Garmin fēnix 7 Sapphire Solar vs. Amazfit T-Rex 2

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Garmin fēnix 7 Sapphire Solar 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

Garmin fēnix 7 Sapphire Solar vs. Amazfit T-Rex 2 Comparison Chart
GENERAL Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Product Type Sport watch Smart watch
Operating System - Zepp OS
Supported Host Device OS iOS, Android iOS 12 or later, Android 7.0 (Nougat) or later
Activity/Sport Multisport Multisport
Wearing Style Watch style Watch style
Width - 47.1 mm
Height - 47.1 mm
Depth - 13.65 mm
Weight - 66.5 g
Body Details With silicone band: 73 g
Case only: 50 g
-
Body Material Titanium, fibre-reinforced polymer Polymer
Protection Water-resistant Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant
Clock Display Yes Yes
FEATURES Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Sensors Accelerometer, thermometre, gyro sensor, barometric altimeter, electromagnetic compass, optical heart sensor, Pulse Ox sensor Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor
Tracking Data Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, pace, stress level, respiratory rate, active time, water balance, temperature 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 Music remote handling, find phone function, VIRB control, inactivity alert, Move IQ, Find my Device, Downloadable workouts, store & play music, rejecting a call, LiveTrack, Physio TrueUp, PacePro pace guidance, solar charging, animated workouts, weather information, dual grid coordinates format, Body Battery Energy Monitor 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 Calendar, SMS, Email, social apps, incoming calls, high and low heart rate Missed calls, calendar, incoming calls, applications
Vibrating Alert Yes Yes
Feedback Type Audio alert, vibration alert, visual interface Vibration alert, visual interface
Navigation (GPS) GPS/GLONASS/Galileo receiver GPS receiver
Payment Technology Garmin Pay -
CONNECTIVITY Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Wireless Interface Bluetooth, Wi-Fi, ANT+ Bluetooth 5.0 BLE
DISPLAY Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Type Memory-in-Pixel LCD - colour - transflective AMOLED - colour
Resolution 260 x 260 pixels 454 x 454 pixels
Screen Size 1.3" 1.39"
Pixel Density - 326 ppi
Screen Protection Power Sapphire -
Always On Display (AOD) - Yes
INPUT DEVICE Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Type Touch sensitive screen, push buttons Touch sensitive screen, touch buttons
CASE Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Case Size 47 mm -
Case Shape Round Round
Bezel Titanium -
Case Back Metal -
Case Details Titanium carbon grey DLC | Mineral blue titanium | Titanium | Titanium black DLC Ember black | Wild green | Desert khaki | Astro black and gold
BAND Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Band Type Vented bracelet Strap
Band Width 22 mm -
Fits Wrist with Circumference 132-215 mm 140-205 mm
Changeable Yes -
Clasp Type Butterfly Buckle
Band Material Titanium Silicone
Band Colour Titanium carbon grey DLC | Black | Whitestone | Chestnut Ember black | Wild green | Desert khaki
STORAGE Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Storage Capacity 32 GB -
BATTERY Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Technology Lithium Ion -
Capacity - 500 mAh
Battery Life - 24 day(s)
Battery Life Details Smartwatch mode - up to 18 days
Smartwatch mode (with solar) - up to 22 days
Battery Saver Watch Mode - up to 57 days
Battery Saver Watch Mode (with solar) - up to 173 days
GPS mode - up to 57 hour(s)
GPS mode (with solar) - up to 73 hour(s)
All satellite systems mode - up to 40 hours
All satellite systems mode (with solar) - up to 48 hours
All satellite systems with music mode - up to 10 hour(s)
Max Battery GPS Mode - up to 136 hour(s)
Max Battery GPS Mode (with solar) - up to 289 hour(s)
Expedition GPS Mode - up to 40 days
Expedition GPS Mode (with solar) - up to 74 days
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 Yes
Recharge Time - 2 hour(s)
MISCELLANEOUS Garmin fēnix 7 Sapphire Solar Amazfit T-Rex 2
Included Accessories Silicon wristband, charging/data cable Magnetic charging dock
Preloaded Software - Zepp App
Compliant Standards - MIL-STD 810G
SAR Value 0.3 W/kg (body), 0.3 W/kg (limb) -
Max Depth of Water Resistance 100 m 100 m
Max Operating Temperature 45 °C -
Min Operating Temperature -20 °C -
Warranty - 1-year warranty
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