Polar M400 vs. Samsung Gear S3 vs. Samsung Gear Fit2 vs. Diesel On Full Guard vs. Apple Watch Series 5
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| PolarM400Remove Buy Now | SamsungGear S3Remove Buy Now | SamsungGear Fit2Remove Buy Now | DieselOn Full GuardRemove Buy Now | AppleWatch Series 5Remove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $350 | $180 | $325 | $329 |
| Release | 2014 | 2016 | 2016 | 2017 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | n/a | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 4 days | 3-4 days | 1 day | Not Yet |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | ||||
| Mac | n/a | n/a | |||
| Windows | n/a | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | n/a | ||||
| GPS | |||||
| NFC | n/a | ||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 360 x 360 | 432 x 216 | 454 x 454 | 384 x 480 |
| Size | n/a | 1.3 inches | 1.5 inches | 1.4 inches | 1.78 Inches |
| Touch | |||||
| Type | n/a | Fullcolor AOD | Super AMOLED | OMOLED | MicroLED |
Functions | |||||
| Audio Speaker | Alerts only | Bluetooth | |||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | IP68 | IP68 | IP67 | Not Yet |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Tizen | Tizen | Android Wear 2.0 | WatchOS 5 |
| Apps | |||||
| Music | |||||