Polar M400 vs. Samsung Gear S2 vs. ASUS ZenWatch 3 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. HTC re Grip
PolarM400Remove Buy Now | SamsungGear S2Remove Buy Now | ASUSZenWatch 3Remove Buy Now | Michael KorsGraysonRemove Buy Now | Michael KorsGraysonRemove Buy Now | HTCre GripRemove Buy Now |
Basic Info | ||||||
Suggested Price | $200 | $300 | $229 | $350 | $350 | $199 |
Release | 2014 | 2015 | 2017 | 2018 | 2018 | 2020 |
Activity & Fitness | ||||||
Calories | ||||||
Cycling (Bicycling) | ||||||
Distance | ||||||
Heart | n/a | |||||
Oxygen | ||||||
Sleep | ||||||
Steps | ||||||
Swim | ||||||
Battery | ||||||
Duration | 8 hours to 30 days | 2-3 days | 48 hours | 24 hours | 24 hours | 5 hours to 2.5 days |
Rechargeable | ||||||
Compatibility | ||||||
Android | ||||||
iOS | ||||||
Windows Phone | n/a | n/a | NA | |||
Mac | n/a | NA | ||||
Windows | n/a | NA | ||||
Connectivity | ||||||
Bluetooth | Yes | |||||
Cellular | n/a | |||||
GPS | n/a | |||||
NFC | ||||||
Wi-Fi | ||||||
Display | ||||||
Color | ||||||
Resolution | n/a | 360 x 360 | 400 x 400 | 453 x 454 | 453x454 | 160 x 32 |
Size | n/a | 1.2 inches | 1.39 inches | 1.39 inches | 1.39 inches | 1.8 inches |
Touch | ||||||
Type | n/a | Super AMOLED | AMOLED | AMOLED | AMOLED | PMOLED |
Functions | ||||||
Audio Speaker | Alerts only | |||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | 3 ATM | IP68 | 1 ATM | 1 ATM | IP57 | |
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | n/a | Tizen | Android Wear 2 | Android Wear | Android Wear | NA |
Apps | ||||||
Music |