Fitbit Inspire 3: specs, who it fits and compatible phones
Fitbit Inspire 3 is a smartwatch released in 2022 that works with iPhone and Android. It lists None, 5ATM and SpO2, Heart rate.
Specifications
| Release year | 2022 |
|---|---|
| Display | AMOLED |
| Battery as listed | Up to 10 days |
| Water rating | 5ATM |
| Case material | Plastic/aluminum |
| GPS type | None |
| Operating system | Fitbit OS |
| Works with | iPhone and Android |
| Connection | None |
| Plan needed | Optional |
| Health sensors | SpO2, Heart rate |
Who it fits
- Works with iPhone and Android.
- Lists an exact water rating of 5ATM or higher.
How it compares
Closest models from Fitbit
| Model | Release year | Case size | Battery as listed | Water rating | GPS type | Works with |
|---|---|---|---|---|---|---|
| Fitbit Sense 2 | 2022 | 40.5 mm | 6+ days | 5ATM | Standard GPS | iOS and Android |
| Fitbit Versa 4 | 2022 | - | Up to 6 days | 5ATM | Standard GPS | iOS and Android |
| Fitbit Charge 5 | 2021 | - | Up to 7 days | 5ATM | Standard GPS | iOS and Android |
Closest models from other brands
| Model | Release year | Case size | Battery as listed | Water rating | GPS type | Works with |
|---|---|---|---|---|---|---|
| Garmin Vivosmart 5 | 2022 | - | Up to 7 days | 5ATM | None | iOS and Android |
| Honor Band 7 | 2022 | - | Up to 14 days | 5ATM | None | iOS and Android |
| Realme Watch R100 | 2022 | 44 mm | 7 days (approx.) | IP68 | None | iOS and Android |
Compared with Fitbit Sense 2, Fitbit Inspire 3 lists a longer listed battery (10 days against 6) and Plastic/aluminum case material, where Fitbit Sense 2 lists Aluminum.
Compared with Fitbit Versa 4, Fitbit Inspire 3 lists a longer listed battery (10 days against 6) and Plastic/aluminum case material, where Fitbit Versa 4 lists Aluminum.
Compared with Fitbit Charge 5, Fitbit Inspire 3 lists a longer listed battery (10 days against 7), a newer release year (2022 against 2021) and Plastic/aluminum case material, where Fitbit Charge 5 lists Aluminum.
Compared with Garmin Vivosmart 5, Fitbit Inspire 3 lists a longer listed battery (10 days against 7) and Plastic/aluminum case material, where Garmin Vivosmart 5 lists Polymer.
Compared with Honor Band 7, Fitbit Inspire 3 lists a shorter listed battery (10 days against 14) and Plastic/aluminum case material, where Honor Band 7 lists Polymer.
Only values listed exactly are compared.
Position in the catalog
Its listed battery of 10 days is above 17% of 46 smartwatches with a single plain days value. Its exact water rating of 5ATM is above 4% of 78 smartwatches with a single exact ATM rating. It was released in 2022. Among 128 smartwatches with an exact release year, 24% were released in 2022 or earlier and 91% were released in 2022 or later.
Phone compatibility and plan
An optional plan adds features. Check the maker's page for terms.
Sensors and features are listed as the maker names them and are not medical measurements.
Related guides and lists
- Battery life explained
- Phone compatibility
- Water resistance ratings
- Sensors explained
- Fitbit smartwatches
- All models
Last verified September 26, 2026
Features change with updates. Check the maker's current details. See our methodology