Fitbit Ionic vs. Garmin fēnix 6S Sapphire

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Fitbit Ionic and Garmin fēnix 6S Sapphire. 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 Ionic vs. Garmin fēnix 6S Sapphire Comparison Chart
GENERAL Fitbit Ionic Garmin fēnix 6S Sapphire
Product Type Smart watch Sport watch
Supported Host Device OS iOS, Android, Windows Phone iOS, Android
Wearing Style Watch style Watch style
Width 38.6 mm 42 mm
Height 12.4 mm 42 mm
Lenght 256.5 mm -
Depth 12.4 mm 13.8 mm
Weight 50 g 44 g
Body Material Aerospace-grade aluminium Stainless steel, fibre-reinforced polymer
Protection Water-resistant Waterproof
Colours Charcoal, smoke grey | Burnt orange, slate blue | Blue grey, silver grey -
Clock Display - Yes
FEATURES Fitbit Ionic Garmin fēnix 6S Sapphire
Sensors Accelerometer, altimeter, heart rate Accelerometer, barometric altimeter, pulse oximeter, 3-axis compass, optical heart sensor
Tracking Data Distance, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, pace, sleep stages, swim laps, active time Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation
Goal Setting Yes Yes
Features PurePulse heart rate technology, automatic exercise recognition, SmartTrack Bluetooth Smart technology, store & play music, PacePro pace guidance
Notifications Missed calls, calendar, SMS, social apps SMS, social apps, incoming calls
Vibrating Alert Yes Yes
Navigation (GPS) - GPS/GLONASS/Galileo receiver
CONNECTIVITY Fitbit Ionic Garmin fēnix 6S Sapphire
Wireless Interface Bluetooth, IEEE 802.11b/g/n, NFC Bluetooth, Wi-Fi, ANT+
DISPLAY Fitbit Ionic Garmin fēnix 6S Sapphire
Type LCD - colour Memory-in-Pixel LCD - colour - transflective
Resolution - 240 x 240 pixels
Screen Size - 1.2"
Screen Protection Corning Gorilla Glass 3 (scratch resistant glass) Sapphire glass
INPUT DEVICE Fitbit Ionic Garmin fēnix 6S Sapphire
Type Touch sensitive screen -
CASE Fitbit Ionic Garmin fēnix 6S Sapphire
Case Size - 42 mm
Case Shape - Round
Case Details Silver grey aluminium Rose gold-tone | Carbon grey DLC
BAND Fitbit Ionic Garmin fēnix 6S Sapphire
Band Type Sport band Band
Clasp Type - Buckle
Band Material - Silicone
Band Colour Ink blue/ice grey Powder grey | Black | Heathered black
STORAGE Fitbit Ionic Garmin fēnix 6S Sapphire
Storage Capacity - 32 GB
BATTERY Fitbit Ionic Garmin fēnix 6S Sapphire
Technology - Lithium Ion
Battery Life 4 day(s) -
Battery Life Details - Smartwatch mode - up to 9 days
GPS mode - up to 25 hour(s)
Max Battery GPS Mode - up to 50 hour(s)
Expedition GPS Mode - up to 20 days
Battery Saver Watch Mode - up to 34 days
GPS with Music mode - up to 6 hour(s)
Rechargeable Battery - Yes
MISCELLANEOUS Fitbit Ionic Garmin fēnix 6S Sapphire
Included Accessories Charging cable, 2 wristbands (S+L) Charging/data cable
Max Depth of Water Resistance 50 m 100 m
Warranty 1-year warranty 1-year warranty
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