Polar Grit X vs. Garmin fēnix 7X Solar

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Polar Grit X and Garmin fēnix 7X Solar. 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. Garmin fēnix 7X Solar Comparison Chart
GENERAL Polar Grit X Garmin fēnix 7X Solar
Product Type Sport watch Sport watch
Supported Host Device OS iOS, Android iOS, Android
Activity/Sport Multisport Multisport
Wearing Style Watch style Watch style
Body Details With band: 64 g
Case only: 44 g
With band: 96 g
Case only: 68 g
Body Material Stainless steel Stainless steel, fibre-reinforced polymer
Protection Waterproof Water-resistant
Clock Display Yes Yes
FEATURES Polar Grit X Garmin fēnix 7X Solar
Sensors Digital compass, barometer, altimeter, heart rate Accelerometer, thermometre, gyro sensor, barometric altimeter, electromagnetic compass, optical heart sensor, Pulse Ox sensor
Tracking Data Distance, speed, calories burned, activity, heart rate, steps taken, pace, sleep stages, cadence, running power, swimming metrics, running index Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, pace, stress level, respiratory rate, active time, water balance, temperature
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 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
Notifications SMS, Email, incoming calls Calendar, SMS, Email, social apps, incoming calls, high and low heart rate
Vibrating Alert Yes Yes
Feedback Type Vibration alert, visual interface Audio alert, vibration alert, visual interface
Navigation (GPS) GPS/GLONASS/Galileo/QZSS receiver GPS/GLONASS/Galileo receiver
Payment Technology - Garmin Pay
CONNECTIVITY Polar Grit X Garmin fēnix 7X Solar
Wireless Interface Bluetooth Bluetooth, Wi-Fi, ANT+
DISPLAY Polar Grit X Garmin fēnix 7X Solar
Type Colour Memory-in-Pixel LCD - colour - transflective
Resolution 240 x 240 pixels 280 x 280 pixels
Screen Size 1.2" 1.4"
Screen Protection Corning Gorilla Glass (scratch resistant glass) Corning Gorilla Glass DX (scratch resistant glass)
Always On Display (AOD) Yes -
INPUT DEVICE Polar Grit X Garmin fēnix 7X Solar
Type Touch sensitive screen Touch sensitive screen, push buttons
CASE Polar Grit X Garmin fēnix 7X Solar
Case Size - 51 mm
Crystal Type Laminated Corning Gorilla Glass -
Case Shape Round Round
Bezel Stainless steel Stainless steel
Case Back - Metal
Case Details White/silver | Black DLC | Silver Slate grey
BAND Polar Grit X Garmin fēnix 7X Solar
Band Type Band Band
Band Size S -
Band Width 22 mm 26 mm
Fits Wrist with Circumference 130-190 mm 127-210 mm
Changeable Yes Yes
Clasp Type Buckle Buckle
Band Material Silicone Silicone
Band Colour White | Black | Green Black
STORAGE Polar Grit X Garmin fēnix 7X Solar
Storage Capacity - 16 GB
BATTERY Polar Grit X Garmin fēnix 7X Solar
Technology Lithium polymer Lithium Ion
Capacity 346 mAh -
Battery Life 7 day(s) -
Battery Life Details Watch mode - up to 7 days
Training mode - up to 40 hour(s)
Smartwatch mode - up to 28 days
Smartwatch mode (with solar) - up to 37 days
Battery Saver Watch Mode - up to 90 days
Battery Saver Watch Mode (with solar) - up to 1 year
GPS mode - up to 89 hour(s)
GPS mode (with solar) - up to 122 hour(s)
All satellite systems mode - up to 63 hours
All satellite systems mode (with solar) - up to 77 hours
All satellite systems with music mode - up to 16 hour(s)
Max Battery GPS Mode - up to 213 hour(s)
Max Battery GPS Mode (with solar) - up to 578 hour(s)
Expedition GPS Mode - up to 62 days
Expedition GPS Mode (with solar) - up to 139 days
Rechargeable Battery Yes Yes
MISCELLANEOUS Polar Grit X Garmin fēnix 7X Solar
Included Accessories USB charging cable Charging/data cable
Compliant Standards MIL-STD 810G -
SAR Value - 0.75 W/kg (body), 0.27 W/kg (limb)
Max Depth of Water Resistance 100 m 100 m
Max Operating Temperature 50 °C 45 °C
Min Operating Temperature -20 °C -20 °C
Warranty 2-year warranty -
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