Realme Watch (1st gen): specs, who it fits and compatible phones
Realme Watch (1st gen) is a smartwatch released in 2021 that works with iPhone and Android.
Specifications
| Release year | 2021 |
|---|---|
| Case size | Not listed |
| Display | TFT (approx.) |
| Battery as listed | 9 days (approx.) |
| Water rating | IP68 (approx.) |
| Case material | Polymer |
| GPS type | None |
| Operating system | Proprietary (RTOS) |
| Works with | iPhone and Android |
| Connection | None |
| Plan needed | None |
| Health sensors | SpO2, Heart rate |
Who it fits
- Works with iPhone and Android.
How it compares
Closest models from Realme
| Model | Release year | Case size | Battery as listed | Water rating | GPS type | Works with |
|---|---|---|---|---|---|---|
| Realme Band 2 | 2021 | - | 12 days (approx.) | 5ATM (approx.) | None | iOS and Android |
| Realme Watch R100 | 2022 | 44 mm | 7 days (approx.) | IP68 | None | iOS and Android |
| Realme Watch S2 | 2024 | 46.5 mm | Up to 20 days (approx.) | 5ATM (approx.) | Standard GPS (approx.) | iOS and Android |
Closest models from other brands
| Model | Release year | Case size | Battery as listed | Water rating | GPS type | Works with |
|---|---|---|---|---|---|---|
| Fitbit Inspire 3 | 2022 | - | Up to 10 days | 5ATM | None | iOS and Android |
| 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 |
Compared with Realme Watch R100, Realme Watch (1st gen) lists an older release year (2021 against 2022).
Compared with Realme Watch S2, Realme Watch (1st gen) lists an older release year (2021 against 2024) and Polymer case material, where Realme Watch S2 lists Stainless steel.
Compared with Fitbit Inspire 3, Realme Watch (1st gen) lists an older release year (2021 against 2022) and Polymer case material, where Fitbit Inspire 3 lists Plastic/aluminum.
Compared with Garmin Vivosmart 5, Realme Watch (1st gen) lists an older release year (2021 against 2022).
Compared with Honor Band 7, Realme Watch (1st gen) lists an older release year (2021 against 2022).
Only values listed exactly are compared.
Phone compatibility and plan
No plan is listed as needed.
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
- Realme smartwatches
- All models
Last verified September 26, 2026
Features change with updates. Check the maker's current details. See our methodology