Fitbit Ionic vs. Garmin D2 Delta PX

Smartwatch Comparison, Reviews and Tests

Side by side comparison and review of Fitbit Ionic and Garmin D2 Delta PX. Compare design, displays, functions, batteries and other key specifications and features to simplify the choice of your perfect smartwatch. Our goal is to make it easier for you to decide on the watch that will best meet your expectations by revealing the main differences between the products.

Smartwatch Specifications Comparison

Fitbit Ionic vs. Garmin D2 Delta PX Comparison Chart
GENERAL Fitbit Ionic Garmin D2 Delta PX
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 51 mm
Height 12.4 mm 51 mm
Lenght 256.5 mm -
Depth 12.4 mm 17.5 mm
Weight 50 g 87 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 PX
Sensors Accelerometer, altimeter, heart rate Thermometre, barometric altimeter, 3-axis accelerometer, 3-axis compass, Pulse Ox sensor
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, blood oxygen saturation, 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, Garmin Connect compatible, Find my Device, store & play music, Garmin Elevate, TrueUp, Garmin AutoShot
Notifications Missed calls, calendar, SMS, social apps -
Vibrating Alert Yes Yes
Navigation (GPS) - GPS/GLONASS/Galileo receiver
Payment Technology - Garmin Pay
CONNECTIVITY Fitbit Ionic Garmin D2 Delta PX
Wireless Interface Bluetooth, IEEE 802.11b/g/n, NFC Bluetooth, Wi-Fi, ANT+
DISPLAY Fitbit Ionic Garmin D2 Delta PX
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 PX
Type Touch sensitive screen Touch buttons
CASE Fitbit Ionic Garmin D2 Delta PX
Case Size - 51 mm
Case Shape - Round
Bezel - Titanium
Case Back - Metal
Case Details Silver grey aluminium -
BAND Fitbit Ionic Garmin D2 Delta PX
Band Type Sport band Link bracelet
Band Width - 26 mm
Changeable - Yes
Band Material - DLC Titanium
Band Colour Ink blue/ice grey -
STORAGE Fitbit Ionic Garmin D2 Delta PX
Storage Capacity - 16 GB
BATTERY Fitbit Ionic Garmin D2 Delta PX
Battery Life 4 day(s) 20 day(s)
Battery Life Details - Smartwatch mode - up to 20 days
GPS mode - up to 32 hour(s)
GPS + SPO2 mode - up to 18 hour(s)
GPS with Music mode - up to 13 hour(s)
UltraTrac mode - up to 70 hour(s)
Rechargeable Battery - Yes
MISCELLANEOUS Fitbit Ionic Garmin D2 Delta PX
Included Accessories Charging cable, 2 wristbands (S+L) Charging/data cable, silicone wrist strap (black)
Preloaded Software - Garmin Pay, Garmin Pilot
Max Depth of Water Resistance 50 m 100 m
Warranty 1-year warranty -
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