Apple Watch Series 3 vs. Fitbit Surge vs. Fitbit Charge 2 vs. Amazfit T-Rex vs. Apple Watch 7

 
Watch Series 3
Surge
Charge 2
T-Rex
Watch 7
 AppleWatch Series 3Remove Buy NowFitbitSurgeRemove Buy NowFitbitCharge 2Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$329$250$150$140$429
Release20172016201620192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 days5 days20 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/an/a360 x 360396 x 484
Size1.5 inches or 1.65 inches1.26 inchesn/a1.3 inches1.9 inches
Touchn/a
TypeAMOLEDMonochrome LCDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMn/a5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/aBuild-inWatchOS 8
Apps
Music

All Wearables