • Dance: Square dance, Ballroom dance, Belly dance, Ballet, Street dance, Zumba, Latin dance, Jazz dance, Hip-hop dance, Pole dance, Breaking, Folk dance, Dance, Modern dance, Disco, Tap dance
  • Combat sports activities: Boxing, Wrestling, Martial arts, Tai chi, Muay Thai, Judo, Taekwondo, Karate, Kickboxing, Fencing, Jiu-Jitsu, Kendo
  • Ball sports activities: Soccer, Beach soccer, Basketball, Volleyball, Beach volleyball, Baseball, Softball, Rugby, Hockey, Table tennis, Badminton, Tennis, Squash, Gateball, Cricket, Handball, Bowling, Polo, Racquetball, Billiards, Sepak takraw, Dodgeball, Water polo, Ice hockey, Shuttlecock, Indoor soccer, Footbag, Bocce ball, Pelota, Floorball
  • Water sports activities: Outdoor boating, Sailing, Kayak, Rowing, Dragon boat, Paddleboarding, Outdoor skating, Indoor browsing, Tubing, Water snowboarding, Snorkeling
  • Winter sports activities: Skiing, Snowboarding, Downhill snowboarding, Cross-country snowboarding, Ski orienteering, Biathlon, Outdoor skating, Curling, Bobsleigh and Tobogganing, Sledding, Snowmobile, Snowshoeing
  • Leisure sports activities: Hula hooping, Frisbee, Darts, Kite flying, Tug-of-war, Jianzi kicking, Esports, Air walker, Swing, Shuffleboard, Foosball, Motion sensing sport
  • Board & card video games: Chess, Checkers, Go, Bridge, Board sport
  • Others: Jumping rope, Archery, Equestrianism, Driving, Stair climbing

I did take a look at the GTR 3 health smartwatch with a number of walks. The route and knowledge monitoring gave the impression to be fairly correct in every occasion in comparison with earlier watches I’ve reviewed.

The sensors and charging plates on the back of the Amazfit GTR 3 fitness smartwatch
The sensors and charging plates on the again of the Amazfit GTR 3 health smartwatch.

Battery Life

Amazfit states that the GTR 3 smartwatch will get as much as 21 days of battery life with typical use and ten days with heavy use. During our testing, I used to be in a position to get 19 or 20 days between expenses. Considering I wore it day and night time to trace health actions and sleep high quality, the GTR 3 has wonderful battery life. I additionally did have a number of apps set as much as ship notifications to it as nicely.

Charging is fairly easy as all you might want to do is put the watch onto the charging base, be certain that the charging plates are aligned and plug it right into a USB port in your pc or a USB energy adapter. Both instances, I charged it at 10%, and it took about an hour and a half to completely recharge.


Priced the identical because the T-Rex Pro with an MSRP of US$179.99, the Amazfit GTR 3 is fairly inexpensive when in comparison with different health smartwatch choices. Given the value level, characteristic set, and efficiency, the GTR 3 health smartwatch presents wonderful worth.

For these wanting a barely bigger display screen, the GTR 3 Pro has a 1.45″ display screen with comparable options, the flexibility to take calls, and a considerably shorter battery life for $229.99.


The Amazfit GTR 3 is a superb classic-looking smartwatch with loads of health monitoring choices. While I favored the T-Rex Pro, I just like the GTR 3 simply that rather more with its extra refined look. Like the T-Rex Pro, the GTR 3 is a simple contender for one of many best basic smartwatches I’ve used up to now. In truth, it’s a shoo-in for a Top Pick of 2021 Award right here at Techaeris.

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Last Updated on November 26, 2021.

Amazfit GTR 3


Amazfit GTR 3 fitness smartwatch

Nailed it

  • Slim, basic design
  • Large, crisp display screen
  • Great efficiency
  • Over 150 sports activities modes
  • Decent sleep, step, coronary heart fee, stress, and SpO2 monitoring
  • Built in Alexa and voice assistant
  • Built in speaker
  • Quick launch watch strap
  • Plenty of watch faces to select from
  • Affordable value level

Needs work

  • No Google Fit or different health app integration
  • No again functio9nality from the facet buttons

Amazfit GTR 3 fitness smartwatch

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