Pebble 2 vs. Acer Liquid Leap vs. Amazfit Bip vs. Xiaomi Mi Band 4 vs. Apple Watch Ultra

 
2
Liquid Leap
Bip
Mi Band 4
Watch Ultra
 Pebble2Remove Buy NowAcerLiquid LeapRemove Buy NowAmazfitBipRemove Buy NowXiaomiMi Band 4Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$129$90$99.99$25$799
Release20162015201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 to 7 days30 days20 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32176 x 176120x240502x410 pixels
Sizen/a1 inch1.28 inches0.95 inches1.92 inches
Touch
Typee-paperOLEDNAAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX4IP685 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAMAZFIT OSWatchOS 9
Apps
Music

All Wearables