Polar M400 vs. Samsung Gear S2 vs. Michael Kors Grayson vs. MobVoi TicWatch Pro vs. Michael Kors Grayson vs. Amazfit GTS
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| PolarM400Remove Buy Now | SamsungGear S2Remove Buy Now | Michael KorsGraysonRemove Buy Now | MobVoiTicWatch ProRemove Buy Now | Michael KorsGraysonRemove Buy Now | AmazfitGTSRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $200 | $300 | $350 | $300 | $350 | $150 |
| Release | 2014 | 2015 | 2018 | 2018 | 2018 | 2019 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | n/a | |||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | ||||||
| Swim | ||||||
Battery | ||||||
| Duration | 8 hours to 30 days | 2-3 days | 24 hours | 30 days | 24 hours | 14 days |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | n/a | n/a | ||||
| Mac | n/a | |||||
| Windows | n/a | |||||
Connectivity | ||||||
| Bluetooth | ||||||
| Cellular | n/a | |||||
| GPS | n/a | |||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | n/a | 360 x 360 | 453 x 454 | 400 x 400 | 453x454 | 348 x 442 |
| Size | n/a | 1.2 inches | 1.39 inches | 1.4 inches | 1.39 inches | 1.65 inches |
| Touch | ||||||
| Type | n/a | Super AMOLED | AMOLED | OLED/FSTN | AMOLED | AMOLED |
Functions | ||||||
| Audio Speaker | Alerts only | |||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 3 ATM | IP68 | 1 ATM | IP68 | 1 ATM | 5 ATM |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | n/a | Tizen | Android Wear | Wear OS | Android Wear | Wear OS |
| Apps | ||||||
| Music | ||||||