Fitbit Air
Quick details
Released
May 2026
Dimensions
34.9 x 17 x 8.3 mm
Operating system
FitbitOS
Display None
Battery life Up to 7 days
Water resistance 5 ATM; IP68
GPS Connected GPS
Sensors Accelerometer, gyroscope, optical heart rate, SpO2, device temperature
Technical specifications
General
Release date 2026-05-26
Product type Screenless fitness tracker
Physical size 34.9 x 17 x 8.3 mm
Weight 5.2 g without band; 12 g with band
Material Housing: recycled polycarbonate and PBT plastics; textile band with stainless steel buckle
Water resistance 5 ATM; IP68
Color options Obsidian band / Matte Black stainless steel buckle, Berry band / Polished Champagne Gold stainless steel buckle, Lavender band / Polished Silver stainless steel buckle, Fog band / Polished Silver stainless steel buckle
Display type None
Display size Not applicable
Display resolution Not applicable
Display brightness Not applicable
Display protection Not applicable
Battery Rechargeable lithium-polymer battery; 34.5 mAh
Battery life Up to 7 days
Charging USB-C charging cable
Charging time 90 minutes to 100%; 5 minutes for 1 day
Sensors
GNSS type Connected GPS
GPS Connected GPS
GALILEO No
GLONASS No
QZSS No
Beidou No
Accelerometer Yes
Gyroscope Yes
Barometric altimeter No
Compass No
Geomagnetic No
Ambient light sensor No
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 No
Sports tracking Yes
Sleep Yes
Heart rate Yes
HRV Yes
Stress Yes
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 Yes
Cardio Load Yes
Target Load Yes
Hyperglycemia risk assessment No
Arterial stiffness detection No
Pulse wave arrhythmia analysis Yes
Daily smart features
Smartphone compatibility Android 11+; iOS 16.4+
Operating system at launch FitbitOS
Data retention 7 days detailed data; 30 days daily totals
Bluetooth Yes (5.0)
Wi-Fi No
NFC / connected pay No
UWB No
Cellular No
Smartphone notifications No
Bluetooth calling No
Smartphone music control No
On-board music storage No
Voice assistant No
Links
These technical specs are correct to the best of our knowledge at the time of publishing.
