Polar M400 vs. Withings Activite Sapphire vs. Garmin Fenix 5s Plus vs. Apple Watch Series 4
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| PolarM400Remove Buy Now | WithingsActivite SapphireRemove Buy Now | GarminFenix 5s PlusRemove Buy Now | AppleWatch Series 4Remove Buy Now |
Basic Info | ||||
| Suggested Price | $200 | $450 | $799 | $329 |
| Release | 2014 | 2014 | 2018 | 2018 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | n/a | |||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | 8 hours to 30 days | 8 months | 7 days | Not Yet |
| Rechargeable | ||||
Compatibility | ||||
| Android | ||||
| iOS | ||||
| Windows Phone | n/a | n/a | ||
| Mac | n/a | |||
| Windows | n/a | |||
Connectivity | ||||
| Bluetooth | ||||
| Cellular | ||||
| GPS | ||||
| NFC | ||||
| Wi-Fi | ||||
Display | ||||
| Color | ||||
| Resolution | n/a | n/a | 240 x 240 | 384 x 480 |
| Size | n/a | 1.3 inches | 1.2 inches | 1.78 inches |
| Touch | ||||
| Type | n/a | Analog | MIP | MicroLED |
Functions | ||||
| Audio Speaker | Alerts only | |||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | 3 ATM | 5 ATM | 10 ATM | Not Yet |
Notifications | ||||
| Phone | ||||
| Emails | ||||
| Texts | ||||
Software | ||||
| Operating System | n/a | n/a | Wear OS | Watch OS 5 |
| Apps | ||||
| Music | ||||