Polar M400 vs. Fossil Explorist vs. Samsung Gear 2 vs. Diesel On Full Guard 2.5
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| PolarM400Remove Buy Now | FossilExploristRemove Buy Now | SamsungGear 2Remove Buy Now | DieselOn Full Guard 2.5Remove Buy Now |
Basic Info | ||||
| Suggested Price | $200 | $255 | $300 | $325 |
| Release | 2014 | 2018 | 2014 | 2018 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | n/a | |||
| Oxygen | ||||
| Sleep | ||||
| Steps | NA | |||
| Swim | ||||
Battery | ||||
| Duration | 8 hours to 30 days | 24 hours | 2-3 days | 4 days |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | NA | ||
| Mac | NA | |||
| Windows | NA | |||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | n/a | 454 x454 | 320 x 320 | 454x454 |
| Size | n/a | 1.4 inches | 1.63 inches | 1.39 inches |
| Touch | ||||
| Type | n/a | AMOLED | Super AMOLED | |
Functions | ||||
| Audio Speaker | Alerts only | Bluetooth | ||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 3 ATM | IP67 | IP67 | 3 ATM |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | n/a | Wear OS | Tizen OS | Wear OS |
| Apps | ||||
| Music | ||||