Amazfit T-Rex 3 Pro Smartwatch 48mm vs Samsung Galaxy Watch 8
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General
| Brand | Amazfit | Samsung |
| Model Name | T-Rex 3 Pro | Galaxy Watch 8 |
| Sim | No | |
| Ideal For | Men, Women | Men, Women |
| Sales Package | Smartwatch 48mm, User Manual | Smartwatch, Charger, User Manual |
Design and Body
| Weight | 52 g | 30 g |
| Material | Military-grade design with grade 5 titanium bezel | Armor Aluminum |
| Strap | 22mm Silicon | |
| Shape | Circle | Squircle |
| Water Resistant | Yes | Yes |
| Water Resistant Depth | 45 m | 100 m |
| Water Resistant Certificate | 10ATM | 5ATM + IP68 / MIL-STD-810H |
| Dust Proof | Yes | Yes |
| Scratch Resistant | No |
Display
| Type | Color AMOLED | Color Super AMOLED |
| Touch | Yes | Yes, Multi Touch |
| Size | 1.5 inches | 1.34 inches |
| Resolution | 480 x 480 pixels | 438 x 438 pixels |
| PPI | 453 ppi | 327 ppi |
| Ambient Light Sensor | Yes | Yes |
| Always On Display | Yes | Yes |
| Glass Type | Sapphire Glass | Sapphire Glass |
| Features | 3000 Nits Brightness | 3000 Nits Brightness |
Memory
| RAM | 2 GB | |
| Inbuilt Memory | 32 GB |
Connectivity
| Wi-Fi | Yes, 2.4+5GHz | |
| Bluetooth | Yes, 5.0 | Yes, 5.3 |
| Bluetooth Calling | Yes | Yes |
| GPS | Yes | Yes |
Extra
| NFC | Yes | |
| Gesture Control | Yes | |
| Gyroscope | Yes | Yes |
| Voice Assistant | Yes | Yes, Google Gemini |
| Inbuilt Microphone | Yes | Yes |
| Inbuilt Speaker | Yes | Yes |
| Notifications | Yes | Yes |
| Extra Features | 180+ sport modes, Zepp Flow App, Smarter Metrics | Samsung Pay |
Camera
| Flash | LED |
Technical
| OS | Zepp OS 5 | Wear OS 6 |
| Compatible OS | Android 5.0 or iOS 10.0 and above | Android 12.0 or higher and with more than 1.5GB of memory |
| CPU | Exynos W1000 | |
| CPU Speed | 1.6 GHz | |
| GPU | Mali-G68 |
Multimedia
| Music | Yes |
Battery
| Battery Capacity | 700 mAh | 325 mAh |
| Battery Type | Lithium-Ion Polymer | Li-ion |
| Removable Battery | Non-Removable Battery | |
| Battery Backup | 25 days | Up to 30 Hours |
| Wireless Charging | Yes |
Fitness Features and Sensors
| Heart Rate Monitor | Yes | Yes, Optical |
| SpO2 (Blood Oxygen) Monitor | Yes | Yes |
| BP Monitor | Yes | |
| Temperature Sensor | Yes | Yes |
| Pedometer | Yes | Yes |
| Altimeter | Yes | |
| Compass | Yes | Yes |
| Sleep Monitor | Yes | Yes |
| Reminder | Yes | Yes |
| Meters and Sensors | Accelerometer, Calorie Count, Step Count, BioTracker 2 PPG Bio-Tracking Optical Sensor, Geomagnetic Sensor, Barometric | Accelerometer, Calorie Count, Step Count, Barometer, Bioelectrical Impedance Analysis Sensor, Electrical Heart Sensor, Geomagnetic Sensor, Light Sensor |
| Extra Features | Alarm Clock, Stopwatch, Timer | Alarm Clock, Stopwatch, Timer, Advanced Sleep Coaching (Bedtime Guidance), BIA (Bioelectrical Impedance Analysis), ECG, Irregular Heart Rhythm Notification Personalized Heart Rate Zones, Continuous SpO2, Skin Temperature, Sleep Apnea, Energy Score, Vascular Load, Antioxidant Index, Running Coach |
Warranty
| Warranty | 1 year | 1 year |
| Covered in Warranty | Manufacturing Defects | |
| Not Covered in Warranty | Physical Damage | |
| Warranty Service Type | Carry in |
Discuss
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