Fitbit Air
- Works with
- iPhone and Android
- Battery
- 7 days
- Water resistance
- 5 ATM
- Weight
- 5.2 g
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Fitbit Air at a glance
-
Battery
About a week
Up to 7 days in smartwatch mode.
-
Health
Heart, sleep and more
Measures blood oxygen and skin temperature.
-
Phone & smart
iPhone and Android
Notifications from your phone.
-
Build
5 ATM water rating
5.2 g.
Fitbit Air full specifications
Overview
| Brand | |
|---|---|
| Model | Fitbit Air |
| Series | Fitbit |
| Versions | Special Edition Stephen Curry, Special Edition Pokémon Sleep |
| Colours | Obsidian, Berry, Lavender, Fog, Rye, Sleepy Blue |
Platform & apps
Works with iPhone and Android phones, running Fitbit OS.
| Operating system | Fitbit OS |
|---|---|
| Works with | iPhone and Android |
| Minimum iOS | iOS 16.4 |
| Minimum Android | Android 11 |
| Software support | 2 years |
Design & durability
Weighs 5.2 g.
Rated 5 ATM: fine for swimming laps and showers.
| Case shape | Band |
|---|---|
| Dimensions | 34.9 x 17 x 8.3 mm |
| Thickness | 8.3 mm |
| Weight (case) | 5.2 g |
| Weight with band | 12 g |
| Case material | Recycled polycarbonate and PBT plastics |
| Band material | Textile with stainless steel buckle |
| Fits wrists | 130-210 mm |
| Water resistance | 5 ATM |
Battery
About a week: up to 7 days in smartwatch mode.
Real battery life depends on screen brightness, notifications and workouts.
| Battery (smartwatch mode) | 7 days |
|---|---|
| All battery modes | Battery saver: 7 days |
| Battery type | Lithium-polymer |
| Charging | USB-C |
| Full charge time | 90 min |
| Fast charging | 1 day of battery life in 5 min |
Health & sensors
Tracks heart rate around the clock, plus blood oxygen and skin temperature.
| Sensors | optical HR, accelerometer, gyroscope, SpO2, skin temperature |
|---|---|
| Heart-rate tracking | 24/7 |
| Blood oxygen (SpO2) | Yes |
| Skin temperature | Yes |
Smart features
| Bluetooth | Bluetooth 5.0 |
|---|
Specs compiled from Google's product pages and datasheets. Manufacturers revise hardware between versions, so check the version on the box. Spotted an error? Tell us.
Fitbit Air vs the alternatives
Side-by-side spec comparisons with the closest rivals.