Polar M400 vs. Samsung Gear S vs. Sony SmartBand 2 vs. Fossil Explorist
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| PolarM400Remove Buy Now | SamsungGear SRemove Buy Now | SonySmartBand 2Remove Buy Now | FossilExploristRemove Buy Now |
Basic Info | ||||
| Suggested Price | $200 | $250 | $130 | $255 |
| Release | 2014 | 2013 | 2015 | 2018 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | n/a | |||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 8 hours to 30 days | n/a | 2 days | 24 hours |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| 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 | n/a | |||
| Resolution | n/a | 480 x 360 | n/a | 454 x454 |
| Size | n/a | 2 inches | n/a | 1.4 inches |
| Touch | n/a | |||
| Type | n/a | Super AMOLED | n/a | AMOLED |
Functions | ||||
| Audio Speaker | Alerts only | |||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 3 ATM | IP67 | IP58 | IP67 |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | n/a | Tizen | n/a | Wear OS |
| Apps | ||||
| Music | ||||