Polar M400 vs. Polar Loop 2 vs. Fossil Explorist vs. Pebble Core vs. Apple Watch 7
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| PolarM400Remove Buy Now | PolarLoop 2Remove Buy Now | FossilExploristRemove Buy Now | PebbleCoreRemove Buy Now | AppleWatch 7Remove Buy Now |
Basic Info | |||||
| Suggested Price | $200 | $120 | $255 | $99 | $429 |
| Release | 2014 | 2015 | 2018 | 2016 | 2021 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | NA | ||||
| Distance | |||||
| Heart | n/a | n/a | |||
| Oxygen | |||||
| Sleep | NA | ||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 hours to 30 days | 8 days (without notifications) | 24 hours | NA | 18 Hours |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | NA | ||||
| Windows Phone | n/a | n/a | NA | ||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | n/a | 454 x454 | NA | 396 x 484 |
| Size | n/a | n/a | 1.4 inches | NA | 1.9 inches |
| Touch | NA | ||||
| Type | n/a | LED | AMOLED | NA | MicroLED |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | NA | ||||
| Vibration | NA | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | NA | ||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 3 ATM | 2 ATM | IP67 | NA | water resistant but not waterproof |
Notifications | |||||
| Phone | NA | ||||
| Emails | NA | ||||
| Texts | NA | ||||
Software | |||||
| Operating System | n/a | n/a | Wear OS | NA | WatchOS 8 |
| Apps | |||||
| Music | |||||