Polar Grit X vs. Polar Unite

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Polar Grit X and Polar Unite. 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

Polar Grit X vs. Polar Unite Comparison Chart
GENERAL Polar Grit X Polar Unite
Product Type Sport watch Sport watch
Supported Host Device OS iOS, Android iOS, Android
Activity/Sport Multisport -
Wearing Style Watch style Watch style
Width - 43.4 mm
Height - 43.4 mm
Depth - 10.4 mm
Weight - 32 g
Body Details With band: 64 g
Case only: 44 g
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Body Material Stainless steel Fibreglass reinforced polymer
Protection Waterproof Water-resistant
Clock Display Yes Yes
FEATURES Polar Grit X Polar Unite
Sensors Digital compass, barometer, altimeter, heart rate Accelerometer, ambient light sensor, optical heart sensor
Tracking Data Distance, speed, calories burned, activity, heart rate, steps taken, pace, sleep stages, cadence, running power, swimming metrics, running index Distance, calories burned, activity, sleep activity, heart rate, steps taken
Goal Setting Yes Yes
Features Fitness test, VO2 max, inactivity alert, alarm, Serene (breathing exercise), weather information, Nightly Recharge recovery measurement, FitSpark training guide, FuelWise smart fueling assistant, Hill Splitter, Route guidance, Route planning with Komoot, Energy sources Fitness test, Bluetooth Smart technology, inactivity alert, GPS via mobile, guided breathing session, Nightly Recharge recovery measurement, FitSpark training guide
Notifications SMS, Email, incoming calls Calendar, SMS, Email
Vibrating Alert Yes Yes
Feedback Type Vibration alert, visual interface -
Navigation (GPS) GPS/GLONASS/Galileo/QZSS receiver -
CONNECTIVITY Polar Grit X Polar Unite
Wireless Interface Bluetooth Bluetooth
Connectors - USB
DISPLAY Polar Grit X Polar Unite
Type Colour IPS - colour
Resolution 240 x 240 pixels 240 x 204 pixels
Screen Size 1.2" -
Screen Protection Corning Gorilla Glass (scratch resistant glass) -
Always On Display (AOD) Yes -
INPUT DEVICE Polar Grit X Polar Unite
Type Touch sensitive screen Touch sensitive screen
CASE Polar Grit X Polar Unite
Crystal Type Laminated Corning Gorilla Glass -
Case Shape Round Round
Bezel Stainless steel -
Case Details White/silver | Black DLC | Silver -
BAND Polar Grit X Polar Unite
Band Type Band Band
Band Size S S/L
Band Width 22 mm 20 mm
Fits Wrist with Circumference 130-190 mm 130-210 mm
Changeable Yes Yes
Clasp Type Buckle Snap & slip
Band Material Silicone Silicone
Band Colour White | Black | Green Black | Blue | Pink | White
BATTERY Polar Grit X Polar Unite
Technology Lithium polymer Lithium polymer
Capacity 346 mAh 174 mAh
Battery Life 7 day(s) -
Battery Life Details Watch mode - up to 7 days
Training mode - up to 40 hour(s)
Watch mode + HR - up to 4 days
Training mode + HR - up to 50 hour(s)
Rechargeable Battery Yes Yes
MISCELLANEOUS Polar Grit X Polar Unite
Included Accessories USB charging cable Charging/data cable
Preloaded Software - Polar Fitness Test, Polar Flow
Compliant Standards MIL-STD 810G -
Max Depth of Water Resistance 100 m 30 m
Max Operating Temperature 50 °C 50 °C
Min Operating Temperature -20 °C -10 °C
Warranty 2-year warranty 2-year warranty
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