Pebble Time vs. Polar M400 vs. Sony SmartBand 2 vs. Apple Watch 7 vs. Apple Watch 8

 
Time
M400
SmartBand 2
Watch 7
Watch 8
 PebbleTimeRemove Buy NowPolarM400Remove Buy NowSonySmartBand 2Remove Buy NowAppleWatch 7Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$150$200$130$429$499
Release20152014201520212022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days8 hours to 30 days2 days18 Hours18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/an/a396 x 484340 x 272 or 390 x 312
Size1.26 inchesn/an/a1.9 inches1.5 inches or 1.65 inches
Touchn/a
Typee-papern/an/aMicroLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP58water resistant but not waterproof5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aWatchOS 8WatchOS 9
Apps
Music

All Wearables