Withings Go vs. Polar Loop vs. Swatch Touch Zero One vs. Amazfit T-Rex
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| WithingsGoRemove Buy Now | PolarLoopRemove Buy Now | SwatchTouch Zero OneRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | ||||
| Suggested Price | $80 | $100 | $220 | $140 |
| Release | 2016 | 2013 | 2015 | 2019 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | n/a | |||
| Steps | ||||
| Swim | n/a | |||
Battery | ||||
| Duration | 8 months | 5 days | n/a | 20 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | n/a | n/a | ||
| iOS | n/a | n/a | ||
| Windows Phone | n/a | NA | n/a | |
| Mac | n/a | NA | n/a | |
| Windows | n/a | NA | n/a | |
Connectivity | ||||
| Bluetooth | n/a | |||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | n/a | |||
| Resolution | n/a | NA | n/a | 360 x 360 |
| Size | n/a | NA | n/a | 1.3 inches |
| Touch | n/a | |||
| Type | E-Ink | LED | n/a | AMOLED |
Functions | ||||
| Audio Speaker | n/a | |||
| Clock | ||||
| Phone | n/a | n/a | ||
| Vibration | n/a | n/a | ||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | n/a | |||
| Ultraviolet Sensor | ||||
| Water Resistance | 5 ATM | 2 ATM | 5 ATM | |
Notifications | ||||
| Phone | n/a | n/a | ||
| Emails | n/a | n/a | ||
| Texts | n/a | n/a | ||
Software | ||||
| Operating System | n/a | NA | n/a | Build-in |
| Apps | n/a | |||
| Music | n/a | |||