Fitbit One vs. Polar Loop 2 vs. Michael Kors Grayson vs. Jawbone UP2 vs. Michael Kors Grayson vs. HTC re Grip
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| FitbitOneRemove Buy Now | PolarLoop 2Remove Buy Now | Michael KorsGraysonRemove Buy Now | JawboneUP2Remove Buy Now | Michael KorsGraysonRemove Buy Now | HTCre GripRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $100 | $120 | $350 | $100 | $350 | $199 |
| Release | 2012 | 2015 | 2018 | 2015 | 2018 | 2020 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | n/a | |||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | ||||||
| Swim | ||||||
Battery | ||||||
| Duration | 10-14 days | 8 days (without notifications) | 24 hours | 7 days | 24 hours | 5 hours to 2.5 days |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | n/a | n/a | NA | NA | ||
| Mac | n/a | NA | NA | |||
| Windows | n/a | NA | NA | |||
Connectivity | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | n/a | n/a | 453 x 454 | NA | 453x454 | 160 x 32 |
| Size | n/a | n/a | 1.39 inches | NA | 1.39 inches | 1.8 inches |
| Touch | NA | |||||
| Type | OLED | LED | AMOLED | NA | AMOLED | PMOLED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | Splast Resistant | 2 ATM | 1 ATM | Splash resistant | 1 ATM | IP57 |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | n/a | n/a | Android Wear | NA | Android Wear | NA |
| Apps | ||||||
| Music | ||||||