Samsung Galaxy Watch Ultra 2 vs Amazfit T-Rex Ultra 2 Smartwatch
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General
| Brand | Samsung | Amazfit |
| Model | SM-L715FZSA | |
| Model Name | Watch Ultra 2 | T-Rex Ultra 2 |
| Sim | Yes, e-Sim | |
| Ideal For | Men, Women | Men, Women |
| Sales Package | Smartwatch, Charger, User Manual | Smartwatch, User Manual, Charger |
Design and Body
| Weight | 61.5 g | 89.2 g |
| Material | Titanium | Fiber-reinforced polymer Case with Grade 5 Titanium Bezel |
| Strap | 26mm Silicon | |
| Shape | Squicircle | Circle |
| Water Resistant | Yes | Yes |
| Water Resistant Depth | 100 m | 100 m |
| Water Resistant Certificate | 10 ATM, IP69K | 10 ATM |
| Dust Proof | Yes | Yes |
| Scratch Resistant | Yes | Yes |
Display
| Type | Color Super AMOLED | Color AMOLED |
| Touch | Yes, Multi Touch | Yes |
| Size | 1.52 inches | 1.5 inches |
| Resolution | 498 x 498 pixels | 480 x 480 pixels |
| PPI | 453 ppi | 322 ppi |
| Ambient Light Sensor | Yes | |
| Always On Display | Yes | Yes |
| Glass Type | Sapphire Crystal Glass | Sapphire |
| Features | 5000 Nits Peak Brightness | Upto 3000 nits brightness |
Memory
| RAM | 2 GB | |
| Inbuilt Memory | 64 GB | 64 GB |
Connectivity
| Wi-Fi | Yes, 802.11a/b/g/n 2.4GHz+5GHz | Yes, Wi-Fi 2.4GHz |
| Voice Calling | Yes | |
| Bluetooth | Yes, 6.0 | Yes, 5.2 |
| Bluetooth Calling | Yes | |
| GPS | Yes | Yes |
| 3G | Yes | |
| 4G | Yes | |
| VoLTE | Yes |
Extra
| NFC | Yes | |
| Gesture Control | Yes | |
| Gyroscope | Yes | Yes |
| Voice Assistant | Yes | |
| Inbuilt Microphone | Yes | Yes |
| Inbuilt Speaker | Yes | Yes |
| Notifications | Yes | Yes |
| Extra Features | Emergency SOS, Quick Button, Google Map Navigation, Special Sports Mode, One UI Watch 9 | 180 Sports Modes, 120 Watch Faces, Full-Color Preloaded Base Maps, Ski & Alpine Mapping |
Camera
| Flash | Yes, Dual LED |
Technical
| OS | Wear OS | Zepp OS 2.0 |
| Compatible OS | Android | Android 7.0 or later and iOS 12.0 and above |
| CPU Speed | 2.1 GHz |
Multimedia
| Music | No |
Battery
| Battery Capacity | 800 mAh | 870 mAh |
| Battery Type | Si/C Li-Ion | |
| Removable Battery | Non-Removable Battery | |
| Battery Backup | 2.5 days | 1 month |
| Fast Charging | Yes | |
| Wireless Charging | Yes |
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, Barometer, Bioelectrical Impedance Analysis Sensor, Electrical Heart Sensor, Geomagnetic Sensor, Advanced BioActive Sensor | Accelerometer, Calorie Count, Step Count, Geomagnetic, BioTracker 6.0 PPG biometric sensor |
| Extra Features | 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 | Alarm Clock, Stopwatch, Timer |
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