Fitbit Flex 2 vs. Amazfit Arc vs. Apple Watch Series 4 vs. Diesel On Full Guard 2.5 vs. Fitbit Versa 2
![]() | ![]() | ![]() | ![]() | ![]() | |
FitbitFlex 2Remove Buy Now | AmazfitArcRemove Buy Now | AppleWatch Series 4Remove Buy Now | DieselOn Full Guard 2.5Remove Buy Now | FitbitVersa 2Remove Buy Now |
Basic Info | |||||
Suggested Price | $100 | $69.99 | $329 | $325 | $199 |
Release | 2016 | 2016 | 2018 | 2018 | 2019 |
Activity & Fitness | |||||
Calories | |||||
Cycling (Bicycling) | |||||
Distance | |||||
Heart | |||||
Oxygen | |||||
Sleep | |||||
Steps | |||||
Swim | |||||
Battery | |||||
Duration | 5 days | 20 days | Not Yet | 4 days | 5 days |
Rechargeable | |||||
Compatibility | |||||
Android | |||||
iOS | |||||
Windows Phone | n/a | ||||
Mac | |||||
Windows | |||||
Connectivity | |||||
Bluetooth | |||||
Cellular | |||||
GPS | |||||
NFC | |||||
Wi-Fi | |||||
Display | |||||
Color | n/a | ||||
Resolution | n/a | 72 x40 | 384 x 480 | 454x454 | 300 x 300 |
Size | n/a | 0.42 inches | 1.78 inches | 1.39 inches | 1.34 inches |
Touch | n/a | ||||
Type | LED | OLED | MicroLED | AMOLED | |
Functions | |||||
Audio Speaker | |||||
Clock | |||||
Phone | |||||
Vibration | |||||
Voice | |||||
Hardware | |||||
Accelerometer | |||||
Barometer or Altimeter | |||||
Ultraviolet Sensor | |||||
Water Resistance | 5 ATM | IP67 | Not Yet | 3 ATM | 5 ATM |
Notifications | |||||
Phone | |||||
Emails | |||||
Texts | |||||
Software | |||||
Operating System | n/a | Watch OS 5 | Wear OS | Build-in | |
Apps | |||||
Music |