Samsung Gear S3 Frontier vs. Amazfit T-Rex 2

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Samsung Gear S3 Frontier and Amazfit T-Rex 2. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.

Smartwatch Specifications Comparison

Samsung Gear S3 Frontier vs. Amazfit T-Rex 2 Comparison Chart
GENERAL Samsung Gear S3 Frontier Amazfit T-Rex 2
Product Type Smart watch Smart watch
Operating System Tizen OS Zepp OS
Supported Host Device OS Android iOS 12 or later, Android 7.0 (Nougat) or later
Activity/Sport - Multisport
Wearing Style Watch style Watch style
Audio Input Microphone -
Audio Output Speaker -
Width 46 mm 47.1 mm
Height 49 mm 47.1 mm
Depth 12.9 mm 13.65 mm
Weight 63 g 66.5 g
Body Material Stainless steel Polymer
Protection Dustproof, waterproof Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant
Clock Display Yes Yes
FEATURES Samsung Gear S3 Frontier Amazfit T-Rex 2
Sensors Accelerometer, ambient light sensor, barometer, altimeter, gyro sensor, heart rate Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor
Tracking Data Distance, time, speed, calories burned, activity, heart rate, steps taken, water vs. caffeine intake Distance, calories burned, sleep activity, heart rate, blood oxygen saturation, sleep stages, stress level, menstrual cycle
Modes - 150+ sports modes
Goal Setting Yes Yes
Features Find phone function, making a call Camera remote control, find phone function, flashlight, alarm, realtime location tracking, weather information, event reminders, PAI Health Assessment System, pomodoro timer, stopwatch timer, PeakBeats workout status algorithm, OxygenBeats algorithm, ExerSense algorithm, SomnusCare, Dual-band navigation
Notifications - Missed calls, calendar, incoming calls, applications
Vibrating Alert Yes Yes
Feedback Type - Vibration alert, visual interface
Digital Player MP3, WMA, WAV, AAC, AMR, M4A, OGG, 3GA, AWB, OGA -
Navigation (GPS) - GPS receiver
CONNECTIVITY Samsung Gear S3 Frontier Amazfit T-Rex 2
Wireless Interface IEEE 802.11b/g/n, NFC, Bluetooth 4.2 Bluetooth 5.0 BLE
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
DISPLAY Samsung Gear S3 Frontier Amazfit T-Rex 2
Type Super AMOLED - colour AMOLED - colour
Resolution 360 x 360 pixels 454 x 454 pixels
Screen Size 1.3" 1.39"
Pixel Density - 326 ppi
Colour Depth 24-bit (16.7 million colours) -
Screen Protection Corning Gorilla Glass SR+ (scratch resistant glass) -
Always On Display (AOD) Yes Yes
INPUT DEVICE Samsung Gear S3 Frontier Amazfit T-Rex 2
Type Touch sensitive screen Touch sensitive screen, touch buttons
CASE Samsung Gear S3 Frontier Amazfit T-Rex 2
Case Size 46 mm -
Case Shape Round Round
Case Details Black Ember black | Wild green | Desert khaki | Astro black and gold
BAND Samsung Gear S3 Frontier Amazfit T-Rex 2
Band Type Band Strap
Fits Wrist with Circumference - 140-205 mm
Clasp Type Buckle Buckle
Band Material Silicone Silicone
Band Colour Black Ember black | Wild green | Desert khaki
STORAGE Samsung Gear S3 Frontier Amazfit T-Rex 2
Storage Capacity 4 GB -
User Memory 1.5 GB -
RAM Samsung Gear S3 Frontier Amazfit T-Rex 2
RAM Size 768 MB -
CPU Samsung Gear S3 Frontier Amazfit T-Rex 2
Manufacturer Samsung -
CPU Type Exynos 7270 -
Clock Speed 1 GHz -
BATTERY Samsung Gear S3 Frontier Amazfit T-Rex 2
Capacity 380 mAh 500 mAh
Battery Life 4 day(s) 24 day(s)
Battery Life Details - Typical usage - up to 24 days
Battery safe mode - up to 45 days
Heavy usage - up to 10 days
Accurate mode (with GPS) - up to 26 hour(s)
Balanced mode (with GPS) - up to 50 hour(s)
Power saving mode (with GPS) - up to 58 hour(s)
Ultra-low temperature (with GPS) - up to 10 hour(s)
Ultra-low temperature (without GPS) - up to 9 days
Rechargeable Battery - Yes
Recharge Time - 2 hour(s)
Wireless Charging Yes -
MISCELLANEOUS Samsung Gear S3 Frontier Amazfit T-Rex 2
Included Accessories Power adapter, wireless charging dock Magnetic charging dock
Preloaded Software Stopwatch, Contacts, E-mail, Messages, Music Player, Alarm, Phone, Gallery, Weather, Navigation, Timer, Bloomberg Zepp App
Compliant Standards MIL-STD 810G, IP68 MIL-STD 810G
Max Depth of Water Resistance - 100 m
Manufacturer Model Number SM-R760 -
Warranty - 1-year warranty
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