Samsung Gear S2 vs. Sony SmartWatch 3 vs. Apple Watch Series 2 vs. Fitbit Alta HR vs. Fitbit Flex
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| SamsungGear S2Remove Buy Now | SonySmartWatch 3Remove Buy Now | AppleWatch Series 2Remove Buy Now | FitbitAlta HRRemove Buy Now | FitbitFlexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $300 | $250 | $269 | $150 | $100 |
| Release | 2015 | 2014 | 2016 | 2017 | 2013 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 2-3 days | 2 days | 18 hours | 7 days | 5 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | NA | ||
| 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 | 320 x 320 | 340 x 272 or 390 x 312 | 128 x 36 | NA |
| Size | 1.2 inches | 1.6 inches | 1.5 inches or 1.65 inches | 1.4 inches | NA |
| Touch | NA | ||||
| Type | Super AMOLED | TFT LCD | AMOLED | OLED | LED |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP68 | IP68 | 5ATM | 1 ATM | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Tizen | Android Wear | Watch OS | NA | |
| Apps | |||||
| Music | |||||