Fitbit Inspire 3 vs Xiaomi Watch S3
Compare specifications, current prices and availability. Choose up to four products from the same family.
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At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Fitbit Inspire 3 |  Xiaomi Watch S3 |
|---|---|---|
| Price | KSh 14,000.00 | KSh 18,000.00 |
| Display | AMOLED | 1.43-inch AMOLED |
| Battery capacity | — | 486 mAh lithium-ion polymer |
| Water resistance | 5 ATM / water resistant to 50 m; intended for suitable shallow-water use | 5 ATM rated for suitable shallow-water activities |
| Positioning / GPS | — | BeiDou, GPS, GLONASS, Galileo and QZSS |
| Health & wellness features | Heart rate, blood oxygen, skin-temperature variation, stress and activity tracking; availability varies and not intended for diagnosis | Heart rate, blood oxygen, stress, breathing and activity tracking; wellness data is not intended for medical diagnosis |
| Sleep tracking | Sleep stages, sleep score and overnight wellness tracking | Sleep monitoring supported |
| Sports / workout modes | Multiple exercise modes; connected GPS uses a paired phone | More than 150 sports modes |
| Phone compatibility | Android 11.0 or later; iOS 16.4 or later; Bluetooth LE and internet required | Android 8.0 or later; iOS 12.0 or later |
Full specifications
2 of 4 products
| Specification | Fitbit Inspire 3 | Xiaomi Watch S3 |
|---|---|---|
| Identity & design | ||
| Brand | Fitbit | Xiaomi |
| Model | Fitbit Inspire 3 | Xiaomi Watch S3 (M2323W1) |
| Announced | August 2022 | October 2023 |
| Dimensions | 39.32 × 18.6 × 11.75 mm | 47 × 47 × 12 mm |
| Weight | 17.69 g | 44 g (strap excluded) |
| Build materials | Corning Gorilla Glass 3 and premium silicone classic wristband with plastic buckle and tang | Aluminum-alloy frame, stainless-steel interchangeable bezel, and Corning glass |
| Wrist size | Small: approximately 130–190 mm; large: approximately 160–220 mm; both sizes included | 140–210 mm |
| Strap / band | Premium silicone classic wristband; small and large sizes included | Fluororubber strap |
| Controls / buttons | Touch-sensitive side controls and AMOLED touchscreen | Rotating crown, side control, interchangeable bezel interaction, and touchscreen |
| Display | ||
| Display | AMOLED | 1.43-inch AMOLED |
| Screen resolution | — | 466 × 466 pixels (~326 ppi) |
| Display protection | Corning Gorilla Glass 3 | — |
| Display features | Always-on display supported; increases power use | Always-on display supported |
| Memory & software | ||
| Operating system | — | Xiaomi HyperOS |
| Connectivity | ||
| Bluetooth | Bluetooth Low Energy | Bluetooth 5.2 |
| NFC | — | Supported; availability varies by region |
| Positioning / GNSS | — | BeiDou, GPS, GLONASS, Galileo and QZSS |
| Health & fitness | ||
| Sensors | 3-axis accelerometer, optical heart-rate monitor, red/infrared SpO2 sensors, device-temperature sensor, ambient-light sensor, and vibration motor | Heart-rate/blood-oxygen sensor, accelerometer, gyroscope, electronic compass, barometer, ambient-light sensor and Hall sensor |
| Health & wellness features | Heart rate, blood oxygen, skin-temperature variation, stress and activity tracking; availability varies and not intended for diagnosis | Heart rate, blood oxygen, stress, breathing and activity tracking; wellness data is not intended for medical diagnosis |
| Sleep tracking | Sleep stages, sleep score and overnight wellness tracking | Sleep monitoring supported |
| Sports / workout modes | Multiple exercise modes; connected GPS uses a paired phone | More than 150 sports modes |
| Smart features | ||
| Speaker | — | Built-in speaker |
| Microphone | — | Built-in microphone |
| Battery & durability | ||
| Battery capacity | — | 486 mAh lithium-ion polymer |
| Battery life | Up to 10 days; actual life varies with features and usage | Up to 15 days typical use with Android, 14.5 days with iOS, or 5 days with always-on display |
| Charging | Proprietary charging cable; approximately 2 hours from 0–100% | 2-pin magnetic charging dock |
| Water resistance | 5 ATM / water resistant to 50 m; intended for suitable shallow-water use | 5 ATM rated for suitable shallow-water activities |
| Compatibility | ||
| Phone compatibility | Android 11.0 or later; iOS 16.4 or later; Bluetooth LE and internet required | Android 8.0 or later; iOS 12.0 or later |
| Companion app | Google Health app | Mi Fitness |
| Colors | Midnight Zen, Lilac Bliss, or Morning Glow | Black or Silver; bezel and strap options vary by market |
| Additional specifications | ||
| Calling | — | Bluetooth calling when paired with a compatible phone |
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