Samsung Gear S2 vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Fitbit Versa vs. Polar A370
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| SamsungGear S2Remove Buy Now | AmazfitStratosRemove Buy Now | CasioG-Shock GBA800Remove Buy Now | FitbitVersaRemove Buy Now | PolarA370Remove Buy Now |
Basic Info | |||||
| Suggested Price | $300 | $199 | $120 | $199.99 | $179.95 |
| Release | 2015 | 2018 | 2018 | 2018 | 2017 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 2-3 days | 5 days | 2 years | 4 days | Up to 3 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | ||||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | n/a | ||||
| GPS | n/a | ||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 360 x 360 | 320 x 300 | 300 x300 | 160 x 80 | |
| Size | 1.2 inches | 1.34 inches | 1.34 inches | 1.18 inches | |
| Touch | |||||
| Type | Super AMOLED | OLED | OLED | TFT LCD | |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP68 | 5 ATM | 20 ATM | 5 ATM | WR30 |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Tizen | Proprietary | |||
| Apps | |||||
| Music | |||||