Polar M400 vs. Fitbit Alta vs. Acer Liquid Leap vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Mobvoi TicWatch S2
PolarM400Remove Buy Now | FitbitAltaRemove Buy Now | AcerLiquid LeapRemove Buy Now | Michael KorsGraysonRemove Buy Now | Michael KorsGraysonRemove Buy Now | MobvoiTicWatch S2Remove Buy Now |
Basic Info | ||||||
Suggested Price | $200 | $130 | $90 | $350 | $350 | $180 |
Release | 2014 | 2016 | 2015 | 2018 | 2018 | 2019 |
Activity & Fitness | ||||||
Calories | ||||||
Cycling (Bicycling) | ||||||
Distance | ||||||
Heart | n/a | |||||
Oxygen | ||||||
Sleep | ||||||
Steps | ||||||
Swim | ||||||
Battery | ||||||
Duration | 8 hours to 30 days | 5 days | 5 to 7 days | 24 hours | 24 hours | 2 DAYS |
Rechargeable | ||||||
Compatibility | ||||||
Android | ||||||
iOS | ||||||
Windows Phone | n/a | |||||
Mac | ||||||
Windows | ||||||
Connectivity | ||||||
Bluetooth | ||||||
Cellular | ||||||
GPS | ||||||
NFC | ||||||
Wi-Fi | ||||||
Display | ||||||
Color | ||||||
Resolution | n/a | n/a | 128 x 32 | 453 x 454 | 453x454 | 400 x 400 |
Size | n/a | n/a | 1 inch | 1.39 inches | 1.39 inches | 1.39 inches |
Touch | n/a | |||||
Type | n/a | OLED | OLED | AMOLED | AMOLED | OLED |
Functions | ||||||
Audio Speaker | Alerts only | |||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 3 ATM | n/a | IPX4 | 1 ATM | 1 ATM | 5 ATM |
Notifications | ||||||
Phone | ||||||
Emails | n/a | |||||
Texts | ||||||
Software | ||||||
Operating System | n/a | n/a | Android Wear | Android Wear | Wear OS | |
Apps | ||||||
Music |