Polar M600 vs. Withings Activite Sapphire vs. Microsoft Band 2 vs. Fitbit Flex
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| PolarM600Remove Buy Now | WithingsActivite SapphireRemove Buy Now | MicrosoftBand 2Remove Buy Now | FitbitFlexRemove Buy Now |
Basic Info | ||||
| Suggested Price | $330 | $450 | $250 | $100 |
| Release | 2016 | 2014 | 2015 | 2013 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 2 days | 8 months | 48 hours (without GPS) | 5 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | n/a | NA | |
| Mac | n/a | n/a | ||
| Windows | n/a | n/a | ||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | 240 x 240 | n/a | 320 x 128 | NA |
| Size | 1.3 inches | 1.3 inches | 1.36 inches | NA |
| Touch | n/a | NA | ||
| Type | TFT | Analog | Capacitative TFT | LED |
Functions | ||||
| Audio Speaker | Alerts only | |||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | IPX8 | 5 ATM | IPX7 | 1 ATM |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | Android Wear | n/a | n/a | NA |
| Apps | ||||
| Music | ||||