Garmin Instinct 3 Solar Smartwatch 45mm vs Amazfit T-Rex Ultra 2 Smartwatch
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General
| Brand | Garmin | Amazfit |
| Model Name | Instinct 3 Solar | T-Rex Ultra 2 |
| Ideal For | Men, Women | Men, Women |
| Sales Package | Instinct 3 Solar 45mm, Charging/data cable, Documentation | Smartwatch, User Manual, Charger |
Design and Body
| Weight | 52 g | 89.2 g |
| Material | Fiber-Reinforced Polymer/Aluminum | Fiber-reinforced polymer Case with Grade 5 Titanium Bezel |
| Strap | 22mm Silicon | 26mm Silicon |
| Shape | Circle | Circle |
| Water Resistant | Yes | Yes |
| Water Resistant Depth | 100 m | 100 m |
| Water Resistant Certificate | 10 ATM | 10 ATM |
| Dust Proof | Yes | |
| Scratch Resistant | Yes |
Display
| Type | Black & White Sunlight-visible, transflective memory-in-pixel (MIP) | Color AMOLED |
| Touch | No | Yes |
| Size | 0.9 inches | 1.5 inches |
| Resolution | 176 x 176 pixels | 480 x 480 pixels |
| PPI | 453 ppi | 322 ppi |
| Ambient Light Sensor | Yes | |
| Always On Display | Yes | Yes |
| Glass Type | Power Glass | Sapphire |
| Features | Upto 3000 nits brightness |
Memory
| Inbuilt Memory | 128 MB | 64 GB |
Connectivity
| Wi-Fi | Yes, Wi-Fi 2.4GHz | |
| Bluetooth | Yes | Yes, 5.2 |
| Bluetooth Calling | No | Yes |
| GPS | Yes | Yes |
Extra
| Gyroscope | Yes | Yes |
| Inbuilt Microphone | Yes | Yes |
| Inbuilt Speaker | Yes | Yes |
| Notifications | Yes | Yes |
| Extra Features | Built-in Sports Apps, Health and Wellness | 180 Sports Modes, 120 Watch Faces, Full-Color Preloaded Base Maps, Ski & Alpine Mapping |
Camera
| Camera | No | |
| Flash | Yes, LED | Yes, Dual LED |
Technical
| OS | Zepp OS 2.0 | |
| Compatible OS | Android, iOS | Android 7.0 or later and iOS 12.0 and above |
Multimedia
| Music | Yes | No |
Battery
| Battery Capacity | 870 mAh | |
| Battery Type | Lithium ion | |
| Battery Backup | 28 days | 1 month |
| StandBy Time | Unlimited with solar |
Fitness Features and Sensors
| Heart Rate Monitor | Yes | Yes |
| SpO2 (Blood Oxygen) Monitor | Yes | Yes |
| BP Monitor | Yes | |
| Temperature Sensor | Yes | Yes |
| Pedometer | Yes | Yes |
| Altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Sleep Monitor | Yes | Yes |
| Reminder | Yes | Yes |
| Meters and Sensors | Accelerometer, Calorie Count, Step Count | Accelerometer, Calorie Count, Step Count, Geomagnetic, BioTracker 6.0 PPG biometric sensor |
| Extra Features | Alarm Clock, Stopwatch, Timer | Alarm Clock, Stopwatch, Timer |
Discuss
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