Fitbit Ionic vs. Garmin D2 Delta S

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Fitbit Ionic and Garmin D2 Delta S. 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 D2 Delta S Comparison Chart
GENERAL Fitbit Ionic Garmin D2 Delta S
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 15.4 mm
Weight 50 g 65 g
Body Material Aerospace-grade aluminium 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 D2 Delta S
Sensors Accelerometer, altimeter, heart rate Accelerometer, thermometre, gyro sensor, heart rate, barometric altimeter, 3-axis compass
Tracking Data Distance, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, pace, sleep stages, swim laps, active time Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, stress level
Goal Setting Yes Yes
Features PurePulse heart rate technology, automatic exercise recognition, SmartTrack Music remote handling, HRmax, camera remote control, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device, store & play music, Garmin Elevate, TrueUp
Notifications Missed calls, calendar, SMS, social apps SMS, Email
Vibrating Alert Yes Yes
Navigation (GPS) - GPS/GLONASS receiver
Payment Technology - Garmin Pay
CONNECTIVITY Fitbit Ionic Garmin D2 Delta S
Wireless Interface Bluetooth, IEEE 802.11b/g/n, NFC Bluetooth, Wi-Fi, ANT+
DISPLAY Fitbit Ionic Garmin D2 Delta S
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) Domed sapphire crystal
INPUT DEVICE Fitbit Ionic Garmin D2 Delta S
Type Touch sensitive screen Touch buttons
CASE Fitbit Ionic Garmin D2 Delta S
Case Size - 42 mm
Case Shape - Round
Bezel - Stainless steel
Case Back - Metal
Case Details Silver grey aluminium Rose gold-tone
BAND Fitbit Ionic Garmin D2 Delta S
Band Type Sport band Band
Band Width - 20 mm
Changeable - Yes
Clasp Type - Buckle
Band Material - Leather
Band Colour Ink blue/ice grey Beige
STORAGE Fitbit Ionic Garmin D2 Delta S
Storage Capacity - 16 GB
BATTERY Fitbit Ionic Garmin D2 Delta S
Technology - Lithium Ion
Battery Life 4 day(s) 7 day(s)
Battery Life Details - Smartwatch mode - up to 7 days
GPS mode - up to 11 hour(s)
GPS with Music mode - up to 4.5 hour(s)
UltraTrac mode - up to 25 hour(s)
Rechargeable Battery - Yes
MISCELLANEOUS Fitbit Ionic Garmin D2 Delta S
Included Accessories Charging cable, 2 wristbands (S+L) Charging/data cable, silicone wrist strap (white)
Preloaded Software - Garmin Pay, Garmin Pilot
Max Depth of Water Resistance 50 m 100 m
Warranty 1-year warranty -
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