Fitbit Flex 2 vs. Sony SmartBand 2 vs. Withings Go vs. Amazfit Verge vs. Apple Watch Series 4
 | | | | | |
| FitbitFlex 2Remove Buy Now | SonySmartBand 2Remove Buy Now | WithingsGoRemove Buy Now | AmazfitVergeRemove Buy Now | AppleWatch Series 4Remove Buy Now |
Basic Info | |||||
| Suggested Price | $100 | $130 | $80 | $160 | $329 |
| Release | 2016 | 2015 | 2016 | 2019 | 2018 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | |||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 5 days | 2 days | 8 months | 5 days | Not Yet |
| Rechargeable | |||||
Compatibility | |||||
| Android | n/a | ||||
| iOS | n/a | ||||
| Windows Phone | n/a | n/a | n/a | ||
| Mac | n/a | n/a | |||
| Windows | n/a | n/a | |||
Connectivity | |||||
| Bluetooth | n/a | ||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | n/a | n/a | n/a | ||
| Resolution | n/a | n/a | n/a | 454x454 | 384 x 480 |
| Size | n/a | n/a | n/a | 1.39 inches | 1.78 inches |
| Touch | n/a | n/a | n/a | ||
| Type | LED | n/a | E-Ink | OMOLED | MicroLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | n/a | ||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | IP58 | 5 ATM | IP68 | Not Yet |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | n/a | n/a | n/a | AMAZFIT OS | Watch OS 5 |
| Apps | n/a | ||||
| Music | |||||