Polar M400 vs. Samsung Gear S2 vs. Moov Now vs. Michael Kors Grayson vs. Samsung Gear 2 vs. Michael Kors Grayson
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| PolarM400Remove Buy Now | SamsungGear S2Remove Buy Now | MoovNowRemove Buy Now | Michael KorsGraysonRemove Buy Now | SamsungGear 2Remove Buy Now | Michael KorsGraysonRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $200 | $300 | $79 | $350 | $300 | $350 |
| Release | 2014 | 2015 | 2015 | 2018 | 2014 | 2018 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | n/a | n/a | ||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | NA | |||||
| Swim | ||||||
Battery | ||||||
| Duration | 8 hours to 30 days | 2-3 days | 6 months | 24 hours | 2-3 days | 24 hours |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | n/a | n/a | n/a | NA | ||
| Mac | n/a | n/a | NA | |||
| Windows | n/a | n/a | NA | |||
Connectivity | ||||||
| Bluetooth | ||||||
| Cellular | n/a | |||||
| GPS | n/a | |||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | n/a | 360 x 360 | n/a | 453 x 454 | 320 x 320 | 453x454 |
| Size | n/a | 1.2 inches | n/a | 1.39 inches | 1.63 inches | 1.39 inches |
| Touch | n/a | |||||
| Type | n/a | Super AMOLED | n/a | AMOLED | Super AMOLED | AMOLED |
Functions | ||||||
| Audio Speaker | Alerts only | Bluetooth | ||||
| Clock | ||||||
| Phone | ||||||
| Vibration | n/a | |||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | n/a | |||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 3 ATM | IP68 | n/a | 1 ATM | IP67 | 1 ATM |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | n/a | Tizen | n/a | Android Wear | Tizen OS | Android Wear |
| Apps | ||||||
| Music | ||||||