Polar Loop 2 vs. Amazfit Stratos vs. Garmin Vivoactive 3 vs. HTC re Grip vs. Fitbit Sense 2
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| PolarLoop 2Remove Buy Now | AmazfitStratosRemove Buy Now | GarminVivoactive 3Remove Buy Now | HTCre GripRemove Buy Now | FitbitSense 2Remove Buy Now |
Basic Info | |||||
| Suggested Price | $120 | $199 | $299 | $199 | $300 |
| Release | 2015 | 2018 | 2017 | 2020 | 2022 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | 8 days (without notifications) | 5 days | 7 days | 5 hours to 2.5 days | 6 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | NA | |||
| Mac | n/a | NA | |||
| Windows | n/a | NA | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | 320 x 300 | 240 x 240 | 160 x 32 | 336x336 |
| Size | n/a | 1.34 inches | 1.2 inches | 1.8 inches | 1.59 inches |
| Touch | |||||
| Type | LED | OLED | MIP | PMOLED | AMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 2 ATM | 5 ATM | 5 ATM | IP57 | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | Proprietary | NA | ||
| Apps | |||||
| Music | |||||