Apple Watch Series 3 vs. Emporio Armani Connected vs. Fitbit Charge 3 vs. Apple Watch Series 4 vs. Amazfit T-Rex
 | | | | | |
| AppleWatch Series 3Remove Buy Now | Emporio ArmaniConnectedRemove Buy Now | FitbitCharge 3Remove Buy Now | AppleWatch Series 4Remove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $329 | $245 | $150 | $329 | $140 |
| Release | 2017 | 2016 | 2018 | 2018 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | n/a | ||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | n/a | ||||
| Sleep | |||||
| Steps | |||||
| Swim | n/a | ||||
Battery | |||||
| Duration | 18 hours | 6 months | 7 days | Not Yet | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | ||||
| Mac | n/a | ||||
| Windows | n/a | Not yet | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | n/a | ||||
| GPS | n/a | ||||
| NFC | n/a | NA | |||
| Wi-Fi | n/a | ||||
Display | |||||
| Color | n/a | ||||
| Resolution | 340 x 272 or 390 x 312 | n/a | 66 x 18 | 384 x 480 | 360 x 360 |
| Size | 1.5 inches or 1.65 inches | n/a | .721 inches | 1.78 inches | 1.3 inches |
| Touch | n/a | ||||
| Type | AMOLED | n/a | OLED | MicroLED | AMOLED |
Functions | |||||
| Audio Speaker | n/a | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | n/a | ||||
Hardware | |||||
| Accelerometer | n/a | ||||
| Barometer or Altimeter | n/a | ||||
| Ultraviolet Sensor | n/a | ||||
| Water Resistance | 5 ATM | 10 ATM | 5 ATM | Not Yet | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | WatchOS 4 | n/a | NA | Watch OS 5 | Build-in |
| Apps | n/a | ||||
| Music | |||||