Pebble 2 vs. Fitbit Flex 2 vs. Acer Liquid Leap vs. Fitbit Charge vs. Apple Watch 7

 
2
Flex 2
Liquid Leap
Charge
Watch 7
 Pebble2Remove Buy NowFitbitFlex 2Remove Buy NowAcerLiquid LeapRemove Buy NowFitbitChargeRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$129$100$90$130$429
Release20162016201520142021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days5 to 7 days7-10 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 32NA396 x 484
Sizen/an/a1 inchNA1.9 inches
Touchn/aNA
Typee-paperLEDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIPX41 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNAWatchOS 8
Apps
Music

All Wearables