Samsung Gear S2 vs. Polar Loop 2 vs. Polar M430 vs. Casio WSD-F20A vs. Apple Watch 7
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| SamsungGear S2Remove Buy Now | PolarLoop 2Remove Buy Now | PolarM430Remove Buy Now | CasioWSD-F20ARemove Buy Now | AppleWatch 7Remove Buy Now |
Basic Info | |||||
| Suggested Price | $300 | $120 | $255 | $399 | $429 |
| Release | 2015 | 2015 | 2017 | 2018 | 2021 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 2-3 days | 8 days (without notifications) | 30 hours | 1 day | 18 Hours |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | n/a | n/a | |||
| Windows | n/a | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | n/a | ||||
| GPS | n/a | ||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 360 x 360 | n/a | 128x128 | 320 x 320 | 396 x 484 |
| Size | 1.2 inches | n/a | 1.4 inch | 1.32 inches | 1.9 inches |
| Touch | |||||
| Type | Super AMOLED | LED | LCD | LCD | MicroLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP68 | 2 ATM | WR30 | 5 ATM | water resistant but not waterproof |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Tizen | n/a | Wear OS | WatchOS 8 | |
| Apps | |||||
| Music | |||||