Fitbit One vs. Withings Go vs. Michael Kors Grayson vs. Fitbit Versa 2 vs. Michael Kors Grayson vs. Amazfit T-Rex
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| FitbitOneRemove Buy Now | WithingsGoRemove Buy Now | Michael KorsGraysonRemove Buy Now | FitbitVersa 2Remove Buy Now | Michael KorsGraysonRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | ||||||
| Suggested Price | $100 | $80 | $350 | $199 | $350 | $140 |
| Release | 2012 | 2016 | 2018 | 2019 | 2018 | 2019 |
Activity & Fitness | ||||||
| Calories | ||||||
| Cycling (Bicycling) | ||||||
| Distance | ||||||
| Heart | ||||||
| Oxygen | ||||||
| Sleep | ||||||
| Steps | ||||||
| Swim | ||||||
Battery | ||||||
| Duration | 10-14 days | 8 months | 24 hours | 5 days | 24 hours | 20 days |
| Rechargeable | ||||||
Compatibility | ||||||
| Android | n/a | |||||
| iOS | n/a | |||||
| Windows Phone | n/a | n/a | ||||
| Mac | n/a | |||||
| Windows | n/a | |||||
Connectivity | ||||||
| Bluetooth | n/a | |||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | n/a | |||||
| Resolution | n/a | n/a | 453 x 454 | 300 x 300 | 453x454 | 360 x 360 |
| Size | n/a | n/a | 1.39 inches | 1.34 inches | 1.39 inches | 1.3 inches |
| Touch | n/a | |||||
| Type | OLED | E-Ink | AMOLED | AMOLED | AMOLED | AMOLED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | n/a | |||||
| Vibration | n/a | |||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | Splast Resistant | 5 ATM | 1 ATM | 5 ATM | 1 ATM | 5 ATM |
Notifications | ||||||
| Phone | n/a | |||||
| Emails | n/a | |||||
| Texts | n/a | |||||
Software | ||||||
| Operating System | n/a | n/a | Android Wear | Build-in | Android Wear | Build-in |
| Apps | n/a | |||||
| Music | ||||||