Amazfit T-Rex 3 Pro Smartwatch 44mm vs Amazfit Cheetah 2 Pro Smartwatch

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General

BrandAmazfitAmazfit
Model NameT-Rex 3 ProCheetah 2 Pro
Ideal ForMen, WomenMen, Women
Sales PackageSmartwatch 44mm, User Manual, Warranty CardSmartwatch, Charging Cable, User Manual, Warranty Card

Design and Body

Weight46.8 g45.6 g
MaterialFiber-reinforced polymer Case with Grade 5 Titanium BezelGrade 5 titanium case plastic bezel with Aluminum alloy Button
Strap20mm Silicon22mm Silicon
ShapeCircleCircle
Water ResistantYesYes
Water Resistant Depth45 m50 m
Water Resistant Certificate10ATM5ATM
Dust ProofYesYes

Display

TypeColor AMOLEDColor AMOLED
TouchYesYes
Size1.32 inches1.32 inches
Resolution466 x 466 pixels466 x 466 pixels
PPI453 ppi353 ppi
Ambient Light SensorYesYes
Always On DisplayYes
Glass TypeSapphire GlassSapphire glass
Features3000 Nits Brightness3000 nits brightness

Memory

Inbuilt Memory32 GB

Connectivity

Wi-FiYes, 2.4GHz
BluetoothYes, 5.2Yes, 5.3
Bluetooth CallingYesYes
GPSYesYes

Extra

GyroscopeYesYes
Voice AssistantYesYes, AI
Inbuilt MicrophoneYesYes
Inbuilt SpeakerYesYes
NotificationsYesYes
Extra Features180+ sport modes, Zepp Flow App, Smarter Metrics, 45m Freediving, Scuba, Base Maps, Contour, Ski Resort, Turn-by-Turn, POI Search, Route Planning, Round-Trip, Auto ReroutingAI Assistant, 100+ Watch Faces, Zepp App, Sports Mode 170+, Lifestyle Features, Bluetooth Control

Camera

FlashYes, LEDYes, Dual LED

Technical

OSZepp OS 5Zepp OS 5.0
Compatible OSAndroid 5.0 or iOS 10.0 and aboveAndroid 7.0 and above, iOS 12.0 and above

Multimedia

MusicYes

Battery

Battery Capacity500 mAh540 mAh
Battery TypeLithium-Ion Polymer
Battery Backup17 days20 days
Fast ChargingYes

Fitness Features and Sensors

Heart Rate MonitorYesYes
SpO2 (Blood Oxygen) MonitorYesYes
BP MonitorYes
Temperature SensorYesYes
PedometerYesYes
AltimeterYesYes, Barometric
CompassYesYes
Sleep MonitorYesYes
ReminderYesYes
Meters and SensorsAccelerometer, Calorie Count, Step Count, BioTracker 2 PPG Bio-Tracking Optical Sensor, Geomagnetic Sensor, BarometricAccelerometer, Calorie Count, Step Count, BioTracker 6.0 PPG biometric sensor, Geomagnetic
Extra FeaturesAlarm Clock, Stopwatch, TimerAlarm Clock, Stopwatch, Timer

Warranty

Warranty1 year1 year
Covered in WarrantyManufacturing defects

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