Fitbit Ionic
Quick details
Released
September 2017
Dimensions
38.59 x 38.59 x 12.2 mm
Operating system
FitbitOS
Display 1.42 inch colour LCD touchscreen
Battery life Up to 5 days; up to 10 hours with GPS
Water resistance 5 ATM
GPS Yes
Sensors 3-axis accelerometer, gyroscope, magnetometer/compass, altimeter, GPS + GLONASS, optical heart rate, ambient light, SpO2, temperature, vibration motor, NFC
Technical specifications
General
Release date 2017-10
Product type Smartwatch
Physical size 38.59 x 38.59 x 12.2 mm
Weight 50 g
Material Anodized aluminium housing and buckle; flexible elastomer band
Water resistance 5 ATM
Color options Blue Gray / Silver Gray, Charcoal / Smoke Gray, Slate Blue / Burnt Orange; Ionic adidas edition: Ink Blue & Ice Gray / Silver Gray
Display type Colour LCD touchscreen
Display size 1.42 inches
Display resolution 348 x 250 pixels
Display brightness Up to 1,000 nits
Display protection Cover glass; exact type not published
Battery Rechargeable lithium-polymer battery; 195 mAh
Battery life Up to 5 days; up to 10 hours with GPS
Charging Proprietary USB charging cable
Charging time About 2 hours
Sensors
GNSS type Built-in GNSS
GPS Yes
GALILEO No
GLONASS Yes
QZSS No
Beidou No
Accelerometer Yes
Gyroscope Yes
Barometric altimeter Yes
Compass Yes
Geomagnetic Yes
Ambient light sensor Yes
Optical heart rate Yes
Electrical heart rate No
SpO2 Yes
Temperature Yes
Galvanic skin response No
Microphone No
Speakers No
Vibration motor Yes
Health & activity tracking
Steps Yes
Distance Yes
Calories burned Yes
Floors Yes
Sports tracking Yes
Sleep Yes
Heart rate Yes
HRV Yes
Stress No
Blood oxygen Yes
Respiration rate Yes
Skin temperature Yes
ECG No
Blood pressure No
Body composition No
Glucose No
Hydration level No
UV exposure No
Calorie intake No
Daily Readiness No
Cardio Load No
Target Load No
Hyperglycemia risk assessment No
Arterial stiffness detection No
Pulse wave arrhythmia analysis No
Daily smart features
Smartphone compatibility Fitbit app on compatible Android/iOS phones
Operating system at launch FitbitOS
Storage About 2.5 GB user-available
Data retention 7 days detailed data; 30 days daily totals
Bluetooth Yes (4.0)
Wi-Fi 2.4 GHz Wi-Fi; no 5 GHz
NFC / connected pay Yes
UWB No
Cellular No
Smartphone notifications Yes
Bluetooth calling No
Smartphone music control Yes
On-board music storage Yes (personal music and supported offline music apps)
Voice assistant No
Links
Affiliate link Amazon
Read more Fitbit Ionic review
These technical specs are correct to the best of our knowledge at the time of publishing.
