Polar M400 vs. Moov Now vs. Huawei Watch 2 vs. Swatch Touch Zero One vs. Amazfit T-Rex
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| PolarM400Remove Buy Now | MoovNowRemove Buy Now | HuaweiWatch 2Remove Buy Now | SwatchTouch Zero OneRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $79 | $350 | $220 | $140 |
| Release | 2014 | 2015 | 2017 | 2015 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | n/a | |||
| Oxygen | |||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | 8 hours to 30 days | 6 months | 48 hours | n/a | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | n/a | ||||
| iOS | n/a | ||||
| Windows Phone | n/a | n/a | n/a | ||
| Mac | n/a | n/a | |||
| Windows | n/a | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | n/a | 480 x 480 | n/a | 360 x 360 |
| Size | n/a | n/a | 1.38 inches | n/a | 1.3 inches |
| Touch | n/a | ||||
| Type | n/a | n/a | P-OLED | n/a | AMOLED |
Functions | |||||
| Audio Speaker | Alerts only | n/a | |||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | n/a | n/a | |||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | n/a | n/a | |||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | n/a | IP68 | 5 ATM | |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | n/a | Android Wear 2 | n/a | Build-in |
| Apps | |||||
| Music | n/a | ||||