Smartwatches Garmin
Amazfit T-Rex 3 Lava 3.81 cm (1.5") AMOLED 48.5 mm Digital 480 x 480 pixels Touchscreen Black, Stainless steel GPS (satellite)
AMOLED 2000 cd/m² display, 100 m water resistant, 27-day battery
Manufacturer reference W2322GL1N
73
/100
Its best score: the best battery life, rated "very long" on its category’s scale.
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What the Amazfit T-Rex 3 Lava 3.81 cm (1.5") AMOLED 48.5 mm Digital 480 x 480 pixels Touchscreen Black, Stainless steel GPS (satellite) is worth
The Amazfit T-Rex 3 Lava is a sport smartwatch with a 3.81 cm (1.5 inch) AMOLED touchscreen, a resolution of 480 x 480 pixels and a brightness of 2000 cd/m². The 48.5 mm case is made of stainless steel and polymer, paired with a silicone strap in the Lava colourway.
It is rated water resistant to 100 m, with a water resistance rating of 10 DAB, plus frost and shock resistance. Its 700 mAh battery delivers a measured battery life of 648 h (27 days), 42 h in GPS mode, and up to 960 h in power saving mode, with a 3 h charging time.
Health tracking includes a heart rate monitor, blood oxygen sensor, accelerometer, gyroscope, barometer and thermometer. Satellite GPS, Bluetooth 5.2 and contactless payment complete the feature set.
This model suits outdoor activities such as climbing, hiking, fishing or yoga, for those seeking a rugged watch with extended battery life.
What the spec sheet says
- Sport watch Digital Touchscreen 3.81 cm (1.5") AMOLED
- 480 x 480 pixels 2000 cd/m²
- Freeze resistant, Shock resistant Waterproof up to: 100 m Water resistance: 10 ATM
- Built-in microphone
- Heart rate monitor Accelerometer Gyroscope Activity tracker
- GPS (satellite)
- Bluetooth 5.2 Near Field Communication (NFC)
- Built-in battery 700 mAh 648 h
Its scores, criterion by criterion
Scores out of 100, calculated from the datasheet and compared with the market. The full method is public.
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Documents
What the manufacturer publishes about this model. Each document opens in a new tab.
Specifications
Display 9
Display diagonal
3.81 cm (1.5")
Display technology
AMOLED
Display type
Digital
Display resolution
480 x 480 pixels
Touchscreen
Yes
Display brightness
2000 cd/m²
Pixel density
322 ppi
Colour display
Yes
Watch glass type
Corning Gorilla Glass
Design 15
Band material
Silicone
Shape
Round
Market positioning
Sport watch
Watch case size
48.5 mm
Watch case colour
Black, Stainless steel
Watch case material
Polymer, Stainless steel
Band colour
Orange
Wrist size range
145 - 210 mm
Buckle colour
Black
Band colour name
Lava
Closure type
Single prong strap buckle
Protection features
Freeze resistant, Shock resistant
Magnetic charging connector
Yes
Waterproof up to
100 m
Water resistance
10 ATM
Performance 7
Built-in microphone
Yes
Built-in speaker(s)
No
Built-in camera
No
Mobile operating systems supported
Android, iOS
Operating system installed
Zepp OS
RAM capacity
64 MB
Flash memory
32 GB
Features 29
Heart rate monitor
Yes
Blood oxygen sensor
Yes
Accelerometer
Yes
Gyroscope
Yes
Activity tracker
Yes
Multisport mode
Yes
Personal goals
Yes
Quality of sleep
Yes
Ambient light sensor
Yes
Caller ID
Yes
Smart notifications
Yes
Weather display
Yes
Calendar notifications
Yes
SMS notifications
Yes
Timer
Yes
Geomagnetic sensor
Yes
Skin temperature sensor
Yes
Stress monitoring function
Yes
Alarm clock
Yes
Calendar
Yes
Stopwatch
Yes
Recommended activity
Climbing, Fishing, Hiking, Hunting, Skateboarding, Yoga
Activity monitoring
Yes
Music control
Yes
Find my phone function
Yes
Call notifications
Yes
Barometer
Yes
Thermometer
Yes
Vibrating alarm clock
Yes
Network 1
GPS (satellite)
Yes
Ports & interfaces 6
USB port
No
Near Field Communication (NFC)
Yes
Bluetooth version
5.2
Headphone connectivity
Bluetooth
Bluetooth
Yes
Bluetooth Low Energy (BLE)
Yes
Power 6
Battery type
Built-in battery
Battery life (max)
648 h
Battery life
27 day(s)
Battery life (GPS mode)
42 h
Battery life (power save mode)
960 h
Charging time
3 h
Battery 1
Battery capacity
700 mAh
Weight & dimensions 5
Width
48.5 mm
Depth
48.5 mm
Thickness
1.38 cm
Weight
68.3 g
Band width
2.2 cm
Packaging content 2
Manual
Yes
Charging base
Yes
Who this model suits
It’s for you if
Your first criterion is the battery life: it happens to be its best score.
You want a good score on sturdiness, above its category average.
You prefer a model tracked across several merchants, to buy at the right time.
Skip it if
Its lowest score is on capacity: skip it if that is decisive for you.
Frequently asked questions
Answers drawn from this model’s datasheet.
Yes, it has a satellite GPS, a heart rate monitor and an activity tracker to follow your training independently, even without a connected phone.
Battery life is 27 days in normal use, but drops to 42 h in active GPS mode and can reach 960 h in power-saving mode.
Yes, it is water resistant up to 100 m, frost and shock resistant, with a stainless steel case and Corning Gorilla Glass.
Alternatives to this model
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Amazfit T-Rex 3 Pro 3.81 cm (1.5") AMOLED 48 mm Digital 480 x 480 pixels Touchscreen Black Wi-Fi GPS (satellite)
AMOLED display at 3000 cd/m², water resistant to 45 m, 27-day battery
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