Polar M400 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson vs. Swatch Touch Zero One vs. Amazfit GTS
PolarM400Remove Buy Now | Michael KorsGraysonRemove Buy Now | FitbitCharge 3Remove Buy Now | Michael KorsGraysonRemove Buy Now | SwatchTouch Zero OneRemove Buy Now | AmazfitGTSRemove Buy Now |
Basic Info | ||||||
Suggested Price | $200 | $350 | $150 | $350 | $220 | $150 |
Release | 2014 | 2018 | 2018 | 2018 | 2015 | 2019 |
Activity & Fitness | ||||||
Calories | ||||||
Cycling (Bicycling) | ||||||
Distance | ||||||
Heart | n/a | |||||
Oxygen | ||||||
Sleep | n/a | |||||
Steps | ||||||
Swim | n/a | |||||
Battery | ||||||
Duration | 8 hours to 30 days | 24 hours | 7 days | 24 hours | n/a | 14 days |
Rechargeable | ||||||
Compatibility | ||||||
Android | n/a | |||||
iOS | n/a | |||||
Windows Phone | n/a | n/a | ||||
Mac | n/a | |||||
Windows | Not yet | n/a | ||||
Connectivity | ||||||
Bluetooth | ||||||
Cellular | ||||||
GPS | ||||||
NFC | NA | |||||
Wi-Fi | ||||||
Display | ||||||
Color | ||||||
Resolution | n/a | 453 x 454 | 66 x 18 | 453x454 | n/a | 348 x 442 |
Size | n/a | 1.39 inches | .721 inches | 1.39 inches | n/a | 1.65 inches |
Touch | ||||||
Type | n/a | AMOLED | OLED | AMOLED | n/a | AMOLED |
Functions | ||||||
Audio Speaker | Alerts only | n/a | ||||
Clock | ||||||
Phone | n/a | |||||
Vibration | n/a | |||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | n/a | |||||
Ultraviolet Sensor | ||||||
Water Resistance | 3 ATM | 1 ATM | 5 ATM | 1 ATM | 5 ATM | |
Notifications | ||||||
Phone | n/a | |||||
Emails | n/a | |||||
Texts | n/a | |||||
Software | ||||||
Operating System | n/a | Android Wear | NA | Android Wear | n/a | Wear OS |
Apps | ||||||
Music | n/a |