Fitbit Flex 2 vs. Amazfit Verge vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex vs. Apple Watch 7

 
Flex 2
Verge
On Full Guard 2.5
T-Rex
Watch 7
 FitbitFlex 2Remove Buy NowAmazfitVergeRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$160$325$140$429
Release20162019201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days4 days20 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a454x454454x454360 x 360396 x 484
Sizen/a1.39 inches1.39 inches1.3 inches1.9 inches
Touchn/a
TypeLEDOMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP683 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAMAZFIT OSWear OSBuild-inWatchOS 8
Apps
Music

All Wearables