Polar M400 vs. Michael Kors Grayson vs. Samsung Gear 2 vs. Xiaomi Mi Band vs. Michael Kors Grayson vs. Apple SE (2022)
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| PolarM400Remove Buy Now | Michael KorsGraysonRemove Buy Now | SamsungGear 2Remove Buy Now | XiaomiMi BandRemove Buy Now | Michael KorsGraysonRemove Buy Now | AppleSE (2022)Remove Buy Now |
Basic Info | ||||||
| Suggested Price | $200 | $350 | $300 | $15 | $350 | $249 |
| Release | 2014 | 2018 | 2014 | 2015 | 2018 | 2022 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | n/a | |||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | NA | |||||
| Swim | ||||||
Battery | ||||||
| Duration | 8 hours to 30 days | 24 hours | 2-3 days | 30 days | 24 hours | Not yet |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | n/a | NA | ||||
| Mac | NA | NA | ||||
| Windows | NA | NA | ||||
Connectivity | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | NA | 368 x 448 pixels | ||||
| Resolution | n/a | 453 x 454 | 320 x 320 | NA | 453x454 | 40mm |
| Size | n/a | 1.39 inches | 1.63 inches | NA | 1.39 inches | |
| Touch | NA | LTPO OLED Retina | ||||
| Type | n/a | AMOLED | Super AMOLED | NA | AMOLED | |
Functions | ||||||
| Audio Speaker | Alerts only | Bluetooth | ||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | 5 ATM | |||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 3 ATM | 1 ATM | IP67 | IP67 | 1 ATM | |
Notifications | ||||||
| Phone | ||||||
| Emails | WatchOS 8.1 | |||||
| Texts | ||||||
Software | ||||||
| Operating System | n/a | Android Wear | Tizen OS | NA | Android Wear | |
| Apps | ||||||
| Music | ||||||