Fitbit Alta vs. Mobvoi TicWatch S vs. Mobvoi TicWatch e2 vs. Amazfit T-Rex vs. Apple Watch 8

 
Alta
TicWatch S
TicWatch e2
T-Rex
Watch 8
 FitbitAltaRemove Buy NowMobvoiTicWatch SRemove Buy NowMobvoiTicWatch e2Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$130$199$200$140$499
Release20162017201920192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1.5-2 days1 day20 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400360 x 360360 x 360340 x 272 or 390 x 312
Sizen/a1.4 inches1.2 inches1.3 inches1.5 inches or 1.65 inches
Touchn/a
TypeOLEDOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP67IP685 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2.0Wear OSBuild-inWatchOS 9
Apps
Music

All Wearables