Polar M400 vs. Diesel On Full Guard vs. LG G Watch vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Fitbit Sense 2
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| PolarM400Remove Buy Now | DieselOn Full GuardRemove Buy Now | LGG WatchRemove Buy Now | Michael KorsGraysonRemove Buy Now | Michael KorsGraysonRemove Buy Now | FitbitSense 2Remove Buy Now |
Basic Info | ||||||
| Suggested Price | $200 | $325 | $230 | $350 | $350 | $300 |
| Release | 2014 | 2017 | 2014 | 2018 | 2018 | 2022 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | n/a | |||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | ||||||
| Swim | ||||||
Battery | ||||||
| Duration | 8 hours to 30 days | 1 day | 1.5 days | 24 hours | 24 hours | 6 days |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | n/a | NA | ||||
| Mac | NA | |||||
| Windows | NA | |||||
Connectivity | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | n/a | 454 x 454 | 280 x 280 | 453 x 454 | 453x454 | 336x336 |
| Size | n/a | 1.4 inches | 1.65 inches | 1.39 inches | 1.39 inches | 1.59 inches |
| Touch | ||||||
| Type | n/a | OMOLED | IPS LCD | AMOLED | AMOLED | AMOLED |
Functions | ||||||
| Audio Speaker | Alerts only | |||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 3 ATM | IP67 | IP67 | 1 ATM | 1 ATM | 5 ATM |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | n/a | Android Wear 2.0 | Android Wear | Android Wear | Android Wear | |
| Apps | ||||||
| Music | ||||||