Samsung Gear S vs. TomTom Adventurer vs. Garmin Vivofit 3 vs. Garmin 645 Music vs. Amazfit T-Rex
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| SamsungGear SRemove Buy Now | TomTomAdventurerRemove Buy Now | GarminVivofit 3Remove Buy Now | Garmin645 MusicRemove Buy Now | AmazfitT-RexRemove Buy Now |
Basic Info | |||||
| Suggested Price | $250 | $350 | $100 | $450 | $140 |
| Release | 2013 | 2016 | 2016 | 2018 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Cycling (Bicycling) | |||||
| Distance | |||||
| Heart | n/a | ||||
| Oxygen | |||||
| Sleep | |||||
| Steps | |||||
| Swim | |||||
Battery | |||||
| Duration | n/a | n/a | 1 year | 7 days | 20 days |
| Rechargeable | |||||
Compatibility | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | n/a | n/a | |||
| Mac | n/a | n/a | |||
| Windows | n/a | n/a | |||
Connectivity | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | 480 x 360 | n/a | 64 x 64 | 240 x 240 | 360 x 360 |
| Size | 2 inches | n/a | 0.55 inches | 1.2 inches | 1.3 inches |
| Touch | |||||
| Type | Super AMOLED | n/a | n/a | MIP | AMOLED |
Functions | |||||
| Audio Speaker | Bluetooth | ||||
| Clock | |||||
| Phone | n/a | ||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP67 | 5 ATM | 5 ATM | 5 ATM | 5 ATM |
Notifications | |||||
| Phone | n/a | ||||
| Emails | n/a | ||||
| Texts | n/a | ||||
Software | |||||
| Operating System | Tizen | n/a | n/a | Build-in | |
| Apps | |||||
| Music | |||||