ASUS ZenWatch 2 vs. Samsung Gear S2 vs. Fitbit Ionic vs. Amazfit Stratos
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| ASUSZenWatch 2Remove Buy Now | SamsungGear S2Remove Buy Now | FitbitIonicRemove Buy Now | AmazfitStratosRemove Buy Now |
Basic Info | ||||
| Suggested Price | $150 | $300 | $299 | $199 |
| Release | 2016 | 2015 | 2017 | 2018 |
Activity & Fitness | ||||
| Calories | ||||
| Cycling (Bicycling) | ||||
| Distance | ||||
| Heart | ||||
| Oxygen | ||||
| Sleep | ||||
| Steps | ||||
| Swim | ||||
Battery | ||||
| Duration | n/a | 2-3 days | 4+ days | 5 days |
| 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 | 320 x 320 | 360 x 360 | 348x250 | 320 x 300 |
| Size | 1.63 inches or 1.45 inch | 1.2 inches | 1.42 | 1.34 inches |
| Touch | ||||
| Type | AMOLED | Super AMOLED | OLED | OLED |
Functions | ||||
| Audio Speaker | ||||
| Clock | ||||
| Phone | ||||
| Vibration | ||||
| Voice | ||||
Hardware | ||||
| Accelerometer | ||||
| Barometer or Altimeter | ||||
| Ultraviolet Sensor | ||||
| Water Resistance | IP67 | IP68 | 50m | 5 ATM |
Notifications | ||||
| Phone | ||||
| Emails | n/a | |||
| Texts | n/a | |||
Software | ||||
| Operating System | Android Wear | Tizen | Fitbit OS | Proprietary |
| Apps | ||||
| Music | ||||