Fitbit Surge vs. Amazfit T-Rex Pro

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Fitbit Surge and Amazfit T-Rex Pro. 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

Fitbit Surge vs. Amazfit T-Rex Pro Comparison Chart
GENERAL Fitbit Surge Amazfit T-Rex Pro
Product Type Smart watch Smart watch
Supported Host Device OS iOS, Android, Windows Phone iOS 10 or later, Android 5.0 (Lollipop) or later
Activity/Sport - Multisport
Wearing Style Wrist Watch style
Width 34 mm -
Lenght 160 mm - 200 mm -
Body Details - With band: 59.4 g
Body Material - Polycarbonate
Protection Waterproof Water-resistant, temperature protection, salt fog protection, freezeproof
Colours Black | Blue | Tangerine Desert grey
Clock Display Yes Yes
FEATURES Fitbit Surge Amazfit T-Rex Pro
Sensors Ambient light sensor, 3-axis gyro sensor, digital compass, altimeter, heart rate, 3-axis accelerometer Ambient light sensor, 3-axis gyro sensor, geomagnetic sensor, barometric altimeter, 3-axis accelerometer, BioTracker 2 PPG biological tracking optical sensor
Tracking Data Distance, time, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed Distance, calories burned, sleep activity, heart rate, blood oxygen saturation
Goal Setting - Yes
Features Music remote handling Music remote handling, event reminders
Notifications Missed calls, SMS SMS, incoming calls, applications
Vibrating Alert Yes Yes
Navigation (GPS) - GPS/GLONASS/Galileo/BeiDou receiver
CONNECTIVITY Fitbit Surge Amazfit T-Rex Pro
Wireless Interface Bluetooth 4.0 Bluetooth 5.0
Bluetooth Profiles Audio/Video Remote Control Profile (AVRCP) -
DISPLAY Fitbit Surge Amazfit T-Rex Pro
Type LCD - monochrome AMOLED - colour
Resolution - 360 x 360 pixels
Screen Size - 1.3"
Dimensions (WxH) 20.88 mm x 24.36 mm -
Screen Protection - Tempered glass
Always On Display (AOD) - Yes
INPUT DEVICE Fitbit Surge Amazfit T-Rex Pro
Type Touch sensitive screen Touch sensitive screen
CASE Fitbit Surge Amazfit T-Rex Pro
Case Shape - Round
Case Details - Meteorite black | Steel blue
BAND Fitbit Surge Amazfit T-Rex Pro
Band Type - Band
Band Size XL -
Band Width - 22 mm
Fits Wrist with Circumference 198-226 mm -
Clasp Type - Buckle
Band Material - Silicone rubber
Band Colour - Meteorite black | Blue steel
BATTERY Fitbit Surge Amazfit T-Rex Pro
Technology Lithium polymer Lithium polymer
Capacity - 390 mAh
Battery Life 168 hours 18 day(s)
Battery Life Details - Typical usage - up to 18 days
Heavy usage - up to 9 days
GPS mode - up to 40 hour(s)
Rechargeable Battery - Yes
Recharge Time 2 hour(s) 1.5 hour(s)
MISCELLANEOUS Fitbit Surge Amazfit T-Rex Pro
Included Accessories USB charging cable, wireless sync dongle Magnetic charging dock
Preloaded Software Clock, Silent alarm, Track Log, Caller Name ID -
Compliant Standards Directive 1999/5/EC, FCC Part 15, R&TTE, Nordic Ecolabel, EN60950-1:2006 + A11:2009 + A1:2010 + A12:2011 -
Max Depth of Water Resistance - 100 m
Max Operating Temperature 45 °C 70 °C
Min Operating Temperature -20 °C -40 °C
Warranty - 1-year warranty
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