Polar M400 vs. TomTom Adventurer vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson vs. Swatch Touch Zero One
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| PolarM400Remove Buy Now | TomTomAdventurerRemove Buy Now | Michael KorsGraysonRemove Buy Now | FitbitCharge 3Remove Buy Now | Michael KorsGraysonRemove Buy Now | SwatchTouch Zero OneRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $200 | $350 | $350 | $150 | $350 | $220 |
| Release | 2014 | 2016 | 2018 | 2018 | 2018 | 2015 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | n/a | |||||
| Oxygen | ||||||
| Sleep | n/a | |||||
| Steps | ||||||
| Swim | n/a | |||||
Battery | ||||||
| Duration | 8 hours to 30 days | n/a | 24 hours | 7 days | 24 hours | n/a |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | n/a | |||||
| iOS | n/a | |||||
| Windows Phone | n/a | 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 | n/a | 453 x 454 | 66 x 18 | 453x454 | n/a |
| Size | n/a | n/a | 1.39 inches | .721 inches | 1.39 inches | n/a |
| Touch | ||||||
| Type | n/a | n/a | AMOLED | OLED | AMOLED | n/a |
Functions | ||||||
| Audio Speaker | Alerts only | Bluetooth | n/a | |||
| Clock | ||||||
| Phone | n/a | n/a | ||||
| Vibration | n/a | |||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | n/a | |||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 3 ATM | 5 ATM | 1 ATM | 5 ATM | 1 ATM | |
Notifications | ||||||
| Phone | n/a | n/a | ||||
| Emails | n/a | n/a | ||||
| Texts | n/a | n/a | ||||
Software | ||||||
| Operating System | n/a | n/a | Android Wear | NA | Android Wear | n/a |
| Apps | ||||||
| Music | n/a | |||||