Polar M400 vs. Samsung Gear S vs. Withings Activite Steel vs. Asus ZenWatch
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| PolarM400Remove Buy Now | SamsungGear SRemove Buy Now | WithingsActivite SteelRemove Buy Now | AsusZenWatchRemove Buy Now |
Basic Info | ||||
| Suggested Price | $200 | $250 | $170 | $150 |
| Release | 2014 | 2013 | 2015 | 2014 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | n/a | |||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 8 hours to 30 days | n/a | 8 months | NA |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | n/a | n/a | NA |
| Mac | n/a | n/a | NA | |
| Windows | n/a | n/a | NA | |
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | n/a | 480 x 360 | n/a | 320 x 320 |
| Size | n/a | 2 inches | 1.3 inches | 1.63 inches |
| Touch | ||||
| Type | n/a | Super AMOLED | Analog | AMOLED |
Functions | ||||
| Audio Speaker | Alerts only | |||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 3 ATM | IP67 | 5 ATM | IP55 |
Notifications | ||||
| Phone | ||||
| Emails | NA | |||
| Texts | NA | |||
Software | ||||
| Operating System | n/a | Tizen | n/a | Android Wear |
| Apps | ||||
| Music | ||||